SED – IRZU INSTITUTE

RESEARCH

docker – Problem with dockerfile base image

May 9, 2023admin

I am trying to run a dockerfile that has Centos 6.9 as base image. However, Docker has withdrawn support for Centos. The dockerfile begins with : FROM centos:6.9 as resultsdbbase…Read moredocker – Problem with dockerfile base image

RESEARCH

javascript – Regex to match all the words between curly brackets, squared brackets and signs

May 8, 2023admin

Inside my string there are different tags that I have to match with a regex and then wrap with some extra tags I have to use. Let’s say I have…Read morejavascript – Regex to match all the words between curly brackets, squared brackets and signs

RESEARCH

javascript – Regex – match a pattern only if it is after or before certain pattern

May 2, 2023admin

I have giant string (markdown) that contains something like this: ## Header 1 {~1.0} Lorem ipsum dolor sit amet. Sed congue diam turpis, {~2.0} vitae congue erat accumsan nec. {~3.0}…Read morejavascript – Regex – match a pattern only if it is after or before certain pattern

3D PRINTING RESEARCH

awk – Joining multiple lines based on a regex

April 29, 2023admin

I have the output of a pandoc conversion to HTML which looks like this: foo bar <blockquote> That’s one small step for man, one giant leap for mankind A new…Read moreawk – Joining multiple lines based on a regex

RESEARCH

regular expression – multiple replacement in file using sed and regex

February 10, 2023admin

I have a file like this: one line echo number_format($row1[$z+1],2,”,”,”.”); echo “”.number_format($mount_01,2,”,”,”.”).””; echo “”.number_format($mount_02,2,”,”,”.”).””; other line <td bgcolor=”red”><?echo number_format($general,2,”,”,”.”);?></td> another line <td><?echo number_format($sum_total,2,”,”,”.”);?></td> with this regex:…Read moreregular expression – multiple replacement in file using sed and regex

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?

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

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

RESEARCH

String array loadStrings split – #10 by nina1 – Processing

March 9, 2022admin

Please can anyone help me please? Iknow how to load Strings but idk how to Split them with “!,?,.” Write a program that reads a text file with a name…Read moreString array loadStrings split – #10 by nina1 – Processing

RESEARCH

Potential improvements to import and copy in Darktable. – #31 by Terry – darktable

January 28, 2022admin

Keep in mind that traditionally, Linux uses specialised tools for each task. Extreme examples of this are programs like find, sed, awk, grep, which are meant to be used (also)…Read morePotential improvements to import and copy in Darktable. – #31 by Terry – darktable

RESEARCH

regular expression – not understanding regex pattern for matching an integer

January 9, 2022admin

(First, this is not a bash integer regex pattern. sed is handling the regex and has nothing to do with bash) So I understand that you are unable to figure…Read moreregular expression – not understanding regex pattern for matching an integer

LOW VOLTAGE IC RESEARCH

xcode – How to compile FFmpeg for arm64e – clang is unable to create an executable file

December 27, 2021admin

I have met the same issue, and after checked, I found the parameter “–cpu” is incorrect for arm64. The original is “–cpu=arm64-v8a”. The correct one is “–cpu=armv8-a”. The “–cpu” parameter…Read morexcode – How to compile FFmpeg for arm64e – clang is unable to create an executable file

LINUX & ANDROID MQTT & IOT AUTOMATION

Dropbox Api Content Hash and Raspberry PI OS Bash

November 20, 2021admin

Everyone! I’ve been trying to replicate the example on the Dropbox Developer Reference on my raspberry pi, using as guide the wonderful script Dropbox-Uploader by Andrea Fabrizi, but I am…Read moreDropbox Api Content Hash and Raspberry PI OS Bash

DATA MANAGEMENT

regex – hard string to match with regular expressoion

October 21, 2021admin

Can someone please give me an example of a string that would be very hard to match with a regular expression. then try to match it with a RegEx. my…Read moreregex – hard string to match with regular expressoion

DATA MANAGEMENT LINUX & ANDROID

sed – How to extract part of string in Bash using regex

October 8, 2021admin

I have been trying to extract part of string in bash. I’m using it on Mac. Pattern of input string: Some random word follow by a /. This is optional.…Read moresed – How to extract part of string in Bash using regex

DATA MANAGEMENT

How to replace upper case with lower case using regex?

October 2, 2021admin

@Ignacio, I beg to differ. Certainly this is not something which can be done in one statement with plain regular expressions. But the sed command: sed -e ‘s/([a-zA-Z])C/1 c/g’ infile.txt…Read moreHow to replace upper case with lower case using regex?