Bohuslav Šimek

Probably every programmer has occasionally got into a situation in which it was necessary to significantly speed up a part of the code. One way to do this is parallelization using threads. But how to...

MySQL, like PHP, is constantly evolving and brings a lot of new features. However, not everyone has the time to keep track of all the new features in this most popular open source database....

Almost every PHP programmer encounters the following error message: “Fatal error: Allowed memory size of xxx bytes exhausted”. In many cases, this news means a long hunt and frequent trial and...

PHP version 8.1 introduces many exciting new features, one of which is the Fibers extension, now built directly into the core. But what problems does this extension aim to solve? Does this mean...

Since PHP 7.4 there is no need to write a PHP extension if we want to use an existing library. But is it really easier to communicate with external libraries through PHP FFI? Doesn't it make more...

Despite the advent of frameworks and other security techniques, SQL injection and XSS still remains some of the most common sources of vulnerabilities in web applications. Any variable that can be...

PHP 7.4 brings a lot of exciting new features. One of them is the Foreign Function Interface extension built directly into the core. But what problems exactly this extension is trying to solve? Does...