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DynamoDB: GSI, LSI, and related design ideas
1+ hour, 48+ min ago (1300+ words) This note explains the important DynamoDB concepts in a simple and practical way. What questions will the application ask? Which fields will be used for filtering and sorting? Which operations must be fast and cheap? Which data can be deleted…...
phi – the 12 MB alternative to Pi: no Ts, any model, hashline edit
2+ hour, 25+ min ago (490+ words) If you’ve used tools like Pi, Claude Code, Aider, or Goose, phi tries to hit the same workflow—but deliberately strips away the runtime baggage. It’s a single Go binary, ~12 MB, with no Node, Electron, or Python in sight. Here’s…...
React DataGrid: A Free, Open-Source React Data Grid with an Enterprise Edition (An AG Grid Alternative)
3+ hour ago (1216+ words) If you've ever needed to build a serious data table in React, you've probably run into this problem.... Tagged with react, webdev, programming, opensource....
Lazy Load Angular Services with `injectAsync()
3+ hour, 9+ min ago (376+ words) Angular has always made it easy to lazy-load routes and components. But what about services? Imagine your application has an export feature that depends on a large library for generating spreadsheets or PDFs. Only a small percentage of users click…...
Stop Creating Unlimited Goroutines: Learn Production-Ready Concurrency in Go
49+ min ago (271+ words) “” is published by Abhimanyu kumar....
PostgreSQL Restrict Violation (SQLSTATE 23001)
8+ hour, 55+ min ago (585+ words) Pulse is now NeverBlink AI When you attempt to delete or update a row that is still referenced by a foreign key defined with RESTRICT, PostgreSQL raises: The SQLSTATE code is 23001 and the condition name is restrict_violation. It belongs to the…...
Your Database Is Not Your Cache: Understanding the Architecture Between Them
2+ hour, 7+ min ago (31+ words) Why Redis exists, when to use it, and the problems caching introduces. One of the most common backend architectures looks …...
How to Build a Fast and SEO-Friendly Website with React
6+ hour, 27+ min ago (116+ words) React makes it easy to build modern web applications, but building a website that is also fast and search-engine friendly requires more than just writing components. In this article, I'll share some practical steps that can help improve both website…...
chunk_intra_token_parallel
1+ week, 6+ day ago (40+ words) Token-parallel implementation: each token gets its own thread block. Writes directly to Aqk and Akk tensors (in-place). [B, T, H, K] [B, T, HV, BT] output tensor to write to [B, T, HV, BC] output tensor for diagonal blocks (fp32)...
Encoders??? FastAPI wiki
18+ hour, 17+ min ago (90+ words) fastapi/encoders.py is a single module exposing jsonable_encoder — the function that converts arbitrary Python values into JSON-compatible primitives. It is used internally for response bodies (when going through a Starlette JSONResponse), error payloads, and any time the framework needs to…...