bin – IRZU INSTITUTE

RESEARCH

Bugs : grub2-signed package : Ubuntu

January 25, 2023admin

Dell XPS 13 9310 – failed to update and upgrade.Error message was found without steps how to proceed with that. (Or single click of a button “Yes, please. Fix that”)…Read moreBugs : grub2-signed package : Ubuntu

RESEARCH

docker – Conda package without python enviroment

January 24, 2023admin

I try to install a conda package into a docker image, but conda changes default python, that is needed, after instalation. How I can solve this problem? Can I use…Read moredocker – Conda package without python enviroment

3D PRINTING RESEARCH

Need help configing zram / pop os 22.04 laptop – Linux

January 16, 2023admin

i could use some help with zram id like to know if this is the file in which zram tweaks for pop os are are made an if so what…Read moreNeed help configing zram / pop os 22.04 laptop – Linux

RESEARCH

released vkdt 0.5.0 – #10 by Thanatomanic – Software

January 1, 2023admin

Here is what I get when I try on Windows… Package glfw3 was not found in the pkg-config search path.Perhaps you should add the directory containing glfw3.pc’ to the PKG_CONFIG_PATH…Read morereleased vkdt 0.5.0 – #10 by Thanatomanic – Software

DATA MANAGEMENT RESEARCH

kubernetes – How to run kubectl commands inside docker container cron job

December 21, 2022admin

1.kubectl commands giving response in container terminal and getting cluster-info. [root@cronjob-cj-m1dr3tsda-aw5rv /]# kubectl cluster-info Kubernetes control plane is running at 172.20.0.1:443 CoreDNS is running at 172.20.0.1:443/api/v1/namespaces/kube-system/services/kube-dns:dns/proxy 2.We have crontab running…Read morekubernetes – How to run kubectl commands inside docker container cron job

RESEARCH

[BUG] new node join to cluster, upgrading with 100+ apply-hvst-upgrade pods.

December 19, 2022admin

Describe the bug $ kubectl get nodes -o wide NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME hv-n0 Ready control-plane,etcd,master 45h v1.24.7+rke2r1 10.16.166.21 <none> Harvester v1.1.1 5.3.18-150300.59.101-default ;Read more[BUG] new node join to cluster, upgrading with 100+ apply-hvst-upgrade pods.

JS, REACT, & NODE RESEARCH

vue.js – I am tring to create a vue project; but it straight away throws an error

December 14, 2022admin

When I try to create a vueJs project. It throws the following Error. vue create client internal/modules/cjs/loader.js:905 throw err; ^ Error: Cannot find module ‘cmd-shim’ Require stack: – C:\Users\91989\AppData\Roaming\npm\node_modules\@vue\cli\lib\util\linkBin.js -…Read morevue.js – I am tring to create a vue project; but it straight away throws an error

RESEARCH

software installation – There is no config file when I install “kubeadm/kubelet/kubectl” via “apt” or “snap” on Ubuntu 22.04LTS!

December 9, 2022admin

I just installed Kubernetes following this instruction: kubernetes.io/docs/setup/production-environment/tools/kubeadm/install-kubeadm/ on my Ubuntu desktop 22.04 LTS. When I try this command sudo kubectl cluster-info for example, I get this result: To further…Read moresoftware installation – There is no config file when I install “kubeadm/kubelet/kubectl” via “apt” or “snap” on Ubuntu 22.04LTS!

RESEARCH

python-pulseaudio-profiles-trayicon Changelog – pyup.io

December 6, 2022admin

—————— – initial release PyPi Preparation: * increment version in `setup.py`* add new changelog section in `CHANGES.rst`* commit/push all changes Commands for releasing on pypi.org (requires twine >= 1.8.0): find…Read morepython-pulseaudio-profiles-trayicon Changelog – pyup.io

RESEARCH

linux – log failed log attempts in centos 7

December 4, 2022admin

I’m trying to make a loop that searches all the logs for failed connections from the previous day and redirects the output to a text file.but the result I get…Read morelinux – log failed log attempts in centos 7

RESEARCH

With a XferCommand, pacman -Sw doesn’t download packages sig files (Arch Linux General Discussion)

December 4, 2022admin

With a XferCommand = /usr/bin/curl –socks5-hostname localhost:9451 –silent –show-error –continue-at – –fail-early –fail –output %o %u in pacman.conf, pacman -sync –downloadonly doesn’t download packages sig files. Is it because I…Read moreWith a XferCommand, pacman -Sw doesn’t download packages sig files (Arch Linux General Discussion)

RESEARCH

rabbitmq-diagnostics command crashing sometimes

December 1, 2022admin

Hi Team, We have 3 rmq node cluster and other 20+ application running in one VM. In our startup script we are running “rabbitmq-diagnostics check_running” command for every 20 seconds to…Read morerabbitmq-diagnostics command crashing sometimes

RESEARCH

python – Getting httplib2 error when running apt-get commands on Pop!_OS 22.04 – Stack Overflow

November 15, 2022admin

I just updated to pop os 22.04 lts and now not only it can’t detect any output and input devices on my computer but I also can’t run any apt-get…Read morepython – Getting httplib2 error when running apt-get commands on Pop!_OS 22.04 – Stack Overflow

RESEARCH

Oh help! DT 4.0 won’t start after trying insider build (sorta solved!) – #20 by g-man – darktable

November 11, 2022admin

Thanks for the suggestions so far. It is strange: using.\bin\darktable –configdir “.\config” in the bat fileOpens darktable but says the database is locked I have an earlier experimental build using…Read moreOh help! DT 4.0 won’t start after trying insider build (sorta solved!) – #20 by g-man – darktable

DATA MANAGEMENT RESEARCH

python – When using env.yml with conda whats the difference between dependencies and pip dependencies?

