MMakroumiinmakroumi.hashnode.devSQL Injection Patterns That Still Slip Through Code Review in 2026The numbers are worse than you think SQL injection is not a legacy problem. It is an active one. In 2024, over 2,400 SQL injection CVEs were filed in open source projects alone. In closed source appli14h ago·7 min read
MMakroumiinmakroumi.hashnode.devThe Query That Looks Instant in Development and Destroys Production at ScaleYou push the code on Friday afternoon. Tests pass. Staging looks fine. You deploy and go home. At 2am your phone rings. Response times are 8 seconds. Users are abandoning. The on-call engineer is star1h ago·6 min read
LTLakshay Tyagiinimlakshay08-complete-ruby-on-rails.hashnode.devBuilding a Production Gym Management System with Ruby on RailsHey there! I'm Lakshay, and I built Spine Fitness — a full-stack gym management system using Ruby on Rails that's currently deployed in production and used daily by a real gym in Dwarka, New Delhi. Th7h ago·7 min read
MBMatthias Brunsinblog.matthiasbruns.comGo Error Handling Patterns for Microservices ArchitectureGo's simplicity and performance make it an excellent choice for microservices architecture, but handling errors across distributed systems presents unique challenges. Unlike monolithic applications where errors can be handled in a single context, mic...4h ago·10 min read
SKShubham Kumar Singhinshubhamsinghbundela.hashnode.devUnderstanding the Leaky Bucket Rate Limiter (with JavaScript Implementation)When building APIs or backend systems, one common challenge is handling too many requests at once. If a server receives a sudden spike of traffic, it may slow down or even crash. To prevent this, syst5h ago·3 min read
BTBooster TechLabinboostertechlab.hashnode.devThe Evolution of Java Backend Development: Why Spring Boot Changed EverythingIntroduction Backend development is the backbone of modern software applications. Whether it is an e-commerce platform, a banking application, or a social media service, the backend is responsible for21h ago·6 min read
LLearnWithPrashikinlearnwithprashik.hashnode.devHow I Deployed a Production Server on AWS EC2 as a Fresher — Step by StepA real story from someone who figured it out with no job, no mentor, and no money A Little Background I'm Prashik. 25 years old. Computer Science graduate from Maharashtra. No job yet. No salary. Jus1d ago·7 min read
SSShantanu Sarafinshantanucodes.hashnode.devGetting Started with cURLIf you are learning programming, sooner or later you will hear someone say: "Just test it with cURL." And if you are new, you might think…What even is cURL? Is it some complicated developer tool? Re1d ago·7 min read
SSShantanu Sarafinshantanucodes.hashnode.devUnderstanding Network DevicesIf you open a browser and visit a website, a lot of invisible work happens before the page appears on your screen. Your laptop talks to a router.The router talks to a modem.The modem talks to your int1d ago·8 min read
TTuanhdotnetintuanhnet.hashnode.devMethods to Integrate a Spring Boot Backend with an Angular Frontend in One Unified DeploymentSource: Methods to Integrate a Spring Boot Backend with an Angular Frontend in One Unified Deployment 1. Reasons unified deployment is worth it for real projects A unified deployment isn’t about “simplicity for beginners”; it’s about reducing ...1d ago·9 min read
