Functions in PHP
In the previous article, we showed you how to get PHP up and running and presented some basic elements. In this section, we’d like to update your knowledge of the functions – how to create them, call them and process their output. We’ll describe classic…
How to Start Developing in PHP
In the previous article you learned what PHP is and what it’s used for. In this article, we’ll focus on how to get PHP up and running and how to start developing. In simple demonstrations, we’ll show the basic constructions of the language and we’ll…
PHP is still TOP – Why Is an Almost 30-Years-Old Language at the Top of Popularity Rankings?
According to W3Techs statistics, PHP is still the most widely used server-side programming language. In almost 30 years of its existence, it has climbed to version 8.1, and thanks to great documentation, it has gained the appreciation of millions of programmers who now form a…
Workshop: What we managed in one day in bart.sk
I’ll start at the end. It was a delightful day with great people. Two of them are our colleagues now. Katka and Peťo, welcome! We hope that you’ll enjoy your stay with us and that you’ll be happy. Back to square one. The previous Frontend…
E-shop Speed Optimization – Part 3 (Frontend)
We dedicated the second part of this series to backend and server optimizations. In this article, we’ll take a look at other optimizations that apply to the frontend. Pictures Images, along with scripts, usually pose the biggest problems with website speed. srcset We…
Data retrieval optimization
‘Hi Jano, the site is running slow, don’t you know where the problem might be?’ ‘Hi Viktor. Yes, I do. In your application.’ 🙂 This is what the initial communication with an admin often looked like in the past, when the amount of data in…
E-shop speed optimization – part 2 (backend/server)
In the first part of the E-Shop speed optimization, we introduced tools that help us monitor the status of a website and find speed issues. In this section, we’ll take a look at website optimization on the backend side. Working with a database Non-optimal…
Where do we get data for futbalnet.sk?
In today’s article, we decided to reveal one of the recipes from our kitchen. We’ll talk about where we get data for futbalnet.sk. First of all, it’s necessary to understand that the futbalnet.sk portal has already undergone a third technological change of a significant scope….
Do code review responsibly – the success of the project depends on it
The success of a project can be assessed based on the hours worked or from the managerial point of view – based on the value delivered to the customer. If the customer’s business goals are met, it’s a success. At Bart.sk, we focus on long-term…
E-shop speed optimization – part 1 (introduction of tools)
Introduction What do Google, Walmart, Amazon, and AliExpress share? All four companies saw improved conversions, increased traffic and lower bounce rates after optimizing their site load. In addition to increasing the actual purchases on the web, the speed of the website also helps with search…