November 5, 2022admin

I am creating a .SH script for setting up automatically my dev environment in Azure ML, according to this: learn.microsoft.com/en-gb/azure/machine-learning/how-to-customize-compute-instance The script looks like this: #!/bin/bash set -e # pypi.org/project/azure-ai-ml/…Read morepython – When using env.yml with conda whats the difference between dependencies and pip dependencies?

RESEARCH

centos – How to start an application MarkLogic using bash command

November 1, 2022admin

I am using Docker to install an application MarkLogic and deploy some files in the installed application. The docker image is hosted on a centOS7 machine. I am using this…Read morecentos – How to start an application MarkLogic using bash command

3D PRINTING RESEARCH

Check Kubectl Version With Code Examples

November 1, 2022admin

Check Kubectl Version With Code Examples In this lesson, we’ll use programming to try to solve the Check Kubectl Version puzzle. The code shown below demonstrates this. curl -LO storage.googleapis.com/kubernetes-release/release/v1.18.0/bin/linux/amd64/kubectl…Read moreCheck Kubectl Version With Code Examples

3D PRINTING RESEARCH

Docker Image With Wget With Code Examples

October 31, 2022admin

Docker Image With Wget With Code Examples In this session, we are going to try to solve the Docker Image With Wget puzzle by using the computer language. The code…Read moreDocker Image With Wget With Code Examples

RESEARCH

Musescore 4 caused a bluescreen

October 31, 2022admin

Not sure if it’s caused by Musescore or my PC. I’m sharing it in case it helps; ask for any other info that may be useful. Here is the log…Read moreMusescore 4 caused a bluescreen

RESEARCH

python – ChromiumOS cros_sdk Unhandled Exception

October 30, 2022admin

I’m trying to build Chromium OS. But an error is bullying me. My System: Linux Ubuntu x86_64 i5-9600k 16gb Memory 2TB HardDisk -< used for chromium build Command i runned:…Read morepython – ChromiumOS cros_sdk Unhandled Exception

RESEARCH

linux kernel – Is it possible to filter or format the audit dmesg reports?

October 25, 2022admin

I like having a terminal open with dmesg so I can see the logs in real-time. However, the audit logs are quite long, and I was wondering if there was…Read morelinux kernel – Is it possible to filter or format the audit dmesg reports?

ACOUSTICS & DSP RESEARCH

[dragonfly-reverb] Install fails when installing with other dragonfly-reverb-* packages

October 22, 2022admin

Description: Install fails when install with other split pacakges. So, package groups like pro-audio and lv2-plugins fails when it installs every packages. Here’s error log when I install lv2-plugins with…Read more[dragonfly-reverb] Install fails when installing with other dragonfly-reverb-* packages

RESEARCH

Bug#1022067: zynaddsubfx: FTBFS on riscv64

October 21, 2022admin

Source: zynaddsubfx Version: 3.0.6-3 Severity: important Tags: ftbfs patch Justification: fails to build from source (but built successfully in the past) User: debian-ri…@lists.debian.org Usertags: riscv64 X-Debbugs-Cc: i…@hack3r.moe, debian-ri…@lists.debian.org Dear maintainers,…Read moreBug#1022067: zynaddsubfx: FTBFS on riscv64

RESEARCH

Bugs : pipewire-media-session package : Ubuntu

October 19, 2022admin

kubuntu 22.10and there are no audio devices in the kubuntu sound menulspci00:00.0 Host bridge: Intel Corporation Device 3e0f (rev 08)00:02.0 VGA compatible controller: Intel Corporation CoffeeLake-S GT1 [UHD Graphics 610]00:08.0…Read moreBugs : pipewire-media-session package : Ubuntu

RESEARCH

python – JupyterLab launches from base installation even when in conda environment

October 15, 2022admin

How can I have jupyter lab launch JupyterLab from the current conda environment. Is such a thing possible? I wanted to start experimenting with customizing Jupyter(Lab), and so decided to…Read morepython – JupyterLab launches from base installation even when in conda environment

RESEARCH

regular expression – Ansible: quote square brackets in variable value for regexp parameter

October 15, 2022admin

For the modification of a PHP-FPM pool configuration file I use ansible.builtin.lineinfile. How should I quote the square brackets in a value of a variable for the regexp parameter? Without…Read moreregular expression – Ansible: quote square brackets in variable value for regexp parameter

