Error Handling in Scala
Previously published on Medium After a few years of using Scala to develop backend services at Harry’s, we developed a robust approach to error handling, leveraging its powerful type system.
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Atomic Increment/Decrement operations in SQL and fun with locks
Previously published on Medium We recently rewrote our inventory management system and managed to improve the performance while reducing the operational complexity by taking advantage of native SQL increment & decrement operations.
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Mysql Utf8
The limitation of MySQL’s default utf8 encoding and how to use a better one
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Direct Upload to S3 with CORS
Using CORS with AWS to upload files directly to S3 from a webpage using a Ruby on Rails server.
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