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Access 1. Dot notation const obj = { notation: 'dot', application: { name: 'instagram', type: 'social' } obj.notation // = dot obj.application.name // = instagram obj.application.type // = social 2. Bracket notation const obj = { notat...
Introduction I was planning to create an online store using PayPal payments. Because, I think it is simpler than using a credit card payment. But while I was searching for a way to use PayPal api in Rails, I found it 'PAY.JP'. So I'm going to try thi...
Make new application Create a new Rails application. sudo rails new ror-store I got a permission error, so I did it with sudo. After execution, files are created in the ror-store directory as shown below. Connect to a pre-made Git repository. git r...
Install Rails is Web Application Framework written in Ruby. So I need to install Ruby first. I already have a homebrew and will use it. brew update brew install rbenv && brew upgrade ruby-build rbenv is a Ruby version management tool. rbenv install ...
Calculating Specificity Of Selector Expression A selector expression is a selector or a combination of selectors. [0] [0] [0] [0] [0] ⇧ ⇧ ⇧ ⇧ ⇧ !imp...
Think When the first font I specify doesn't have italic, will the first font be italicized or will the second font with italic be displayed? Here is a page importing 3 fonts. https://codepen.io/weensy/pen/jOmdboW Code <span style= "font-family: 'Ro...