addyosmani

CSS Layout Debugger

A tweet-sized debugger for visualizing your CSS layouts. Outlines every DOM element on your page a random (valid) CSS hex color.

One-line version to paste in your DevTools

Use $$ if your browser aliases it:

~ 108 byte version

Noviny

Explain RESTful architecture.

Stands for REpresentational State Transfer Most APIs use restful architecture for retrieving data from them. They use HTTP requests, and so can have GET, POST, PUT, DELETE requests made to them. Are made when requesting a webpage, as well as in AJAX requests after page load to retrieve informatino from servers Provides structure and consistency when talking to lots of different servers.

Explain the difference between empty? and nil?

Nil is an object class, while Empty is a property of an object that contains nothing within ruby. Empty can only be used to return a boolean, whereas things can be set as nil.

MrIee

How would I execute some code each element in a collection?
Loop in JS
each loop in Ruby

Convention over configuration:
Also know as coding by convention
decrease the number of decisions a developer has to make
Common in Ruby on Rails
Example - if there is a table called “sales” the database is also called “sales”

dagjaneiro

Install nginx

$ brew install nginx

Edit nginx.conf

$ vim /usr/local/etc/nginx/nginx.conf

stevekinney

Web Performance

Requirements

• You need to have the latest version of Node. Preferably, you're using 9.8.0, but the latest LTS should work as well.
• You should have npx installed using npm install -g npx.
• Install the React Developer Tools.

Repositories