Intel-based Macs: Resetting the System Management Controller (SMC)
http://support.apple.com/kb/HT3964

1. Shut down the computer.
2. Plug in the MagSafe power adapter to a power source, connecting it to the Mac if its not already connected.
3. On the built-in keyboard, press the (left side) Shift–Control–Option keys and the power button at the same time.
4. Release all the keys and the power button at the same time.
5. Press the power button to turn on the computer.  
   Note: The LED on the MagSafe power adapter may change states or temporarily turn off when you reset the SMC.

Resetting your Mac’s PRAM and NVRAM
http://support.apple.com/kb/HT1379?viewlocale=en_US

1. Open the System Preferences application.
2. Click on the “Accounts” icon in the System Preferences window.
3. Click on the “Login Options” item in the list of accounts on the left side of the “Accounts” System Preferences window.
4. Set the “Automatic login:” option to “Off.”

ที่มา: rit.edu/

Download MySQL Community Server
http://www.mysql.com/downloads/mysql/
File name: mysql-5.5.9-osx10.6-x86_64.dmg
เปิดไฟล์ Image (.dmg) จากนั้นทำการติดตั้ง ดังนี้
1. Install mysql-5.5.9-osx10.6-x86_64.pkg
2. Install MySQLStartupItem.pkg
3. double click MySQL.prefPane

alias mysql=/usr/local/mysql/bin/mysql
alias mysqladmin=/usr/local/mysql/bin/mysqladmin
mysql-macosx-excerpt-5.1-en

Enable Web Server
goto System Preferences > Internet & Wireless > Sharing
on left side, check on Web Sharing
Enable php module
cd /private/etc/apache2
sudo nano httpd.conf
uncomment this line
#LoadModule php5_module        libexec/apache2/libphp5.so

ที่มา: macinstruct.com, devarticles.com

Folx: download manager on Mac