Sorted:

dnsRelated issues-Collection of common programming errors

IFTweetLabel RegexKitLite open UIWebView-Collection of common programming errors

have a reverse but still getting problems with reverse DNS pointing to unknown hostname-Collection of common programming errors

windows-7,crash,microsoft-office-2010,microsoft-powerpointRelated issues-Collection of common programming errors

PHP & HTML Purifier error: Undefined variable: dirty_html-Collection of common programming errors

problem about xcache-Collection of common programming errors

php,error-handling,try-catchRelated issues-Collection of common programming errors

php,symfony2,symfony-2.1,apc,xcacheRelated issues-Collection of common programming errors

android,android-layout,actionbarsherlockRelated issues-Collection of common programming errors

Symfony2: change APC to xcache-Collection of common programming errors