Mauricio Robayo's Blog

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Mauricio Robayo

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Building for the web is my passion. I love JavaScript and I am constantly learning and getting better at it.

Effortless refactor with De Morgan's Laws

Jul 4, 2020 2 min read

I recently learned about De Morgan's laws by watching an informative video by the ProgramArtist about code refactoring: https://www.youtube.com/watch?v=lpB7PLSikw8 In the video he quickly mentions De Morgan's laws to simplify a section of the code....

10x your code with the facade pattern, currying, and closures

Feb 19, 2020 7 min read

Doing fetch requests is one of the most frequent tasks as a front-end JavaScript developer. If you are doing different fetch calls to different services on the same project, you might benefit from the facade pattern, currying, and closures. The Setup...

How to hide your front-end API keys

Feb 12, 2020 10 min read

Most of web API services require the use of an API key or an access token to get authorization. The problem with this setup is that when you include your credentials with your front-end code, any user who understands the basics of HTTP and knows how ...

CSS Grid IS a grid framework

Nov 11, 2019 8 min read

On October 10, 1994, Cascading Style Sheets (CSS) were proposed to style online documents. But then the Internet exploded with web apps and devices, and CSS fell behind. It was not designed to layout complex user interfaces on multiple screen sizes. ...