Archive for November, 2009
Opening an elevated command prompt
Posted by Adam in Changing Settings, Linux, OS X, Windows on Sunday November 29, 2009
WARNING: Please read before continuing ▼
Difficulty: Easy
Time: varies
Last Updated: 29th November 2009
Applies to: OS X, Windows, *NIX
Often when performing system administration, you will come across a command that needs to be run as a more priviliged user. Depending on what operating system you use, the procedure for opening an elevated command prompt varies. Read the rest of this entry »
Comparing the contents of 2 directories
Posted by Adam in Fixing Errors, Linux, OS X, Uncategorized on Monday November 9, 2009
WARNING: Please read before continuing ▼
Difficulty: Easy
Time: Varies
Last Updated: 9th November 2009
Applies to: OS X, and Linux
Sometimes, you can end up with multiple copies of a directory from different times. If the number of files is small, then comparing the contents is easy. With large directories, telling the difference between them can be nearly impossible.
Resetting Windows product activation notices
Posted by Adam in Setting Up, Uncategorized, Windows on Thursday November 5, 2009
WARNING: Please read before continuing ▼
Difficulty: Easy
Time: ~1 Minute
Last Updated: 5th November 2009
Applies to: Windows
Since Windows XP, Microsoft has required that all CD keys are validated with them at install time, to combat piracy. Whilst this generally has little impact, if you have misplaced your CD key, or are waiting for one to arrive, you can end up locked out of your own computer.
Read the rest of this entry »
Clearing cached DNS entries
Posted by Adam in Fixing Errors, Linux, OS X, Uncategorized, Windows on Sunday November 1, 2009
WARNING: Please read before continuing ▼
Difficulty: Expert
Time: ~1 Minute
Last Updated: 1st November 2009
Applies to: Windows, OS X, and Linux
Sometimes, when messing around with domain names (the DNS system), you’ll mis-type an address, and be unable to access your site for a significant length of time. Assuming that the incorrect entry has not been cached on another DNS server somewhere between you and your host, you can clear the list of cached addresses on your own machine to resolve the problem.