CACHE CONTROL WITH HTACCESS

[cc lang="apache"]
# Cache Control with .htaccess EXPIRES BY TYPE
# from http://forum.powweb.com/showthread.php?t=62786

### turn on the Expires engine
ExpiresActive On

### expires after a month in the client's cache
ExpiresByType image/gif A2592000
ExpiresByType image/png A2592000
ExpiresByType image/jpg A2592000
ExpiresByType image/x-icon A2592000
ExpiresByType application/pdf A2592000
ExpiresByType application/x-javascript A2592000
ExpiresByType text/plain A2592000

### expires after 4.8 hours
ExpiresByType text/css A17200

# Please note that the "A" before the numbers above stands for Access.
# This means that the stopwatch starts when a client accesses the file.
# You can also use "M" for modified.

# TIME CHEAT SHEET
# 300 5 MIN
# 600 10 MIN
# 900 15 MIN
# 1800 30 MIN
# 2700 45 MIN
#
# 3600 1 HR
# 7200 2 HR
# 10800 3 HR
# 14400 4 HR
# 18000 5 HR
# 36000 10 HR
# 39600 11 HR
# 43200 12 HR
# 46800 13 HR
# 50400 14 HR
# 54000 15 HR
# 86400 24 HR
#
# 86400 1 DAY
# 172800 2 DAY
# 259200 3 DAY
# 345600 4 DAY
# 432000 5 DAY
# 518400 6 DAY
# 604800 7 DAY
#
# 604800 1 WEEK
# 1209600 2 WEEK
# 1814400 3 WEEK
# 2419200 4 WEEK
#
# 2419200 1 MONTH (FEBRUARY)
# 2505600 1 MONTH (FEBRUARY LEAP YEAR)
# 2592000 1 MONTH (APRIL, JUNE, SEPTEMBER, NOVEMBER)
# 2678400 1 MONTH (JANUARY, MARCH, MAY, JULY, AUGUST, OCTOBER, DECEMBER)
# 31536000 12 MONTH[/cc]
[cc lang="apache"]

Header set Expires "Thu, 15 Apr 2010 20:00:00 GMT"
[/cc]