lopspower

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:

mjul

React

Enzyme: JavaScript Testing utilities for React

https://medium.com/airbnb-engineering/enzyme-javascript-testing-utilities-for-react-a417e5e5090f

55 Configurable React Stateless Functional UI Components

http://jxnblk.com/rebass

Awesome React

https://github.com/enaqx/awesome-react

anvaka

npm rank

This gist is updated daily via cron job and lists stats for npm packages:

1. Top 1,000 most depended-upon packages
2. Top 1,000 packages with largest number of dependencies
3. Top 1,000 packages with highest PageRank score

yoavniran

The Ultimate Unit Testing Cheat-sheet

---

• Sinon Chai
• Chai
• Sinon

p3t3r67x0

Styling native elements

Native HTML controls are a challenge to style. You can style any element in the web platform that uses Shadow DOM with a pseudo element ::pseudo-element or the /deep/ path selector.

video::webkit-media-controls-timeline {
  background-color: lime;
}

video /deep/ input[type=range] {

mlanett

HTTP status code symbols for Rails

Thanks to Cody Fauser for this list of HTTP responce codes and their Ruby on Rails symbol mappings.

Status Code Symbol
1xx Informational
100 :continue
101 :switching_protocols
102 :processing

basham

CSS units

Recommendations of unit types per media type:

Media	Recommended	Occasional use	Infrequent use	Not recommended
Screen	em, rem, %	px	ch, ex, vw, vh, vmin, vmax	cm, mm, in, pt, pc
Print	em, rem, %	cm, mm, in, pt, pc	ch, ex	px, vw, vh, vmin, vmax

Relative units

Relative units

lyuehh

part1

// http://dmitry.baranovskiy.com/post/91403200

//## 1
if (!("a" in window)) {
    var a = 1;
}
alert(a);

ruediger

*.tex   diff=tex
*.bib   diff=bibtex
*.c     diff=cpp
*.h     diff=cpp
*.c++   diff=cpp
*.h++   diff=cpp
*.cpp   diff=cpp
*.hpp   diff=cpp
*.cc    diff=cpp
*.hh    diff=cpp

FrancescaK

var mongoose = require('mongoose'),
    Schema = mongoose.Schema,
    bcrypt = require('bcrypt'),
    SALT_WORK_FACTOR = 10,
    // these values can be whatever you want - we're defaulting to a
    // max of 5 attempts, resulting in a 2 hour lock
    MAX_LOGIN_ATTEMPTS = 5,
    LOCK_TIME = 2 * 60 * 60 * 1000;

var UserSchema = new Schema({