Refreshing Apple Mail images

amaga — Tue, 26 Apr 2011 18:23:37 +0000

Are you looking for Apple Mail Library Mail Cache?

Developing HTML email newsletter and problem with images cache? If you are getting an html email with images and that image file is changed on the server mail is not updating the image. It is obviously looking to a cache file then going back to the server to pull the new image.

Easy way to force Apple Mail to reload all images from server

Close Mail
In terminal: rm ~/Library/Caches/com.apple.mail/Cache.db
Open Mail, all images will be refreshed

Other way to fix mail cache

You could download OnyX to clear all apps cache and also tune up other aspects of the MacOSX.

Refreshing Apple Mail images is a post from: My MacOS X

How to Clear DNS Cache in Mac OS X Leopard

Amaga — Fri, 09 Oct 2009 02:23:02 +0000

DNS request are usually cache, that’s good as it speeds up the lookups within the same host but sometimes we will want to clear the cache so it don’t hold the values that are no longer valid.

In Leopard (Mac OSX 10.5) or Snow Leopard (10.6)

To clear DNS cache in Leopard, just type this in your Terminal and hit enter.

dscacheutil -flushcache

To Clear DNS cache in Mac OS X Tiger

Use the following command:

lookupd -flushcache

What is DNS?

The Domain Name System (DNS) is a naming system for computers, and anything else on the Internet. When you type a website’s name into your browser address bar, the DNS gives you the IP co-ordinates to find the server.

How to Clear DNS Cache in Mac OS X Leopard is a post from: My MacOS X

My MacOS X» cache