What happens (or fails to happen) when a large number of users wants to take advantage of your application’s functionality all at once? That’s where application performance testing comes in.

Memoization is another form of memory use. I see it regularly used for improving application performance, but it’s also used to improve compiler performance. To learn the concept, we’ll use a PHP project with database tables, then look at other ways to use the technique.

Memoization is another form of memory use. I see it regularly used for improving application performance, but it’s also used to improve compiler performance. To learn the concept, we’ll use a PHP project with database tables, then look at other ways to use the technique.

Once a mere HTML forms processor, PHP has dramatically evolved into a capable, mature programming language. But it was never tailored to support the distribution of a program in a non-source code package. In this article, we study some of the engine’s internal mechanisms and consider a few observations with the OPcache extension to propose […]

We are in a time of winter holidays and typically associated with a spirit of goodwill towards others. That is embodied often as giving presents to people as a gesture of that goodwill. Unfortunately, this can have the opposite effect at times of causing greed to form as people want more and more given to them.

This issue contains articles on the history of women in computing, using Abstract Classes/Interfaces/Traits, scaling with RabbitMQ, and custom extensions using Zephir. Our columnists have articles on Security scanners, advice for your first conference, improving your processes, understanding your editing tools, and more.

Of course it’s desirable to write concise code, but don’t assume this always equates to fast code.