Software Development, Testing & Open Source

Why distinguishing between test stubs and mock objects in PHPUnit significantly improves the quality and readability of tests.

How thoroughly do your tests cover the code, and how reliably do they detect real errors?

Are you prepared for a world in which your projects freeze, deployments stall, and tech giants can no longer rely on free community-run infrastructure?

Discover how PHPUnit 12.4 helps you get there with less friction and more insight.

Modern PHP development combines proven principles with the latest tools.

I discuss key issues for the future relating to ethics, digital sovereignty, Open Source, and web standards.

Discover the hidden capabilities of PHPUnit and learn how to get the most out of your tests with clever features.

A personal journey from my first lines of BASIC on the Amiga to the question of how AI will shape the next generation of developers.

Discover how collaboration with real-world developers has shaped the latest advancements in PHPUnit 12.3.

Psalm or PHPStan: which tool is the better choice for code analysis?

I look back on 30 years of open source innovations.

I am thrilled by the inspiring workshops, exciting open space sessions and the uniquely open, collaborative atmosphere of ComoCamp.

SoCraTes has enriched and motivated me in a lasting way through inspiring discussions, exciting sessions on topics such as PHP, software testing, security and open-source funding, as well as the special, collaborative atmosphere.

Should PHP_CodeSniffer or PHP-CS-Fixer be used to get code "in shape"?

Should you use PCOV or Xdebug to collect code coverage data?

I recollect my experience at the PHPUnit project's most recent code sprint.

Security support for PHP 7 has ended.

I reflect on why I no longer write setUp() methods.

Is your software ready for PHP 8.1?

If you use abstractions you don't own, testing may be difficult.

While working on PHPUnit, I encountered an interesting problem.

I explain how we can learn from failed IT projects.

I explain why PHPUnit no longer looks at the clock.

The long story of a security problem that should not have been one.

In the tension between backward compatibility and progress, a good developer experience must not be neglected.

Running tests at the touch of a button is a great thing.

Package managers are worthwhile targets, even if no one uses them anymore.

Writing unit tests takes time.

I explain why using overly open version restrictions can lead to problems.

Active support for PHP 5 has ended.

Best practices are not set in stone and need to be questioned and then adapted, if need be, every once in a while.

My first SoCraTes: a World Café on Thursday, two days of Open Space on TDD, legacy code and apprenticeship, and a board game whose objective looks suspiciously like that of a software project.