Flavio de Sousa, a programmer
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Reinventing Unix?

Unix

Reinventing Unix?

Somebody who deleted himself posted this comment about another Microservices craze critique.  I reproduced it below for the sake of hoarding: "Those who do not understand UNIX are condemned to reinvent it, poorly." In his book The Art of Unix Programming that was first published in 2003, Eric

By Flavio de Sousa 17 Aug 2019
The dangers of the 'const' qualifier

Optimization

The dangers of the 'const' qualifier

“Undefined Behavior” is one of those frustrating aspects of the C Language. It leads to defensive programming and avoiding some of the coolest features of the language. Well, today I was struct, again, by such "undefinitions"...

By Flavio de Sousa 19 Jun 2019
Faster Decimal Number I/O in C

C Programming

Faster Decimal Number I/O in C

Today I was playing (never competing, please!) in a Code Chef programming contest and was dismayed when comparing my timings with some other competitors. Theirs were way shorter, and I saw no way to improve my O(N) solution because I HAD to read an array of values. My processing

By Flavio de Sousa 09 Mar 2014
Poor Man's Backup

Backup

Poor Man's Backup

How about a hand-made rotating backup solution?

By Flavio de Sousa 22 Aug 2013
Decoding Fake Binary Messages

Codecs

Decoding Fake Binary Messages

Binary is NOT a sequence of '0' and '1' characters. This is FAKE!

By Flavio de Sousa 14 Aug 2013
Flavio de Sousa, a programmer
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Flavio de Sousa, a programmer

Insights and fun with programming