Disk Usage Information on Mac OS X
Get disk usage information about the Desktop
$ du -h -d 0 Desktop
14G Desktop
Information about how much free space is available on computer
$ df -lh
Filesystem Size Used Avail Capacity Mounted on
/dev/disk0s2 111Gi 109Gi 2.3Gi 98% /
...
Written by Sean Behan on 06/17/2012
How to Time Piped *nix Commands
If you want to time how long a piped bash command take, use the `time` command followed by your commands in parens like so..
time (ls -lha | wc -l)
Written by Sean Behan on 12/11/2017
Backup and Rotate MySQL Databases Simple Bash Script
Make a directory ( it can anywhere ) called baks/mysql
mkdir -p /baks/mysql
Create a file (it can be anywhere) called /root/mysql_backups.sh and put this script in it
#!/bin/bash
# modify the following to suit your environment
export DB...
Written by Sean Behan on 05/16/2017
Highlight String in PHP
Function for highlighting text/strings in PHP.
$content = file_get_contents("http://php.net/");
print highlight("PHP", $content);
function highlight($match, $string){
return str_ireplace($match, "<span style='background:yellow'>$match</span&...
Written by Sean Behan on 06/17/2012
Nested Attributes in a Form for Has_One Model Association in Rails
Just for reference...
class Member < ActiveRecord::Base
has_one :member_profile
accepts_nested_attributes_for :member_profile
end
...
Written by Sean Behan on 06/17/2012
