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See link for valid information. This page is outdated. When you are working with special character arguments for say Python or Bash scripts, remember that if you only put one backslash it will escape the character that comes after it. In the case that the cha...

The escape string \033[0K will clear the entire line, this string are cross-platform so it will work on zsh, bash, ...etc. For zsh you can use the string \e[0K instead of 033

df - File System Disk Usage The command df reports the total disk usage on the mounted file system. For example, how much space is still available in the root partition, how much space is still left on the /dev/sda1 partition that you have created and where i...

https://www.computerhope.com/unix/udiff.htm#How%20diff%20Works

Grep Global Regular Expression Pattern With grep you can do simple text-based or regular expression search on the file you passed or can be also piped. You can only provide in one pattern, you can provide in multiple pattern to search for by using the pipe ...

Superblock Superblock is metadata about the filesystem. It define the name of the file system (ext4, ext2/3, FAT32). It defines their size, the status, and the structures of some other metadata. Superblock is vital to file system since they tell the OS how t...