RESEARCH

No files show up at all. OSX – #5 by HIRAM – RawTherapee

October 15, 2022admin

I can see that some others have the same problem, but I couldn’t find a way to resolve it: After dragging RawTherapee.app into the Applications folder on my Mac (OSX…Read moreNo files show up at all. OSX – #5 by HIRAM – RawTherapee

RESEARCH

variables – Using Manjaro Gnome, Why do i have the java path three times in $HOME

October 8, 2022admin

I am having problems with flutter because of java abd would like to understand environment variables compared to windows. Is there a file where I can edit them easily? which…Read morevariables – Using Manjaro Gnome, Why do i have the java path three times in $HOME

3D PRINTING DATA MANAGEMENT RESEARCH

Kafka Windows Create Topic With Code Examples

October 2, 2022admin

Kafka Windows Create Topic With Code Examples With this article, we’ll look at some examples of Kafka Windows Create Topic problems in programming. %KAFKA_HOME%/bin/windows/kafka-topics.bat –create –topic kontext-kafka –bootstrap-server localhost:9092 By…Read moreKafka Windows Create Topic With Code Examples

RESEARCH

Cant connent to pods

September 19, 2022admin

I was trying to debug an issue with an upgrade from 21.4.0 to 21.9.0 , but I’m not able to connect to the pods to run commands. I get errors like…Read moreCant connent to pods

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

audio – How to interpolate the peak amplitude of an fft output?

September 19, 2022admin

I want to find the peak amplitude of an audio signal in a given frequency area.My problem is that if the signal has a strong resonating frequency between 2 fft…Read moreaudio – How to interpolate the peak amplitude of an fft output?

RESEARCH

linux – Install Raspberry Pi Imager problem with bbswitch-dkms on Pop!_OS

September 17, 2022admin

Following www.raspberrypi.com/software/ to install Raspberry Pi Imager has these errors: seems related to bbswitch-dkms compiling issues: $ sudo apt install rpi-imager Reading package lists… Done Building dependency tree… Done Reading…Read morelinux – Install Raspberry Pi Imager problem with bbswitch-dkms on Pop!_OS

RESEARCH

FTBFS on riscv64 (undefined reference to `__init’)

September 9, 2022admin

Source: seq24 Version: 0.9.3-2 Severity: important Tags: ftbfs patch Justification: fails to build from source (but built successfully in the past) X-Debbugs-Cc: i…@hack3r.moe Dear maintainers, I am currently porting packages…Read moreFTBFS on riscv64 (undefined reference to `__init’)

RESEARCH

installation – how to properly install mlflow in R studio?

September 9, 2022admin

I followed the official document but found error > install.package(“mlflow”) Error in install.package(“mlflow”) : could not find function “install.package” > install.packages(“mlflow”) Installing package into ‘C:/Users/fzhu/AppData/Local/R/win-library/4.2’ (as ‘lib’ is unspecified) trying…Read moreinstallation – how to properly install mlflow in R studio?

RESEARCH

python – Cannot add conda environment to Pycharm – Conda executable path is empty even when it’s not

August 30, 2022admin

I am pretty proficient in pycharm but it is the first time I stumble into this problem. I created a conda environment Finding the conda executable which for me is…Read morepython – Cannot add conda environment to Pycharm – Conda executable path is empty even when it’s not

DATA MANAGEMENT RESEARCH

chromium build vs_toolchain error

August 28, 2022admin

Traceback (most recent call last): File “src/build/vs_toolchain.py”, line 588, in <module> sys.exit(main()) File “src/build/vs_toolchain.py”, line 584, in main return commands[sys.argv[1]](*sys.argv[2:]) File “src/build/vs_toolchain.py”, line…Read morechromium build vs_toolchain error

ACOUSTICS & DSP LOW VOLTAGE IC RESEARCH

pulseaudio – No sound on Monitor HDMI output after upgrading to `ubuntu 22.04` from `ubuntu 20.04`, while audio devices are detecting using `pipewire` session

August 22, 2022admin

$ aplay -L null Discard all samples (playback) or generate zero samples (capture) samplerate Rate Converter Plugin Using Samplerate Library speexrate Rate Converter Plugin Using Speex Resampler jack JACK Audio…Read morepulseaudio – No sound on Monitor HDMI output after upgrading to `ubuntu 22.04` from `ubuntu 20.04`, while audio devices are detecting using `pipewire` session

DATA MANAGEMENT RESEARCH

Centos rabbitmq starts at boot

August 16, 2022admin

1, numbered startup script vi /etc/rc.d/init.d/rabbitmq The content is as follows #!/bin/bash#chkconfig:2345 61 61export HOME=/home/rabbitmq/data/export PATH=$PATH:/usr/local/erlang/binexport PATH=$PATH:/usr/local/rabbitmq_server-3.8.5/sbincase “$1” instart)echo “Starting RabbitMQ…”rabbitmq-server -detached;;stop)echo “Stopping RabbitMQ…”rabbitmqctl stop;;status)echo “Status RabbitMQ…”rabbitmqctl status;;restart)echo “Restarting RabbitMQ…Read moreCentos rabbitmq starts at boot

