Create and edit text files

Context: RHCSA certification

Create and edit text files

To create and edit text files on a Linux system, you can use a variety of text editors available in the command line interface. Here are some commonly used editors and instructions on how to use them:

1. Nano:

   • Open a terminal window.
   • Type nano filename to create a new file or edit an existing file. Replace "filename" with the desired name of the file.
   • The nano editor will open with a blank or existing file.
   • Start typing or editing the content of the file.
   • Press Ctrl+O to save the file.
   • Press Ctrl+X to exit nano.

2. Vim:

   • Open a terminal window.
   • Type vim filename to create a new file or edit an existing file. Replace "filename" with the desired name of the file.
   • The vim editor will open with a blank or existing file.
   • Press the "i" key to enter insert mode and start typing or editing the content of the file.
   • Press the Esc key to exit insert mode.
   • Type :w and press Enter to save the file.
   • Type :q and press Enter to exit vim.

3. Emacs:

   • Open a terminal window.
   • Type emacs filename to create a new file or edit an existing file. Replace "filename" with the desired name of the file.
   • The Emacs editor will open with a blank or existing file.
   • Start typing or editing the content of the file.
   • Press Ctrl+X Ctrl+S to save the file.
   • Press Ctrl+X Ctrl+C to exit Emacs.

These are just a few examples of text editors available on Linux systems. There are many other text editors with their own set of commands and features. Choose the one that suits your preference and workflow.