Sugar augments the existing JavaScript environment with helper methods on existing objects. From fixing broken support of standard methods, widening acceptable arguments, multi-lingual and improved regex support on strings, nice supplementary string methods like words()
, and shortcut methods to Math object methods. Additional helpers for Dates, Objects, Functions and Regex. An library for a consistentising JavaScript across different imlementations.
Remy Sharp dissects a piece of jQuery code pointing out the red flags. Each flag is taken in turn, explained and shown how to correct. Takes into account context and the flexibility of jQuery
Cory Hudson sees callbacks as benefiting from currying JavaScript functions, and defines currying as turning a function with two arguments into a function with one argument that returns a function of one argument. He starts off with two functions and shows how to combine them into one curried function, and also builds a generic version. He shows a good usage of a curried function in an array map()
function, which is similar to Prototype's bind()
.
An explanation of scope in terms of an execution context and scope chain. Also describes how we can alter the this reference using apply and call.