RESEARCH

Error: kubectl not found

August 11, 2022admin

System Information: MacOS: 10.15.7 VSCode: 1.60.0 Kubernetes Extension: v1.3.3 Recently I started having an issue where the extension cannot find kubectl on VSCode launch. I get an error saying Kubectl…Read moreError: kubectl not found

RESEARCH

pip – unable to load torchaudio even after installing

July 14, 2022admin

screenshot I’m trying to use torchaudio but i’m unable to import it. I have installed it and it is also visible through pip list. <ipython-input-6-4cf0a64f61c0> in <module> —-> 1 import…Read morepip – unable to load torchaudio even after installing

DATA MANAGEMENT RESEARCH

python – Unexpected Conda error preventing the creation of a new environment from a .yml file

July 14, 2022admin

I am running into an issue while attempting to start a local webserver for the use of pLannotate. When attempting to start create a conda environment from the .yml file,…Read morepython – Unexpected Conda error preventing the creation of a new environment from a .yml file

ACOUSTICS & DSP LOW VOLTAGE IC RESEARCH

ALSA linking when cross-compiling Rust program for ARM

July 1, 2022admin

I’m trying to cross-compile a simple Rust program to record sound with ALSA drivers on a Raspberry Pi Zero using the wavy crate inside a Docker container that has the…Read moreALSA linking when cross-compiling Rust program for ARM

DATA MANAGEMENT ELASTIC & LUCENE RESEARCH

Kibana: add HTTPS – elastic stack 8.0 to access kibana

June 30, 2022admin

Articles before me ： I explained in detail how to install Elasticsearch And Kibana. In the above installation ,Elasticsearch Your visit is https Of , and Kibana Your visit is…Read moreKibana: add HTTPS – elastic stack 8.0 to access kibana

RESEARCH

Nginx

June 19, 2022admin

Nginx summary Nginx It’s a High performance The reverse proxy server for .And tomcat similar , But it’s more powerful 、 Higher performance . Powerful concurrency 、50000 Number of concurrent…Read moreNginx

RESEARCH

How flash Android11(AOSP11) A/B OTA .zip file into target

May 28, 2022admin

Followed below steps : Compiled the source code $mkdir dist_output $make dist DIST_DIR=dist_output $./out/target/product/rk3399_ROCKPI4B_Android11/otatools/releasetools/ota_from_target_files dist_output/rk3399_ROCKPI4B_Android11-target_files-eng.test1-test.zip update1.zip 2022-05-27 15:43:16 – common.py – WARNING : Failed to read SYSTEM/etc/build.prop 2022-05-27 15:43:16 –…Read moreHow flash Android11(AOSP11) A/B OTA .zip file into target

RESEARCH

Boot Chromium OS on QEMU

May 27, 2022admin

Hi, all I have successfully booted the Chromium OS on QEMU by running sudo qemu-system-x86_64 -kernel boot_images/vmlinuz -enable-kvm -m 2G -smp 4 -hda chromiumos_qemu_image.bin -vga virtio -append “init=/sbin/init root=/dev/sda3 earlyprintk=serial,keep…Read moreBoot Chromium OS on QEMU

DATA MANAGEMENT RESEARCH

Newrelic-infra inside of a container not reporting nginx data – #2 by sal.scotto – Infrastructure

May 26, 2022admin

and if i run the nri-ngixn from the container i get valid resutlsbash-5.1# ./bin/nri-nginx -metrics{“name”:“com.newrelic.nginx”,“protocol_version”:“3”,“integration_version”:“3.2.3”,“data”:[{“metrics”:[{“event_type”:“NginxSample”,“net.connectionsAcceptedPerSecond”:0,“net.connectionsActive”:1,“net.connectionsDroppedPerSecond”:0,“net.connectionsReading”:0,“net.connectionsWaiting”:0,“net.connectionsWriting”:1,“net.requestsPerSecond”:0,“port”:“8080”,“software.edition”:“open source”,“software.version”:“nginx”}],“inventory”:{},“events”:[]}]} Read more here: Source link

RESEARCH

Thumbnails not displaying (link to file broken?) – #4 by brimurr – digiKam

May 23, 2022admin

Sorry for the late reply – was travelling without my computer. I’ve done that but it is too much text to add here and can’t upload for some reason. I…Read moreThumbnails not displaying (link to file broken?) – #4 by brimurr – digiKam

3D PRINTING RESEARCH

Perfect solution for Python using ffmpeg

May 22, 2022admin

Recently, there is a small task that needs audio transcoding, which needs to be used ffmpeg, There are many problems encountered in the process of installation and use, and there…Read morePerfect solution for Python using ffmpeg

LOW VOLTAGE IC RESEARCH

Debian — Details of package grub-efi-arm-bin in bookworm

May 21, 2022admin

GRand Unified Bootloader, version 2 (ARM UEFI modules) GRUB is a portable, powerful bootloader. This version of GRUB is based on a cleaner design than its predecessors, and provides the…Read moreDebian — Details of package grub-efi-arm-bin in bookworm

RESEARCH

Anaconda conda env == CommandNotFound

May 19, 2022admin

Hi All, It would appear that the conda that is included with Pro does not support/offer `conda env …..`. This is used to perform so many functions in conda and…Read moreAnaconda conda env == CommandNotFound

DATA MANAGEMENT RESEARCH

azure aks – Newrelic infra agent on AKS Node pool

May 18, 2022admin

I have got my solution via deamonset and configmap with nodeinstaller. Below links really helped me but not through terraform as AKS won’t support custom script to automate via terraform.(Hi…Read moreazure aks – Newrelic infra agent on AKS Node pool

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

Why do I get two frequency spikes from a simple sin function via FFT in R?

