HP Universal Printer PCL 6 driver cannot read printer capabilities

This bug I encountered last week. While writing a system to define printers and TCP/IP ports in bulk on Windows 2008 R2 servers, I got the report from the testers that a color printer defined with the HP Universal Printer PCL 6 driver wasn’t recognized as color when the port… Read more »

Gmail as relayhost for Postfix

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I just installed a new Ubuntu 13.04 server and thought I’d look into using gmail as relayhost for Postfix instead of Exim for a change. Postfix is the default MTA (mail transfer agent) on Ubuntu, so let’s set it up already… Installing packages:

If you have not installed postfix… Read more »

Managing Windows features from the command line with RSAT

Note: An update of this article for Windows 10 can be found here One of the more useful Windows features for Windows administrators is the Remote Server Administration Tools pack (RSAT). Apart from allowing you to install GUI elements in the Administrative Tools menu, this can also install the command-line… Read more »

Weird error on Windows 7 with RUNAS.EXE with locally defined user

The other day, I noticed something strange with Windows 7’s runas.exe command. When I specify a local user, a local administrator for instance, I normally use the “period-notation”, like: .UserName However, RUNAS.EXE threw an error at me: “RUNAS ERROR: Unable to acquire user password”. Luckily, this was easily solved. I… Read more »

Sharing Clementine song status in Empathy

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Found this handy python script for sharing Clementine song status in Empathy….. regrettably it did not work on my Ubuntu 12.10 desktop installation…. Apparently you have to add a line (see the second line) about the character encoding nowadays….. so just to make it easier for other people… here’s the… Read more »

Speed up folders with many similar named files

This is a little known reghack: When Windows stores files in a folder on an NTFS partition, it still creates so-called 8.3 file names for compatibility with 16-bit Windows programs. When a folder has more than 4000 file entries, it becomes¬†noticeable that access performance decreases. When the folder has more… Read more »

Windows Explorer search for text in ALL files

You are sure that the text files in a folder contain a certain string, but the Windows Explorer search doesn’t return anything! WTF? Maybe, the files just have an extension which Windows doesn’t recognize, and are therefore skipped. This is a hack to enable Windows Explorer to search in all… Read more »