Tech Articles
Curated developer articles, tutorials, and guides – auto-updated hourly
G Hewitt1d ago • 4 min read
I Could Hack My Own Rails App With One Hidden Input
I've been building RepBoard, a Rails app that gives freelancers a portable reputation profile —...
#rails#ruby#webdev#security
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SOHAM CHAVAN4d ago • 1 min read
Built a Blog App with Rails & PostgreSQL – Looking for Code Review!
Hey DEV community! 👋 I've been working on a Blog Application built with Ruby on Rails to practice....
#ruby#rails#reviews#showdev
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rbglod1d ago • 3 min read
Keeping background workers' data always up to date
Let's say we have an app which receives webhooks from a payment provider. A customer starts a...
#rails#ruby#jobs#sidekiq
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Rails Designer5d ago • 6 min read
Choosing colors (for developers)
The eleven-shade color scale from Tailwind CSS is one of those ideas I keep stealing. You know the.....
#ruby#rails#hotwire#design
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Daniel3d ago • 2 min read
Fixing "g++ Not Found" When Debugging Rails in RubyMine on Fedora
Fixing "g++ Not Found" When Debugging Rails in RubyMine on Fedora TL;DR: If clicking...
#ruby#rails#fedora#debugging
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Aaron Sumner6d ago • 3 min read
Work-in-progress updates on my new book, Testing Rails from Scratch
Hello! It has been a couple of months since I announced my latest project, Testing Rails from...
#rails#tdd#minitest#ruby
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Shipeasy4d ago • 5 min read
When a build breaks, the bug fixes itself
When a build breaks, the bug fixes itself We stopped babysitting CI failures. Now a red build files...
#rails#ruby#devops#ai
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Yashika Vijayvargiya5d ago • 6 min read
When a String Assumption Broke Newsletter Tag Filtering in Ruby
This is a submission for DEV's Summer Bug Smash: Smash Stories powered by Sentry. When a.....
#bugsmash#ruby#opensource#debugging
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Shrouk Abozeid2d ago • 4 min read
Learning Go as a Ruby Developer #5: Strings and formatting
A Go string is essentially a sequence of bytes. That sounds like a small implementation detail, but...
#go#ruby#programming
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kcsujeet5d ago • 14 min read
What a Broken Migration Taught Me About PostgreSQL Locking and Rails Migration Safety
How PostgreSQL locking works, why a waiting ALTER TABLE queues every query behind it, what disable_d...
#postgres#rails#ruby#database
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Daniel2d ago • 5 min read
How Scalelite Playback Broke Tenant Isolation in BigBlueButton Multitenancy
While researching the BigBlueButton bug bounty program on YesWeHack, I found an access control issue...
#security#bug#bounty#ruby
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Shipeasy1d ago • 3 min read
Ops queue for agents — turning every failure into a fixable ticket
Last week a build broke and fixed itself. No one watched a console, no one triaged. The failure file...
#rails#ruby#devops#ai
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