Bruno Torres BrunoTorresF

How to Eyeball Your ‘This’ Context in Javascript

by zach.dev

The early programmer struggles with the Javascript keyword this. But understanding your this context is easier than it seems.

This is all about where a function is invoked. Often, early programmers worry about where the function was declared. Perhaps the function was declared in a specific file or a particular object. Surely this changes it's this!

Nope.

Hexadecimal color code for transparency

How to set transparency with hex value ?

For example, you want to set 40% alpha transparence to #000000 (black color), you need to add 66 like this #66000000.

All hex value from 100% to 0% alpha:

This will create a proxy server in whatever your availability zone your VPC is in. For me, that's us-east-1b. For you, that may be something different. Steps 10+ should more or less work regardless of your provider since those steps cover the setup and configuration of TinyProxy.

Click the Launch Instance button.
Choose Ubuntu Server 14.04 LTS (HVM), SSD Volume Type. This isn't strictly necessary. If you choose another OS, check its documentation for how to install new packages.
On the Choose an Instance Type screen, select t2.micro. It's Free Tier eligible.
Click the Next: ... buttons until you reach the Configure Security Group screen.
- You may wish to reduce the amount of storage on the Add Storage screen. This is optional.
- You may wish to add a tag on the Tag Instance screen. This is also optional.
On the Configure Security Group screen:

Select Create a new security group.

chose other install way

Open Terminal Ctrl+Alt+T Download Firefox Developer Edition tar file

wget https://download.mozilla.org/?product=firefox-aurora-latest-ssl&os=linux64&lang=en-US
Copy tar file to opt sudo cp -rp firefox-35.0a2.en-US.linux-x86_64.tar.bz2
Open opt folder (cd /opt/) and untar file sudo tar xjf firefox-35.0a2.en-US.linux-x86_64.tar.bz2

Commit Message Conventions

These rules are adopted from the AngularJS commit conventions.

Goals
Generating CHANGELOG.md
- Recognizing unimportant commits
- Provide more information when browsing the history
Format of the commit message
Subject line

	query {
	repository(owner: "pivotaltracker", name: "tracker") {
	refs(refPrefix: "refs/heads/", first: 100) {
	totalCount
	pageInfo {
	hasNextPage
	}
	edges {
	node {
	name

	{
	repository(name: "sickvim", owner: "jonathansick") {
	ref(qualifiedName: "master") {
	target {
	... on Commit {
	id
	history(first: 5) {
	pageInfo {
	hasNextPage
	}

	var HashTable = function() {
	this._storage = [];
	this._count = 0;
	this._limit = 8;
	}


	HashTable.prototype.insert = function(key, value) {
	//create an index for our storage location by passing it through our hashing function
	var index = this.hashFunc(key, this._limit);