A/B Testing is not just for marketing. It can be used in software development as well. In this article, I’ll show you how to apply A/B Testing in your development process. — A/B Testing is not just for marketing. It can be used in software development as well. In this article, I’ll show you how to apply A/B Testing in your development process. Introduction Let’s imagine you’re working on a new feature during your sprint. You’ve created a new Merge Request (MR). You’re…

A nice kata to solve in 10 minutes or less. Help the bookseller! — The link to begin with. Background Story I’m waiting for my Team Retrospective to start as we’re near to the end of the current sprint. …

Outline * Introduction * Scenario * Solution * Conclusion * References Introduction Have you ever committed something but realised that you forgot to add a file or added a file that you shouldn’t have? This post will look at how to revert your last commit without losing your changes. Scenario Imagine you’re working with different files in a project but you want to commit a single one of them. You add your changes and commit the file; however, you realise that you have also committed anot

As a senior programmer, one of our jobs is to come up with solutions to existing gaps or pain points. What I like doing is first designing a process or wireframe and trying to make it as simple as possible; not only just simpler. In this example, for instance, I eliminate a file upload part because this requires additional codes. More codes means more codes to test and maintain. “The best code is to maintain is no code at all”, I heard my colleague say. > Design is all about trade-offs. Inst

Getting the constraint for a table with a single command in your Postgres database. — A nifty little trick if you want to quickly know all the constraints in a table in your postgres database: This is esp. useful when you have dozens of tables and you don’t want to go through each one of them to find out the constraints. For example, before deleting…

In this post, I illustrate how I usually try to avoid N+1 queries. — The most significant bottleneck in web applications typically lies within the databases. Therefore, the goal is to minimize the number of queries made, especially inside loops, as much as possible. There are exceptions though, like running a one-time script to clean some data. Here’s an example that I’m working on: …

How to reset your Redis DB(s)? — Introduction In this post, I’ll briefly share how you can reset your Redis database. Note that Redis can contain multiple namespaces and databases. A Redis namespace is a way to group related keys together in Redis. …

Short Answer In my case, the solution [https://serverfault.com/questions/1130794/mysql-stopped-working-on-ubuntu-22-04-failed-to-upgrade-server-error] is to update mysqld. > I got this same issue today and this is How I solved this. First of all I stopped mysql: service mysql stop. After stopping mysql I ran MYSQLD with upgrade: /usr/sbin/mysqld — upgrade=minimal Make sure upgrade argument is minimal. [ https://serverfault.com/questions/1130794/mysql-stopped-working-on-ubuntu-22-04-failed-

Are you tired of fumbling through the process of connecting to external meetings on Teams? Look no further! In this guide, we’ll unveil a simple but often overlooked feature that will make your life easier. #teams #meeting #online #ubuntu — Are you tired of fumbling through connecting to external meetings on Teams? Look no further! In this guide, we’ll unveil a simple but often overlooked feature that will make your life easier when attending customer meetings outside of your organization. Say goodbye to the hassle and let’s get started!