Recent Posts - page 3
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Tools for regular expressions
Some interesting sites: http://regexr.com https://regex101.com/r/eB5jY1/1 https://www.debuggex.com/r/mci3WLNmHGTEatf6
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Avoid the need for comments
As comments are not executable, they are easily out of date. They are a form of decaying documentation. If the code inside a method needs a comment, you probably can extract the code into a new method whose name explains what… Read More ›
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Practical Object-Oriented Design in Ruby
This book is great: http://www.poodr.com
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Vim & Tmux video
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Duplication is far cheaper than the wrong abstraction
Sandy Metz said that if you find yourself passing parameters and adding conditional paths through shared code, the abstraction is incorrect. Then you should go back: Re-introduce duplication by inlining the abstracted code back into every caller. Within each caller,… Read More ›
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Null Object Pattern
Bad: Good: Seen in the video of Sandi Metz in RailsConf 2015:
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Wikidata
Wikidata is the Wikipedia project for structured knowledge. For example it knows that the capital of Spain is Madrid. The ruby gem wikidata has a basic support to retrieve it:
Featured Categories
Inspiring ideas ›
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OKR.Earth
September 1, 2019
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2-step votings for liquid and augmented democracy
August 31, 2019
AI ›
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Deep Learning Introduction
September 16, 2017
Ruby on Rails & other tech ›
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Wikidata queries
June 12, 2016
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redirect_back in Rails 5
March 25, 2016