May 12, 2022admin

For a purely real input signal of N points you get a complex output of N points with complex conjugate symmetry about N/2. You can ignore the output points above…Read moreWhy do I get two frequency spikes from a simple sin function via FFT in R?

RESEARCH

Error building Qt for Visual Studio: “ninja: build stopped: subcommand failed.”

May 11, 2022admin

I am building Qt 5.9.1 using Visual Studio 2017 and Windows 10. I used x64 Native Tools Command Prompt for VS 2017 and this configuration configure -mp -opensource -prefix E:\Library\qt\5.9.1\msvc_x64…Read moreError building Qt for Visual Studio: “ninja: build stopped: subcommand failed.”

RESEARCH

Debian — File list of package ffmpeg/bookworm/arm64

May 9, 2022admin

/usr/bin/ffmpeg /usr/bin/ffplay /usr/bin/ffprobe /usr/bin/qt-faststart /usr/share/doc/ffmpeg/README.Debian /usr/share/doc/ffmpeg/RELEASE_NOTES /usr/share/doc/ffmpeg/TODO.Debian /usr/share/doc/ffmpeg/changelog.Debian.gz /usr/share/doc/ffmpeg/changelog.gz /usr/share/doc/ffmpeg/copyright /usr/share/ffmpeg/ffprobe.xsd /usr/share/ffmpeg/libvpx-1080p.ffpreset /usr/share/ffmpeg/libvpx-1080p50_60.ffpreset /usr/share/ffmpeg/libvpx-360p.ffpreset /usr/share/ffmpeg/libvpx-720p.ffpreset /usr/share/ffmpeg/libvpx-720p50_60.ffpreset /usr/share/lintian/overrides/ffmpeg /usr/share/man/man1/ffmpeg-all.1.gz /usr/share/man/man1/ffmpeg-bitstream-filters.1.gz /usr/share/man/man1/ffmpeg-codecs.1.gz /usr/share/man/man1/ffmpeg-devices.1.gz /usr/share/man/man1/ffmpeg-filters.1.gz /usr/share/man/man1/ffmpeg-formats.1.gz /usr/share/man/man1/ffmpeg-protocols.1.gz /usr/share/man/man1/ffmpeg-resampler.1.gz /usr/share/man/man1/ffmpeg-scaler.1.gz /usr/share/man/man1/ffmpeg-utils.1.gz /usr/share/man/man1/ffmpeg.1.gz /usr/share/man/man1/ffplay-all.1.gz /usr/share/man/man1/ffplay.1.gz…Read moreDebian — File list of package ffmpeg/bookworm/arm64

RESEARCH

Mount ext2 as totally readonly system from busybox

May 8, 2022admin

I’m using ext2 FS on my embedded device (busybox) with readonly mode. But, when I check FS if its true readonly system. I found strange things: When I type cat…Read moreMount ext2 as totally readonly system from busybox

DATA MANAGEMENT RESEARCH

[Solved] Logs sent to console using logback configuration in java app, not visible in Kubernetes using kubectl logs

May 5, 2022admin

According to the Kubenetes documentation, all output (that a containerized application writes to stdout and stderr) is redirected to a JSON file by default. You can access it by using…Read more[Solved] Logs sent to console using logback configuration in java app, not visible in Kubernetes using kubectl logs

3D PRINTING RESEARCH

Kubectl logs command unable to print the output (Docker) / Ingrom

May 2, 2022admin

When you kubectl logs to any pod, you’re querying the stdout/stderr streams sent to the node’s log files (/var/log/*), which in turn depends on the underlying host OS logrotate. You…Read moreKubectl logs command unable to print the output (Docker) / Ingrom

DATA MANAGEMENT RESEARCH

Are there tools to tell me if a raw file is clipped from the CLI? – #8 by afre – Processing

April 30, 2022admin

As far as I know, no metadata records whether any data is clipped, or at the maximum posible value. The fastest solution would be a custom program written for the…Read moreAre there tools to tell me if a raw file is clipped from the CLI? – #8 by afre – Processing

RESEARCH

Cannot install Jekyll on Manjaro

April 29, 2022admin

On a fresh Manjaro install, after having installed the Ruby with pacman -S ruby I tried to install Jekyll running gem install bundler jekyll The bundler has been installed successfully,…Read moreCannot install Jekyll on Manjaro

3D PRINTING RESEARCH

python – How to get base conda installation directory (not CONDA_PREFIX)?

April 20, 2022admin

I’m trying to figure out the best way to get the base conda installation directory. I wrote this but I know this isn’t the best way to do it: (base)…Read morepython – How to get base conda installation directory (not CONDA_PREFIX)?

