Editing Text Images (section)

==== meta characters ====
Meta Characters are characters that have special meaning within the terminal

* <code>~</code> the tilde stands for the user's home. <code>cd ~/</code> change directory to home
* <code>.</code> dot stands for '''this''' directory. <code>ls .</code> list this directory
* <code>..</code> dot dot stands for '''the parent directory''' to this directory. <code>cp myfile.jpg ..</code> copy myfile.jpg to the parent directory
* <code>*</code> asterisk is a wildcards which represents zero or more characters <code>ls P*.jpg</code> will list all the files, in the current directory, that begin with P and end with .jpg
* <code>\</code> backslash it is a literal character. It escape the meta value of the meta-characters and display them only as literal characters. <code>echo Foo \*</code> will output <code>Foo *</code> If \ wasn't there it would output all the files in that directory.