Today I was playing (never competing, please!) on a CodeChef 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 was taking place while reading the data, using no loops only simple calculations.
Viewing posts for the category Programming
Reinventing UNIX?
Posted by: Flavio de Sousa in Best practices, Programming, UNIX 2 weeks, 2 days ago
Somebody who deleted himself posted this comment about another Microservices craze critique. I reproduced it below for the sake of hoarding:
The dangers of the 'const' qualifier
Posted by: Flavio de Sousa in C, Optimization, Programming 2 months ago
The best language for writing "Hello World!"
Posted by: Flavio de Sousa in C, Programming, autotools 1 year, 6 months ago
Some time ago I stumbled upon this stupid meme attempt:
Faster Decimal Number I/O In C
Posted by: Flavio de Sousa in Programming 5 years, 5 months ago
Autocomplete over Associations in Rails 4
Posted by: Flavio de Sousa in Programming, Ruby on Rails 5 years, 6 months ago
When creating a simple web application for a friend I found out the Formtastic (later Simple Form) solution for a belongs_to: :customer associaton, a <SELECT> was not the best. It simply loaded all customer names and ids into the HTML (more than 15 thousand!). Among the solutions I thought an Autocomplete field to be the best.
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