RESEARCH

conda – gdalinfo: error while loading shared libraries: libtiledb.so.2.2: cannot open shared object file: No such file or directory

April 18, 2022admin

In a clean install of conda following these steps, but having issues. I have done in several linux instances and Macbook pc this same procedure flawless before, now testing on…Read moreconda – gdalinfo: error while loading shared libraries: libtiledb.so.2.2: cannot open shared object file: No such file or directory

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

Java frequency analysis performance – DevDreamz

April 17, 2022admin

Since you need to capture 2s of audio initially, this will set a lower bound on latency. Even with your 50% overlap you will still have a minimum latency of…Read moreJava frequency analysis performance – DevDreamz

RESEARCH

Ubuntu installation on a RISC-V virtual machine using a server install image and QEMU – RISC-V-docs

April 9, 2022admin

Starting with Ubuntu 22.04 a server install image is made available. This topic describes how to use the image for an installation on a virtual machine. A general overview of…Read moreUbuntu installation on a RISC-V virtual machine using a server install image and QEMU – RISC-V-docs

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

How to apply FFT to find frequency of a signal?

April 9, 2022admin

Your signal has a DC bias. A DC bias is the same (to an FFT) as a cosine wave with a frequency of 0. This DC bias also appears to…Read moreHow to apply FFT to find frequency of a signal?

3D PRINTING ACOUSTICS & DSP FFT & WAVELETS LOW VOLTAGE IC RESEARCH

gcc – Cross compiling FFTW for ARM Neon

April 7, 2022admin

I am trying to compile FFTW3 to run on ARM Neon (More precisely, on a Cortex a-53). The build env is x86_64-pokysdk-lunix, The host env is aarch64-poky-lunix. I am using…Read moregcc – Cross compiling FFTW for ARM Neon

3D PRINTING RESEARCH

Bugs : mate-panel package : Ubuntu

April 4, 2022admin

Steps to reproduce: 1) sudo apt install virtualbox2) See that it doesn’t appear in the menus3) To make it appear, run any ONE of the following actions:3a) Logout/login3b) Or run:…Read moreBugs : mate-panel package : Ubuntu

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

signal processing – Why these operations calculates group delay?

March 30, 2022admin

In textbook, group delay is defined as negative derivative of phase (in frequency domain). And in discrete signal, derivative can be approximately calculated as differentiation. But when I browse some…Read moresignal processing – Why these operations calculates group delay?

DATA MANAGEMENT RESEARCH

Error during connection to database: TMySQL57Connection : Server connect failed. -Problema Installazione CQRLOG su LINUX POP-OS.

March 27, 2022admin

Dopo aver Installato CQRLOG, all’avvio si presenta questo errore:Cqrlog Ver:2.5.1 (001) Date:2021-01-24**** DEBUG LEVEL 1 **** OS:Linux version 5.16.11-76051611-generic (jenkins@warp.pop-os.org) (gcc (Ubuntu 11.2.0-7ubuntu2) 11.2.0, GNU ld (GNU Binutils for Ubuntu)…Read moreError during connection to database: TMySQL57Connection : Server connect failed. -Problema Installazione CQRLOG su LINUX POP-OS.

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

python – Creating a for loop or function to create multiple heatmaps from a dataframe

March 26, 2022admin

Here is one way to create all the charts in a loop. It isn’t the cleanest, as there will be repeated charts (but with the axes swapped). My data: import…Read morepython – Creating a for loop or function to create multiple heatmaps from a dataframe

MQTT & IOT AUTOMATION RESEARCH

c – /usr/bin/ld: cannot find -l while compiling with gcc

March 21, 2022admin

The -l switch asks the linker to use a certain library. It should followed by the name of a library or a file system path to the library. /home/chaima/paho.mqtt.c/build/output is…Read morec – /usr/bin/ld: cannot find -l while compiling with gcc

RESEARCH

path – Conda using /usr/local/bin/python instead of conda environment python

March 19, 2022admin

After I activate my conda environment and I run which python, I get the following /usr/local/bin/python As you can see it doesn’t use the python which should be in the…Read morepath – Conda using /usr/local/bin/python instead of conda environment python

JS, REACT, & NODE RESEARCH

node.js – Plesk NPM issue

March 18, 2022admin

I get the following error message under PLESK when I try to install NPM NPM install npm WARN EBADENGINE Unsupported engine { npm WARN EBADENGINE package: ‘webrtc@3.4.7’, npm WARN EBADENGINE…Read morenode.js – Plesk NPM issue

RESEARCH

Disable binary logging in MySQL

March 7, 2022admin

NOTE: We are in the process of modifying the file structure and configuration for many Bitnami stacks. On account of these changes, the file paths stated in this guide may…Read moreDisable binary logging in MySQL

RESEARCH

pip – Switch from Pyenv to Conda

March 5, 2022admin

I’ve been using pyenv but I want to switch to Conda. I use VScode, managed to create a Conda environment and use the proper version of Python but when installing…Read morepip – Switch from Pyenv to Conda

