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Featured Articles


Programmer's Python Data - Bit Masks
07 Jul | Mike James
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To work with bit patterns you have to master the mask. Find out what lies behind in this extract from Programmer's Python: Everything is Data.



Mitch Kapor and Lotus 1-2-3
04 Jul | Historian
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The spreadsheet was a remarkable  invention and yet the people who pioneered it didn't reap all the rewards they should have. Today we take spreadsheets for granted, but there is fascinating story lurking behind the scenes.



The Trick Of The Mind - Regular Little Language
01 Jul | Mike James
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Regular expressions are another example of a little language - expressive yes but not Turing complete. This is an extract from my book Trick of the Mind which explores what it is to be a programmer.



Taxicab Geometry Problems
27 Jun | Joe Celko
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In the conference season, developers face the perennial problem of getting from one hotel to another to meet colleagues. How good is your ability to write procedures to find shortest distance in a city block setting.  Let's look at how the team at International Storm Door & Software set out the problem of Taxicab Geometry.



The Pico/W In C: Erratum E9 Pull Down Problems
23 Jun | Harry Fairhead
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There is an unfortunate problem with the new Pico 2 - its input stage has more leakage than you might expect and what is more this is non-linear and so leads to some strange behavior. This is an extract from my newly published book all about the Pico/W and Pico 2/W in C.


 
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