Conditional HTTP requests are one of the little-known but widely used features. An intelligent client can determine the status and content of HTTP requests without actually transmitting the body over the wire. …

If you are building a text-heavy web platform such as a blog or a documentation platform, your users expect a search functionality. One of the simplest and effective way to build search experiences is to leverage the full-text search (FTS) capabilities exposed by your database. In this blog, we will…

So, if you have been working on web services in this half of the decade, you must have come across the term “load balancing”. So what is load balancing? Let’s find out! What is load balancing? Load balancing, as the name suggests, is distributing work to multiple agents. In our case, we distribute incoming…

This post is about the confusions of a programmer familiar with many other ORMs was asked to use Hibernate for the first time. Before you ask “I thought you are a backend developer in working primarily on Java, how come you did not use Hibernate?” Yes, I am a Java…

Healthchecks are essential to signal whether a service is up and running normally. In a microservices-based architecture, health checks are used to discover healthy service instances. It is vital to have an accurate health check indicator for the reliability of our applications. A client-library, load-balancer, or service discovery co-ordinator (such…

You may come across a Makefile today or you may be writing one yourself. The Makefile will have some targets such as build, test, and install. When invoked, these tasks run a bunch of commands. Sadly, such Makefiles are no better than a task runner. …

README is important — no matter if your software is open-source or purely internal. It will form the first impression of your code. …

Here are 2¹⁰ words about how not to write the powerful, yet simple Envoy Lua filters. — First things first… What’s Envoy? Envoy is a high-performance L4 and L7 proxy with wire-level support for multiple protocols such as HTTP, GRPC, MongoDB, DynamoDB, etc. It possesses advanced load balancing features including automatic retries, circuit breaking, rate limiting, all with the goodness of providing APIs for dynamically managing all its configuration.

PHP just celebrated its 25th anniversary. In our days of flashy frameworks coming up every other month, it’s not surprising to see tech evangelists calling for the death of PHP — since last few years, but it’s still strong with around 78% of the known web using it. Bjarne Stroustrup…