Building DCAloop, an automated Bitcoin DCA app
Notes on building DCAloop, a Rails app for automated Bitcoin DCA on Binance with restricted API keys, execution history and simulations.
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The archive
Writing
A running archive of things I learn, build, question and occasionally change my mind about.
23entries
15topics
Article archive
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Rails World 2025
A short note after Rails World 2025 on what I took from the conference, why Rails still feels practical and why I want to keep building with it.
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Sidekiq Restarts in Rails: Deployment Cautions
Key precautions to protect your background jobs and ensure a smooth application update.
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Chess opening drills project
Master chess openings with a drill plaform, designed for enthusiasts to practice and hone their skills. Upload custom PGNs, convert them into chess opening trees, and challenge yourself against a computerized opponent. Tailored for personal use, it's an MVP solution to a common chess challenge. Dive in and share your feedback!
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Unraveling the Mysteries of where.not in Rails
Unraveling the subtle differences between combined and separated where.not clauses in Rails. How a small difference can lead to significant outcomes.
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Strange bugs
I am describing two production error bugs that we recently encountered and the path to solve them
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My must-have ruby resources to keep yourself updated
What I am doing to follow up the changes of ruby and ruby on rails
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Simple ruby parser
A simple parser and how it works with faraday and nokogiri
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Most jobs based on backend framework
Most famous web framework
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Ember, ember-cli and its future
My point of view regarding ember at the current stage
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Freeze - A rails rss reader
My way of bookmarking things on the internet.
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Simple web chat with node.js and websockets
I've written a simple realtime web chat just for fun with socket.io
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acts-as-taggable-on gem, version 3.2.1 has a nasty bug
Be careful if you are using acts-as-taggable-on gem
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Strong parameters and arrays
How should you handle the association ids with strong parameters?
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Uniqueness validation and rails
Look out this default behavior of rails, before you do any really bad mistake and you have two same records.
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Automate sprite creation with compass
A simple way for creating automatically sprites with compass. Guide for a rails 4+ app with assets pipeline
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A book for rails engines
I took in my hands today my new book, crafting rails 4 applications
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Rails notifications for useful monitoring
A simple and useful use of activesupport subscribe and notifications, for gathering and monitoring slow queries, slow views and many queries.
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Rails and node.js
Is this really a battle for the best web development tool or something else?
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Cache is almost always the problem
Remember to always clear cache when something is very strangely wrong
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