How I Saved 95% of AWS S3 Cost
How I saved 95% of S3 costs by disabling unneeded versioning and switching to the appropriate storage classes.
Build A Receipt And Invoice Processing Pipeline with Amazon Textract
Build a receipt and invoice processing pipeline with Amazon Textract, along with SES, S3, Lambda, SNS and DynamoDB.
Log4j Memes
While working on patching, I found some Log4j memes during breaks.
Abstractions in Rails
Rails abstractions (Active Record, Active Job, Action Mailer, Active Storage, etc.) make it easy for developers to integrate with 3rd party service vendors without concerning about service-specific APIs.
Builder in Java and Ruby
Recently I’ve been context-switching between 2 different projects – one in Ruby and the other in Java – and I got a chance to utilize Builder Pattern (to be precise, it’s a variant of the classic builder pattern) in Java, and get impressed by how much simpler the solution could possibly be in Ruby. The…
[Rails Notes] Nested routes – scope vs namespace
A comparison between scope and namespace in Rails nested routes, and which one to pick.
Send and Receive Emails with Custom Domain – Powered (and Overkilled) by Amazon SES
With a custom domain, one can send and practically receive emails – in the same fashion of a traditional inbox – leveraging the power of Amazon SES – even though it overkills.
[Rails Notes] Doubly polymorphic has_many: :through association
Double-ended polymorphic has_many: :through association in Ruby on Rails.
Developers lives matter | 工作 996，生病 ICU
996.icu Help our fellow developers in China fighting against working overtime. Star or contribute to the repo below. 团结起来，不当工贼。 Repo for counting stars and contributing. Press F to pay respect to glorious developers. https://github.com/996icu/996.ICU 21,445 forks. 265,420 stars. 16,737 open issues. Recent commits: Merge pull request #26066 from Z-fly/master移除awesomelist失效的图标, GitHub Update README.md, GitHub Update README.md,…
[Rails Notes] Rails Concerns, and an Example of Wrapping Polymorphic Association
Rails Concern can be helpful to DRY code under certain circumstances. Here is also an example of wrapping polymorphic has_many through association.
