
The advanced JavaScript course that has launched thousands of careers and keeps developers coming back every year.
JavaScript: Understanding the Weird Parts
InstructorAnthony Alicea
The advanced JavaScript course that has launched thousands of careers and keeps developers coming back every year.
InstructorAnthony Alicea

Free
Free



Editorial course preview
These 4 complementary views highlight concrete, legible examples from the course presentation.
This slide outlines core low-level JavaScript concepts including first-class functions, dynamic typing, the scope chain, prototypal inheritance, callbacks, and closures.
This slide introduces a deep dive into famous source code, promising a line-by-line analysis to understand how it works under the hood.
This presentation slide outlines key course objectives, including understanding JavaScript, examining famous source code, and building a mini-framework or library.
This slide outlines key course topics including understanding JavaScript, examining famous source code, building a mini-framework or library, and covering ES6 features like Promises and async/await.
The curriculum emphasizes low-level mechanics, including execution contexts, hoisting, and the scope chain.
Instruction includes a multi-step process for building a custom JavaScript framework or library.
The course provides a dedicated section for examining the source code of established libraries like jQuery.
Learner signals suggest the voice and video pacing can feel slow, which may impact engagement at standard speeds.
Modern syntax like let and const is positioned later in the curriculum, which may create uncertainty regarding earlier variable declarations; one signal from a review created before the displayed update suggests the material reflects an older state of JavaScript, though the update label does not prove these specific concerns were addressed.
The course aligns with those seeking fundamentals but may not meet the depth requirements of senior developers.