How to replace a string in multiple files in Linux command line

I need to replace a string in a lot of files in a folder, with only ssh access to the server. How can I do this?

Source: How to replace a string in multiple files in linux command line – Stack Overflow

How To Loop Through Files in a Directory

Iterate through the files in a directory and run commands against them using shell scripting loops.

Source: How To Loop Through Files in a Directory | DigitalOcean

Ubuntu 20.04 LTS change hostname permanently

Ubuntu 20.04 LTS change hostname permanently – Learn how to change hostname on Ubuntu Linux version 20.04 using the hostnamectl command.

Source: Ubuntu 20.04 LTS change hostname permanently – nixCraft

Get macOS ‘Quick Look’ on Ubuntu with GNOME Sushi

Use GNOME Sushi to get a macOS ‘Quick Look’ feature in Ubuntu. Just select a file in Nautilus then hit the spacebar to see an instant preview – sound good?

Source: Get macOS ‘Quick Look’ on Ubuntu with GNOME Sushi – OMG! Ubuntu!

How to Install Linux Mint’s New ‘Bulky’ File Renamer in Ubuntu 20.04

Linux Mint introduced a new batch file renamer app ‘Bulky’ in the upcoming 20.2 release. Here’s how you can install it in Ubuntu 18.04, Ubuntu 20.04, Ubuntu 21.04.

Source: How to Install Linux Mint’s New ‘Bulky’ File Renamer in Ubuntu 20.04 | UbuntuHandbook

How to Edit a File Using Nano

Learn here the basic usage of Nano text editor such as opening and creating a file, copying, and pasting, saving, and exiting.

Source: How to Edit a File Using Nano (LinOxide)