Codeminer42's Engineering Blog

The Miners

  • Symmetric Encryption in JavaScript for PII

    · 16 min read · by Halan Pinheiro

    Disclaimer While this article provides an overview of symmetric encryption and its implementation using standard JavaScript libraries, it should not be considered a substitute for a thorough security review by…

  • Improve Your Workflow with Git Worktrees

    · 6 min read · by Edy Silva

    In our last post about git, we discussed the git-stash command. We thought of a situation where we get interrupted to work on more urgent stuff, which is quite common…

  • Using Mapbox to plan a city: a use case

    · 9 min read · by Felipe Richter

    We all know how maps are important. They are always there. Maps, since thousands of years ago, have been an essential way of extracting information. We can cross oceans from…

  • Test mocking in practice with Sinon

    · 5 min read · by Gabriel Quaresma

    Imagine that you coded a new controller that provides a new endpoint for your REST API to create some register (for example, a new Pokemon) that uses a service to…

  • Codeminer42 2022 – An Opensource Review

    · 4 min read · by Alessandro Dias

    At Codeminer, we value contributing to open source projects and believe that these contributions are important for the growth and development of the software community. Since 2019, we've been taking…