Pygmentize Styles


I have recently started using pygmentize for looking at my code in terminal. A very good and native way to do this is to use pygmentize. If you do not know about pygmentize then […] Highlight …

scripting – performance improvement with file open


Sometimes just one line of code can make all the difference. I will show you with example.  Here is script with 2 functions. Both are writing some lines of text to a file. First function, “a” I have …

i3 – show mapped hotkeys


Here is a simple script that can show you the hotkeys bound in ~/.config/i3/config :  #!/bin/bash - #=============================================================================== # # FILE: …

scan your network with bash IP scan script


Here is the youtbe video that will walk you through bash script.  

cool sed/grep magic to convert output to csv format


I generallly keep doing this a lot, so thought will share with you. Lets assume we are capturing free ouput every min/hour/or whatever. The output looks like this: […] Time: Mon Jan 21 23:59:10 …

Get to your ebooks quickly


We are using “rofi” here to show the menu. So, lets first install that cat <<EOF >/etc/yum.repos.d/_copr_yaroslav-i3desktop.repo [yaroslav-i3desktop] name=Copr repo for i3desktop owned by …

Generate random string for various use case


Some times I need random string, for example to use as email seperator or to use in some API. One way is to use tools like /dev/[u]random or od and other such. But they seem cubersome after I figured …

image ordering by Original Date Time using bash script


Here is the script: #!/bin/bash - #=============================================================================== # # FILE: # # USAGE: ./ # # DESCRIPTION: # # OPTIONS: --- # …

Get count of lines in scripts (shell)


If you have tried to get the count of lines in file, the you would know about “nl” or “wc -l”. But as you are aware these give you number of lines with other details as well and you need to post …

Filename handling with space and newline character.


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The power of find command in Linux – advanced.


Generally whoever uses Linux, would know about the find command. Find the man page <a href="" …

parse and paste text


Lot of times, I copy the text but before pasting want to remove a word or make some other changes or add “wget” to the URL, quite common. So, I came up with this alias replace='echo $(xclip -i)|sed …

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