# Useful Commands

## Bash

| Command | Meaning |
| ------- | ------- |
| `echo -en "\rSomeText"` | Return carriage to the beginning of the line (`-e` and `\r`), write "SomeText" at that point in time. Do not output a new line at the end of the statement (`-n`). Useful for dynamic terminal messages. |
| `find . -exec touch -am {} \;` | Update the access and modified times for all files in this current directory and all subdirectories. Useful for keeping files around when set to expire after a given amount of time. |