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A simple, short, and easy to understand introduction to JavaScript's numbers. Unary plus vs. Number vs. parseInt vs. parseFloat: ...

Surma and Jake take a look at 'weak' JavaScript, specifically WeakMap, WeakSet, and the new and shiny WeakRefs. Surma ...

About us ======= JT Devs is a Software consulting and IT College based. We build different types of applications such as web, ...

RubyConf 2016 - That Works?! Quines and Other Delightfully Useless Programs by Colin Fulton Performance, readability and ...

Abstract: At NoRedInk we had a normal React code base. That is, until we tried Elm – a purely functional language that compiles ...

In this episode, Jake and Surma discuss the array function reduce(). Is it good to use it? Is it too “smart”? Does it increase or ...

If I have some function and I pass to it an array of 1000 things, does that mean it's going to have to copy all 1000 of those things to ...

... elements using JavaScript JavaScript Arrays & Objects: Working with complex data structures Error Handling: Using try-catch to ...

jQuery is a library of helper JavaScript functions and classes and all sorts of goodies, and jQuery kind of abstracts the raw XHR ...

A focus on Events and Event Handlers: we trigger Functions via a button click, and changes to Form Fields. Using Constructor ...

RubyConf 2016 - Ruby versus the Titans of FP by Cassandra Cruz Clojure, Haskell and Javascript reign as the dominant ...

JavaScript does a remarkable job of hiding memory management from us. What's going on behind the scenes?

RubyConf 2016 - Why recursion matters by James Coglan In modern programming, recursion is so common that we take it for ...

You know GZIP right? It's everywhere on the web to reduce the number of bytes going over the wire. In this episode, Surma is ...

More on Arrays : Part 3 : Two dimensional arrays.

Come for the demos, stay for the plausible etymology of “hermit”. We discussed the next round of ReactNative roadblocks: ...

After reading Chapter 3 ("Functions, Methods & Objects"), we'll practice creating an music album collection.

We create a Marvel Super Heroes vs Villains game in this practice. There is a focus on Document Object Model manipulation.

In this video, I dive into the intricacies of an ECG waveform game that I've been developing. The game's core mechanic involves ...

RubyConf 2018 - The Anatomy of a Ruby Gem: Going From Zero to Sharing Code by Tony Drake To many Rubyists just starting ...