Commands by fzero (4)

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list block devices
Shows all block devices in a tree with descruptions of what they are.

Function to output an ASCII character given its decimal equivalent
I've corrected the function. My octal conversion formula was completely wrong. Thanks to pgas at http://mywiki.wooledge.org/BashFAQ/071 for setting me straight. The new function is from pgas and is very fast.

Create a tar archive using 7z compression
Using 7z to create archives is OK, but when you use tar, you preserve all file-specific information such as ownership, perms, etc. If that's important to you, this is a better way to do it.

Simulate typing
This will output the characters at 10 per second.

Lint Git unstaged PHP files
Checks for syntax errors in PHP files modified in current working copy of a Git repository.

use the previous commands params in the current command
Here the !!:1 will take the first parameter from the previous command. This can be used in conjunction with other history commands like ! and so on.

Remove space and/or tab characters at the end of line
The command removes all space and/or tabulation characters preceding new line

show ls colors with demo
This can show all ls colors, with a demo.

Emptying a text file in one shot
% = buffer d = delete

find text in a file
this will find text in the directory you specify and give you line where it appears.


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