Advanced JavaScript: the Logical Next Step (2026)
After the JavaScript basics, the next step up: classes, the this trap and prototypes, modules, Web APIs and Canvas. In the right order, with an interactive course.
Lessons learned, problems and solutions
After the JavaScript basics, the next step up: classes, the this trap and prototypes, modules, Web APIs and Canvas. In the right order, with an interactive course.
Once you grasp the OOP concepts, PHP makes them concrete: typed classes, visibility, interfaces, traits, namespaces and PSR-4 autoloading. The learning order, with runnable code.
Five automations delivered to small businesses: competitor price scraping, quote follow-ups, multi-platform stock sync, PDF reporting, lead qualification bot. Real prices and what went wrong.
OOP is understood through its concepts (object, class, encapsulation, inheritance, composition, polymorphism) before any language syntax. The method, and the 'model the real world' trap.
A page going from 80 ms to 9 seconds in prod, because of a bug-free ten-line loop. Big O explained through that real case: the O(n²) loop, the array vs linked list trap, and the Set that fixes it all. No math.
A reader asked for "the ultimate cart with all the patterns". Here is how the real ideal cart got built: five patterns each hired by a nameable need, two refused, and a deliberately dumb central class.
From Dijkstra's goto to Rust's ownership: every major language leap removed a power from the programmer. Could AI design the minimal universal language, the Esperanto of programming?
You don't learn Git by memorizing commands, but by grasping the mental model (the three zones) then practicing the core loop before branches. The method that sticks.
Graceful shutdown, middleware stack, circuit breaker, structured logging. The Go patterns that survived months of regulated financial production.
CSS frustrates when you jump to styling before understanding space. It's learned in a precise order: selectors, box model, layout, responsive, animations. With an interactive course.