ajitsing

10 ms·

1.
by ajitsing 8mo ago
I built a free, privacy-friendly QR code generator that runs entirely in the browser. Supports URLs, text, email, phone, and WiFi. Customize colors, sizes, and error correction levels. Download as PNG or SVG. No signup, no tracking, no serv
2.
by ajitsing 8mo ago
Gossip protocol (also called epidemic protocol) is a decentralized communication pattern where nodes share information by randomly selecting peers and exchanging state at regular intervals. Each node picks a small number of random peers (ty
3.
by ajitsing 8mo ago
Complete breakdown of X's open source recommendation algorithm. Learn how the For You feed works, including the Grok-based transformer model, candidate pipeline architecture, and real-world lessons for building recommendation systems a
4.
by ajitsing 9mo ago
Hi, it's written by me. Thanks a bunch for sharing, I am glad you found it useful.
5.
by ajitsing 9mo ago
Built a regex tester that explains what each part of your pattern does. Shows matches in real-time, visualizes capture groups, and runs 100% client-side (nothing sent to servers). Includes a cheat sheet and common pattern examples. Free, no
6.
by ajitsing 9mo ago
Explains Snowflake IDs—the 64-bit distributed ID system used by Twitter, Discord, and Instagram. Includes the bit structure breakdown, code examples for extracting timestamps, Java implementation, and database performance comparisons with U
7.
by ajitsing 9mo ago
Reference guide for all 23 GoF patterns. Includes decision trees for pattern selection and examples from Java SDK, Spring, and Android.
8.
by ajitsing 9mo ago
Covers: - The quorum formula (floor(N/2) + 1) - Why W + R > N guarantees consistency - Real examples from Cassandra, ZooKeeper, etcd - How quorum prevents split-brain during network partitions - The tradeoffs between read and write
9.
by ajitsing 10mo ago
Key points covered: - How SSE works over plain HTTP (no protocol upgrade needed) - The EventSource API's built-in auto-reconnect with Last-Event-ID - Real implementations: Node.js server, scaling with Redis Pub/Sub - Common pitfal
10.
by ajitsing 10mo ago
Covers: - How long polling actually works under the hood - The timeout dance (browser limits, proxy limits) - Common pitfalls: connection starvation, thundering herd, memory leaks - Scaling with Redis Pub/Sub - When to use it vs WebSoc
11.
by ajitsing 10mo ago
how a stock price travels from exchange to your phone. ticker plants, Kafka fan-out, WebSocket scaling to 100K connections per server.
12.
by ajitsing 10mo ago
Internal documents seen by Bloomberg and SourceMaterial reveal AWS uses a mix of large campuses and colocation sites to rapidly scale without building new facilities. Also covered: Canon ransomware via Oracle zero-day (CVE-2025-61882), Meta
13.
by ajitsing 11mo ago
Weekly dev news roundup: TypeScript compiler rewritten in Go (10x faster), .NET 10 LTS ships with major performance gains, Python 3.14 released with free-threaded execution, React Native critical vulnerability affects 2M projects, and Micro
14.
by ajitsing 11mo ago
Deep dive into failure detection patterns used by Kubernetes, Cassandra, HAProxy, and etcd. Covers the math behind timeout calculations, Phi Accrual failure detection, and preventing split brain scenarios. Includes sequence diagrams for e
15.
by ajitsing 1y ago
I built PDFToolsHub – a collection of simple, privacy-friendly PDF utilities that run entirely in the browser. No sign-up, no file uploads to a server – everything is processed locally for speed and privacy. Features include: Merge multiple
16.
GoCD: Rubygem to fetch various information using go's APIs(github.com)
3 points by ajitsing 9y ago|0 comments
17.
Sherlock: New version is released(github.com)
2 points by ajitsing 9y ago|0 comments
18.
How Sherlock made android app testers life easier(github.com)
1 points by ajitsing 9y ago|0 comments
19.
Private detective for your android application(github.com)
1 points by ajitsing 9y ago|0 comments
20.
Video Series: Android Integration Testing Using Espresso(youtube.com)
1 points by ajitsing 9y ago|0 comments
21.
Extreme Programming: Pairing Matrix(github.com)
3 points by ajitsing 9y ago|0 comments
22.
Private detective for your android application(medium.com)
1 points by ajitsing 9y ago|0 comments
23.
Sherlock's new version is out(github.com)
1 points by ajitsing 9y ago|0 comments
24.
Private detective for your android application(github.com)
1 points by ajitsing 9y ago|0 comments
25.
Sherlock: Private detective for your android application(youtube.com)
1 points by ajitsing 9y ago|0 comments
26.
Integrating Sherlock with android apps to get crash reports(singhajit.com)
1 points by ajitsing 9y ago|0 comments
27.
Sherlock: Crash reporting library for Android(github.com)
1 points by ajitsing 9y ago|0 comments
28.
RubyGemsAndroidApp: It always feels great to do something for the community :)(play.google.com)
1 points by ajitsing 9y ago|0 comments
29.
Tool to fetch go-ci information with simple APIs(github.com)
1 points by ajitsing 10y ago|0 comments
30.
Visualising pairing matrix of your team(github.com)
2 points by ajitsing 10y ago|0 comments

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