DATA MANAGEMENT RESEARCH

python – Compare two plotly density heatmaps data

March 4, 2022admin

I have a dataset that looks like this: tsne_results_x tsne_results_y team_id 0 -22.796648 -26.514051 107 1 11.985229 40.674446 107 2 -28.231720 -49.302216 107 3 31.942875 -14.427114 107 4 -46.436501 -7.750005…Read morepython – Compare two plotly density heatmaps data

RESEARCH

Index of /ubuntu/ubuntu/pool/main/p/pipewire

March 3, 2022admin

Name Last modified Size Description Parent Directory – gstreamer1.0-pipewire_0.3.24-3_amd64.deb 2021-03-25 05:22 40K gstreamer1.0-pipewire_0.3.32-1_amd64.deb 2021-07-22 07:53 44K gstreamer1.0-pipewire_0.3.32-1_i386.deb 2021-07-26 13:48 47K gstreamer1.0-pipewire_0.3.47-1ubuntu1_amd64.deb 2022-02-21 05:08 44K …Read moreIndex of /ubuntu/ubuntu/pool/main/p/pipewire

RESEARCH

Re: [PATCH v2 1/5] ath10k: QCA4019 hw1.0: update board-2.bin (Linux Wireless)

February 27, 2022admin

On Saturday, 26 February 2022 17:39:23 CET Christian Lamparter wrote: > The current situation is: OpenWrt has those board files (as ~40 separate > files) all lined up in: >…Read moreRe: [PATCH v2 1/5] ath10k: QCA4019 hw1.0: update board-2.bin (Linux Wireless)

RESEARCH

pacman – How to deal with missing libcrypt.so.1 on Arch Linux?

February 21, 2022admin

How do you deal with a missing libcrypt.so.1 on ArchLinux? Trying to run openoffic4 (the LibreOffice binary) results in: /opt/openoffice4/program/javaldx: error while loading shared libraries: libcrypt.so.1: cannot open shared object…Read morepacman – How to deal with missing libcrypt.so.1 on Arch Linux?

3D PRINTING DATA MANAGEMENT RESEARCH

python – Exporting a .HAR with selenium webdriver

February 20, 2022admin

I’m trying to export a .HAR file from a webdriver page from browsermobproxy import Server from selenium import webdriver import os import json from urllib.parse import urlparse server = Server(“browsermob-proxy-2.1.4/bin/browsermob-proxy.bat”)…Read morepython – Exporting a .HAR with selenium webdriver

RESEARCH

How to reduce Chromium OS image size?

February 19, 2022admin

I want to boot Chromium OS in qemu, but the size of chromiumos_image.bin is 6.4G is larger than the limitation of QEMU (4GB). Hence, I try to reduce the size of chromiumos_image.bin…Read moreHow to reduce Chromium OS image size?

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

Java frequency analysis performance – Stackify

February 15, 2022admin

Since you need to capture 2s of audio initially, this will set a lower bound on latency. Even with your 50% overlap you will still have a minimum latency of…Read moreJava frequency analysis performance – Stackify

RESEARCH

[chennes/MantisToGitHub] [MSVC][Build][Permissive-][std:c++latest] FreeCAD failed to build on MSVC

February 7, 2022admin

Issue imported from tracker.freecad.org/view.php?id=0004765 Reporter: QuellaZhang Date submitted: 2021-10-15 FreeCAD version: Category: Bug Status: acknowledged Tags: Hi All, The MSVC team recently added FreeCAD as part of RWC testing to…Read more[chennes/MantisToGitHub] [MSVC][Build][Permissive-][std:c++latest] FreeCAD failed to build on MSVC

3D PRINTING RESEARCH

Bash script using dmesg to see a message on terminal when a mouse is plugged and unplugged

February 5, 2022admin

I am trying to get my hands dirty with bash scripting and dmesg. I want to write a script which does the following : When the mouse is plugged in,…Read moreBash script using dmesg to see a message on terminal when a mouse is plugged and unplugged

3D PRINTING DATA MANAGEMENT JS, REACT, & NODE RESEARCH

SVF file not loading in Autodesk Forge Viewer 3D

February 4, 2022admin

If you are using offline mode, be aware of gzip compression. Typically, when a server, gives the browser the pf and bin files, these files are gzip compressed, with it’s…Read moreSVF file not loading in Autodesk Forge Viewer 3D

3D PRINTING DATA MANAGEMENT RESEARCH

django – RabbitMQ + Celery. RabbitMQ creates new process every 60 seconds

February 2, 2022admin

My goal is to create task that sends notification email when user’s comment receives a reply. I’m using WSL Ubuntu, Django, Celery + RabbitMQ The problem is every 60 second…Read moredjango – RabbitMQ + Celery. RabbitMQ creates new process every 60 seconds

RESEARCH

use swap() to make code cleaner”

February 2, 2022admin

With this change, userfaultfd fails to build with undefined referenceswap() error: userfaultfd.c: In function ‘userfaultfd_stress’:userfaultfd.c:1530:17: warning: implicit declaration of function ‘swap’; did you mean ‘swab’? [-Wimplicit-function-declaration]1530 | swap(area_src, area_dst);| ^~~~|…Read moreuse swap() to make code cleaner”

