Linux: The pee command, redirect stdin to multiple command pipelines
The Linux pee command will split your stdout to two or more streams which can be super handy in situations where stdin data processing in……
$ grep -rn "#Linux" ./posts
Linux: The diff and patch commands.
As a Linux sysadmin / developer you will need more than once to update files and pass those changes to other users, most likely you will do……
Linux: how to replace text between strings
One of the most common operations i have to do is to replace text between strings with another string or just delete the string, to do this……
Linux: Set a users password to “never” expire.
In this article i will show you how to set a users password to never expire, to do this we will use the chage command, this command can be……
Awesome awk oneliners
I use awk very often, here are some of the one-liners i use often.…
Linux: Navigate directories the easiest way possible
What problem solves?…
Linux: stdin, stdout and stderr, how to work with them
bash utilize file descriptors to read and write data, The numerals 0 through 9 are file descriptors .…
Linux: How to real-time plot in a terminal
Often i need a quick visualization of data generated in real time by a command line tool, looking for such tools i found ttyplot which is……
Linux: chmod awesome tips and tricks
chmod tips and tricks!…
Linux: create a cron expression based on current time plus the amount of time you want
Automate the creation of cronjobs!…