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Object.create – Object Creation in JavaScript P6 – FunFunFunction #57
The Object.create() method in JavaScript creates a new object with the specified prototype object and properties. I walk through what it is, why Object.create exists in JavaScript, and how to use Object.create. ⏯ Highlights 00:20 What is Object.create in JavaScript 06:32 Why does JavaScript have Object.create 09:54 Lunch walk with musing on focus and side…
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MySQL tutorial 11 – Update a row
This tutorial will show you how to run an UPDATE query. Sponsored by DevMountain. Get yourself career ready, check out their website: http://goo.gl/enNbQV … Original source
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JavaScript Video Tutorial – Closures
A closure is an inner function that has access to the outer (enclosing) function’s variables and parameters. Here we take a look at some interesting examples of closures in JavaScript. For a transcription of this video and even more content on engineering and technology, visit us at http://www.toptal.com/videos. Original source
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Arrow functions in JavaScript – What, Why and How – FunFunFunction #32
Arrow functions are (pretty much) a shorter function syntax in JavaScript. Because of their extreme terseness, arrow functions allows us to use use functions in a new way, making lots of functions that are small, inline and single-purpose. Table of contents: 00:18 ► What are arrow functions in JavaScript 00:53 ► Why use arrow functions…
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Prototype basics – Object Creation in JavaScript P3 – FunFunFunction #46
We’ll go through the absolute basics of the prototype in this video. I’m going to explain why you should learn prototypes, and how they work. Complete series playlist: “Object creation in JavaScript” https://goo.gl/ELUE4B You’re probably used to doing inheritance with classes. JavaScript achieves inheritance using prototypes. The real-world analogy used when teaching classes is a…
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Javascript beginner tutorial 12 – variable scope
In this video I talk about global and local variables and where we can use each one. Now it’s up to you as a programmer to decide where to declare you JavaScript variables. If you read this description then comment below: “Just remember with great power comes great responsibility, I will decide wisely :p” Don’t…
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Generators in JavaScript – What, Why and How – FunFunFunction #34
Generators are (kind of) pausable functions in JavaScript. Another word for them is co-routines. They are used (among other things) to manage async operations, and play very well with promises. I’m also active on: ► Twitter https://twitter.com/mpjme ► Medium https://medium.com/@mpjme ► Quora https://www.quora.com/profile/Mattias-Petter-Johansson Resources: ► Recursion in JavaScript ► Promises in JavaScript ► ES6 JavaScript…
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Javascript beginner tutorial 8 – Events
In this video I talk about events in JavaScript and how we can use them to make a more user interactive website. The list of events is lost forever, I lost the domain. You can find another with a simple google. Don’t forget to subscribe: http://www.youtube.com/user/QuentinWatt Social links: ————————————————————- Add me on twitter: Tweets by…
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bind and this – Object Creation in JavaScript P1 – FunFunFunction #43
This video is the first in a video series about how to do Object Creation in JavaScript. I will NOT be teaching object orientation principles in general – this video series is for you if you’re already pretty familiar with object orientation, but confused around how it works in JavaScript specifically. At the end of…
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var, let and const – What, why and how – ES6 JavaScript Features
In ES5, we only had one type of variable, var, but in ES6, we have three. types of variables: var, let and const. In this video, we explore the what, why, and how of var, let and const, and I also do a little lecture on the value of minimising mutable state. ► 00:35 var…