DATA MANAGEMENT RESEARCH

Consuming a key/value from KAFKA using kafka-json-schema-console-consumer only returns value but not key

January 30, 2022admin

I am building a Kafka source connector and am able to successfully publish a Kafka SourceRecord with a key and its schema with a value and its schema. However, when…Read moreConsuming a key/value from KAFKA using kafka-json-schema-console-consumer only returns value but not key

RESEARCH

Accepted pipewire 0.3.44-1 (source) into unstable

January 28, 2022admin

—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA512 Format: 1.8 Date: Thu, 27 Jan 2022 16:24:40 +0100 Source: pipewire Architecture: source Version: 0.3.44-1 Distribution: unstable Urgency: medium Maintainer: Utopia Maintenance Team <pkg-utopia-maintain…@alioth-lists.debian.net>…Read moreAccepted pipewire 0.3.44-1 (source) into unstable

RESEARCH

Device did not show up while installing Manjaro XFCE 21.2.1 – Installation & Boot

January 24, 2022admin

In manjaro I’ve installed etcher-bin. I’ve used gnome-disk-utility 41.0 to format a Kingston SanDisk 32 gb USB without partitioning. I’ve used balenaEtcher to flash the iso into the USB. Then…Read moreDevice did not show up while installing Manjaro XFCE 21.2.1 – Installation & Boot

RESEARCH

packages with conffile prompts are no longer skipped, leading to upgrade failures

January 21, 2022admin

Package: unattended-upgrades Version: 2.8 Severity: serious Hi All, This bug has showing up on this end in unattended-upgrades 2.8 on my Raspberry Pi Model 3B+ running Raspberry Pi OS 11.2…Read morepackages with conffile prompts are no longer skipped, leading to upgrade failures

DATA MANAGEMENT RESEARCH

Docker cannot be mounted on hard disk under win10 Home Edition

January 19, 2022admin

1. Because it is not the win10 professional version, the docker toolbox installation was downloaded when downloading the docker of win102. I have set the shared folder of Oracle VM…Read moreDocker cannot be mounted on hard disk under win10 Home Edition

RESEARCH

How to create a Linux ISO image from scratch (Graphic tutorial)

January 13, 2022admin

1、 Foreword For a very simplified Linux system, it only needs three parts: a Linux kernel, a root file system and boot. The following are the systems and software used…Read moreHow to create a Linux ISO image from scratch (Graphic tutorial)

DATA MANAGEMENT RESEARCH

Victorialogs – Loki On VictoriaMetrics

January 12, 2022admin

This project experimentally supports the loki protocol on the VictoriaMetrics Cluster, and the performance may be better than original loki. More discussion can be found at VictoriaMetrics#816 Supported LogQL, extends…Read moreVictorialogs – Loki On VictoriaMetrics

RESEARCH

CVE-2022-22822 CVE-2022-22823 CVE-2022-22824 CVE-2022-22825 CVE-2022-22826 CVE-2022-22827

January 11, 2022admin

Source: expat Version: 2.4.2-1 Severity: important Tags: security upstream Forwarded: github.com/libexpat/libexpat/pull/539 X-Debbugs-Cc: car…@debian.org, Debian Security Team <t…@security.debian.org> Hi, The following vulnerabilities were published for expat, they are all covered in…Read moreCVE-2022-22822 CVE-2022-22823 CVE-2022-22824 CVE-2022-22825 CVE-2022-22826 CVE-2022-22827

RESEARCH

repo: command not found in automated bash script to build cyanogenmod

January 11, 2022admin

To summarize, there turned out to be 2 problems. The first, was in my attempted solution of manually setting the path in the script as PATH=~/Android/Cyanogenmod/bin/repo:$PATH should have been just…Read morerepo: command not found in automated bash script to build cyanogenmod

RESEARCH

Can’t install CentOS VirtualBox guest additions

January 10, 2022admin

I’m using Manjaro Linux, and I have CentOS 7 installed in VirtualBox. When I try to install VirtualBox Guest Additions, I get the following error. Verifying archive integrity… All good.…Read moreCan’t install CentOS VirtualBox guest additions

RESEARCH

Well Tempered Synthesizer Wendy Walter Carlos Moog Record 60s | Arts & Collectibles | Calgary

January 3, 2022admin

Plays through well! Bach, Monteverdi, Scarlatti and Handel on the Moog. Pick up in Marda Loop. Thanks! Most of the listings here belong to seniors in the midst of a…Read moreWell Tempered Synthesizer Wendy Walter Carlos Moog Record 60s | Arts & Collectibles | Calgary

LINUX & ANDROID RESEARCH

Configure PHP-FPM options

December 25, 2021admin

NOTE: We are in the process of modifying the file structure and configuration for many Bitnami stacks. On account of these changes, the file paths stated in this guide may…Read moreConfigure PHP-FPM options

LINUX & ANDROID RESEARCH

Enable HTTP/2 support with Apache

December 25, 2021admin

NOTE: We are in the process of modifying the file structure and configuration for many Bitnami stacks. On account of these changes, the file paths stated in this guide may…Read moreEnable HTTP/2 support with Apache