Linux: find files created/modified after, before and between a timestamp
Find files created or modified after, before and between a timestamp!…
$ grep -rn "#Linux" ./posts
How to export — import a WSL Linux instance
In this article, I will show how to export and import a WSL Linux instance; some of the reasons to use this feature are…
Linux: convert rows to columns with the paste command
Recently i had to deal with a script that produce row output…
Linux: recover deleted text files using grep
Recently i did a mistake, i accidentally deleted a script on my file system that had tool about a week to complete it, i started exploring……
Linux: sum a column of numbers
A often problem i have to deal is how to sum columns of numeric data piped from other commands or files, lets see how we can deal with……
Ubuntu: How to use netplan to configure static IP
Netplan enables easily configuring networking on a system via YAML files. Netplan processes the YAML and generates the required……
Linux: how to run a command as another user
There are two ways to execute a command as another user, using sudo or using su , despite they do the same thing the way how they work is……
Linux: How to rsync between two remote servers that do not communicate each
rsync is widely used by sysadmins to sync files between servers, primarily because of its advantages to sync deltas and resume interrupted……
How to prioritize tasks
Every day we deal with tasks, from simple to very complex tasks. To determine which tasks will be executed and in what order can be……
Linux: How to empty a log file that is in use without stopping the process that is using the file
A very common situation that every system administrator faces is a process that writes to files (mostly log files) very fast and the disk……