Today I learned what it takes to host a website. From the Internet – up until your PC. A simple /index.html request needs a lot of components and configuration to be done correctly.
Month: February 2022
How TLS Authentication and Encryption Works
Today I learned how TLS (based on RSA) works. Without entering the core mathematics of cryptography, there are several things you need to know in order to understand how and why common authentication and encryption types work.
The Cool Stuff You Can Find on Telegram
Today I learned how to make information find me. Instead of investing time looking for a new framework or where to learn a cool tool – you can sit back and wait for it to come. Similarly to sports- I’d also recommend you to find a small slot every day and learn a small thing,…
How to Write Container Image FROM Scratch
Today I learned how to write container images from scratch. When designing a product one must not just think about how to code it, but also how to deploy it. The containerization concept is a good choice in terms of security and also in being easily built and deploy. Building containers from scratch enhance the…
What Makes a Good Alert
Today I learned what makes an alert to be a good alert. As a developer, we sometimes forget about what happens AFTER we release our code. The monitoring part is an important stage of making the software or product a good and stable one. Based on podcast episode “Alerts (or – Avi was the first…
The Importance of Stripping Files
Today I learned how to strip files. It is kinda doing what you think – removing redundant stuff from the file. Binary executable files in Linux are machine language files containing recipes of how to do certain things. When we compile our code the compiler (or interpreter) translates it from “human” language into a machine…
How to Retry Like a Boss
Today I learned How to retry like a boss. And the good part – K8s already did it for you. Simple code that allows you to run fn and retry over and over until a certain condition occurs. let’s say you want to poll for your remote service and sometimes this poll call fails: it…
What is Protobuf and why use it
Today I learned what is protobufs. “Protocol Buffers are a language-neutral, platform-neutral extensible mechanism for serializing structured data”. Or, in human language, it is a set of rules of what data of a certain kind looks like. In many languages, there are primitive data types such as int32, string, boolean, array (often called as list…