We know the feeling when we have a bug in production which is supposed to be caught by tests. So how to prevent that? What to test the test?

Let’s play with lesser known toggles available to us when it comes to font rendering and see what they do, let’s have fun and explore possibilities

Gitlab is very good at sharing their infrastructure setup. In this article, they explain the precise maintenance process to execute a major version upgrade of PostgreSQL.

PostgreSQL comes with many parameters for fine-tuning. Logging parameters are huge too. We will cover some fundamental practices to get the best out of PostgreSQL logs.

Tesla was ahead of his time, but fail to show the potential of his works to the right audience. As a developer, we usually want to build side projects or has a cool idea about how thing work but we cannot bring it to the next level. not gain traction, not enough funding. I know this feeling, I like my personal ec2 price check project but I don’t know how to bring more traffic to it.

Don’t push the responsibility of maintaining invariants required by your class on to its callers.

You cannot model probability with nondeterminism, and you cannot model nondeterminism with probability.

If you go shopping for CPU or read CPU benchmark/optimization you will see mention about L1/L2 cache and usually they are just a few MBs. So what are they and why they are helpful with mere MBs.

So here’s a short tutorial on ansi escape codes and terminal control, because you philistines won’t stop using ncurses and oh my god WHY ARE WE STILL USING NCURSES IT IS THE TWENTY FIRST CENTURY

How we migrated our Android endpoints out of a monolith into a new microservice.

Computers use random numbers for everything from cryptography to gambling, generative algorithms, video games, and more. However, computers are inherently incapable of being random. Instead, programmers rely on pseudorandom number generators (PRNGs). These are simply a category of algorithms that programmatically generate new random numbers from a given starting value called the seed.