14+ hour, 5+ min ago  (834+ words) ljagiello/ctf-skills " updated May 25, 2026 MDX-style export adds YAML metadata + attribution linking explainx. ai and this canonical listing URL. Comprehensive binary exploitation reference covering stack overflows, ROP chains, heap attacks, kernel pwn, and advanced CTF techniques. Quick reference for binary exploitation…...

4+ min ago  (235+ words) Common Spring Boot Annotations and Why We Use Them? This is the main annotation for Spring Boot application. It combines 3 annotations internally: Meaning: => Starts Spring Boot app => Automatically configures project => Scans classes like controller, service, repository @Rest Controller is used…...

11+ hour, 24+ min ago  (204+ words) The latest news from Google on open source releases, major projects, events, and outreach programs for early career developers. In March 2021, we announced the open source release of Test Parameter Injector: a simple but powerful parameterized test runner for JUnit4. In…...

2+ hour, 5+ min ago  (22+ words) Recently I had a chance to contribute to grape-swagger-rails, helping modernize the project and. .. Tagged with api, opensource, rails, ruby....

2+ hour, 46+ min ago  (1130+ words) You build a URL shortener in a weekend. It works perfectly. Then it goes viral. At first it's just. .. Tagged with architecture, backend, performance, systemdesign....

3+ hour, 50+ min ago  (219+ words) I got tired of paying for image compression services or jumping through OAuth hoops just to resize a JPEG. So I built Beta Compressor " a free REST API that compresses JPEG, PNG, Web P, and AVIF images in one POST…...

7+ hour, 49+ min ago  (387+ words) My Anthropic bill doubled two months in a row. Not because I was building something bigger " because I kept asking the same questions, sending bloated prompts, and defaulting to Sonnet for tasks that Haiku could handle. I built a tool…...

3+ hour, 48+ min ago  (367+ words) I've been building enterprise APIs for 15 years. Every project starts the same way. Set up the project structure. Write the controllers. Wire up the services. Configure the Db Context. Write migration scripts. Set up Swagger. Add error handling middleware. Configure…...

8+ hour, 5+ min ago  (292+ words) Web Sockets are bidirectional. For LLM streaming, you don't need that " you send one request, the server pushes tokens back. SSE is: The wire format is dead simple: Here's what not to do: Even if you send it "instantly" after…...

4+ hour, 3+ min ago  (35+ words) You know the pattern: you write a factory with faker, tests pass locally, then CI blows up because `faker. number. int()` "...