Like this article? Buy me a coffee. Here’s a problem. I have a set of keys and values. I also have some servers for a key-value store. This could be memcached, Redis, MySQL, whatever. I want to distribute the keys across the servers so I can find them again. And…

Before writing the first line of code, one may ask: How should I organize the project? or, Which component should I write first?. If these questions are difficult to answer is because you are not following a software architecture pattern. In this article, I want to share my knowledge and…

Deepsource, Appsmith, and more — Can you believe that the past two years have shaken up the way we work? The beginnings were tough, but now, with the end of 2021 right around the corner, we are already used to remote working environments and expect the market to catch up with the new normal. The…

As software becomes more advanced, software testing must evolve with it. What was once a single, uniform process has evolved into an entire field of different methodologies and cycles. Knowledge of these methodologies can lead you to resume-building certifications and high paying jobs as a quality assurance engineer in top…

By Koppas (Own work) CC-BY-SA-3.0 [*] Explaining public-key cryptography to non-geeks It’s not as complicated as it sounds. Please note: The latest version, including any updates, of this article is here. As I’m working on a product that will make heavy use of encryption, I’ve found myself trying to explain public-key cryptography to friends more than once lately. To my surprise, anything…

An easy explanation about how all the components of this pattern work together to concurrently process a batch of jobs. — Introduction [TL;DR] Skip the intro and go straight to the Implementation Details if you want to. When I first came into the Go language I was a bit reluctant to its syntax and verbosity. After a couple of months, I slowly began to fall in love with its simplicity, readability, performance…

My favorite books to learn Linux, UNIX, and System Programming from scratch in 2023. — Hello guys, if you want to learn Linux, UNIX, or system programming and looking for the best books to read then you have come to the right place. Earlier, I have shared the best Linux courses and today, I am going to share the best Linux books for beginners. I…

“KISS,” “DRY”, “YAGNI,” and more — Being a good programmer is a mix of skills and some common sense. It is all about being pragmatic and knowing what is the solution that fits better your problem. When facing a challenge, there are some software principles that will guide you in choosing the most correct approach. Those…

How to excel at code reviews — In this article, we will briefly go through 13 code review standards that could dramatically help improve the health of your software as well as keep your developers happy. As the name suggests, code review is a process where one or more developers review or screen the code written by…

It’s all about clear, asynchronous communication — As a software engineer, it is very important to acquire the skill of writing high-quality documentation. Due to the recent increase in remote work, it has become even more important to be better at asynchronous communication. Remote company GitLab does an excellent job of defining asynchronous communication: “Asynchronous communication is…

You don’t have to spend any money. You just have to be resourceful — “I am still learning.” — Michelangelo After taking these free courses, don’t forget to leave a thumbs-up and a token of gratitude for our teachers, instructors, and mentors for providing these awesome courses for free. They gave so much time and effort just so they can share their knowledge and…

Syntax, salient features, and advanced features — YAML is a data serialization language that allows you to store complex data in a compact and readable format. It’s important for DevOps and virtualization because it’s essential in making efficient data management systems and automation. While often overlooked by developers, it’s a powerful and simple tool that can greatly…

To move towards the next level, let’s focus on certain areas — I’ve walked a long road to get where I’m at. For more than two decades, I’ve been writing code, working for small and huge clients, and I’ve done everything from debugging to leading teams. Today, I would like to share with you what I think are key ingredients for becoming…

Alternative Bash scripting tools you will use daily — [Update: 2021–05–10, 14 The art of command line] Introduction Besides the official Bash script documentation, there are many excellent online learning tools and resources. Here you can find 13 sites to bookmark. 1. explainshell When you come to a piece of code you don’t understand, explainshell can help you. You just need to…

Tips and tricks for keeping your test suites clean — Unit tests are important. They prevent regressions as you refactor code, serve as documentation, and save you hours of time not spent doing tedious manual testing. In short, tests enable change. But how much attention to cleanliness do we give our tests? We refactor our app’s production code, give descriptive…

GraphQL was developed by Facebook in 2012 to overcome the shortcomings we had with REST APIs — GraphQL is a query language to retrieve data from a server. It is an alternative to REST, SOAP, or gRPC in some way. GraphQL is a new API standard and offers a revolutionary approach to building data-driven applications. …

How to excel at code reviews — In this article, we will briefly go through 13 code review standards that could dramatically help improve the health of your software as well as keep your developers happy. As the name suggests, code review is a process where one or more developers review or screen the code written by…

Best practices for function declarations in Python — particularly public APIs — No matter what implementation mechanisms programming languages use, all of them have a reserved seat for functions. Functions are essential parts of any code project because they’re responsible for preparing and processing data and configuring user interface elements. Without exception, Python, while positioned as an object-oriented programming language, depends on…

They call it revolutionary, not because it’s something huge, but because it’s something different — “The act of discovering who we are will force us to accept that we can go further than we think.” — Paulo Coelho Let’s teach ourselves how to be great. It will always start with the realization that we’re capable of doing more, that we deserve to be better than…