Posts by: Christian Donner
Power Factor and Compact Fluorescent Bulbs (CFL)
What is the power factor? What is the power factor of compact fluorecent bulbs? Do manufacturers of…
The HTML <IMG> tag and “Onload” event bugs in IE
The problem: a blog post is supposed to show a temperature chart. The chart is served by…
A low-cost traffic monitoring and data collection system
When I grew up in Europe in the 1970s and 1980s, there was a noticable shift in…
Should the US auto industry be saved?
Can it be saved? That is the question that should be asked instead. Probably not, is the…
Combining contiguous date ranges in a SQL query – using CTE recursion
Sometimes we need to reduce the granularity of date ranges by combining serveral contiguous rows into one….
Oil Prices Volatile Again
Crude oil futures swung wildly again today, first rising to a record and then tumbling as investors…
Pain and Suffering on Ebay – the story continues
For the 2nd time in about a year I ran into what appears to be a fraudulent…
MP3 Filer (free iPod Ripper!)
Others have shown how to copy music files from an iPod to the local harddrive without costly…
Gigabit Ethernet
I wanted to know exactly how much throughput I get from my new switch (HP ProcCurve 1400-24G)…
Why Software Development Cannot Become a Commodity
The outsourcing and offshoring trends of the early 2000′s were an indication that executives increasingly thought of…
