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Technical deep-dives into how we build developer tools from scratch.

·12 min read

Building a SQL Tokenizer and Formatter From Scratch — Supporting 6 Dialects

A deep dive into building a SQL tokenizer and formatter that handles PostgreSQL, MySQL, SQL Server, Oracle, SQLite, and BigQuery — using a two-stage pipeline with no AST required.

SQLTypeScriptParsingCompilers
·14 min read

I Built a QR Code Encoder From Scratch in TypeScript — Here's How It Works

A deep dive into implementing the entire QR encoding pipeline from scratch — Reed-Solomon error correction, Galois Field arithmetic, mask pattern optimization, and all.

TypeScriptQR CodeAlgorithmsReed-Solomon
·8 min read

I Built 56 Developer Tools With Zero Dependencies — Here's What I Learned

How I built devprix.dev — 56 free, privacy-focused developer tools that all run client-side with zero npm dependencies for tool logic.

JavaScriptWeb DevProductivityOpen Source
·11 min read

Implementing the Myers Diff Algorithm in TypeScript — Character-Level Precision

How I implemented the Myers diff algorithm with character-level highlighting — the same algorithm behind git diff, built from scratch in TypeScript.

TypeScriptAlgorithmsDiffGit
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