rpm quick win – what installed specific package
Alex Problem: There is an package on the OS, but you dont know which package it was installed through. Example with ping on RHEL-9 First finding here the ping binary is…
Linux
using tar – removing compression leftovers and more
A small but nice tip. Who doesn’t know it, you want to pack files on the system because they might take up too much space or or or or… Out…
nmap and certificate check
There are countless ways to get information about the certificates of a site. Such as using curl and then grep the information or processing it with awk. A very simple…
Basic Editing in Vim
Entering and Exiting Vim To start using Vim, open a terminal or command prompt and type “vim” followed by the filename you want to edit. If the file doesn’t exist,…
Linux Professional Institute (LPIC-1) – Linux Administrator
During my conversion as an IT specialist specializing in system integration, which took place from 2019 to 2021, I passed the two exams and received the Linux Professional Institute Level…
How to use VIM – Command line mode
One of Vim’s key features is its ability to be used in command-line mode, which allows you to perform various operations on the text without using the traditional editing interface.…
How to use VIM – Different modes
One of the unique features of Vim is its different modes, which allow users to perform various tasks and operations. I will explain the different modes in Vim and how…
How to use VIM – Jump lines
In VIM you can use the shortcut of SHIFT + G to get to the end of your file. To get back to the top press gg and vim will…
How to use VIM
On a daily basis I use VIM to edit various files on servers, but also on the Linux laptop. With a series of articles I want to explain the basic…