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Rails: What's a good way to validate links (URLs)?
... make it more restrictive. For instance, if you want the URL to be an HTTP/HTTPS URL, then you can make the validation more accurate.
require 'uri'
def valid_url?(url)
uri = URI.parse(url)
uri.is_a?(URI::HTTP) && !uri.host.nil?
rescue URI::InvalidURIError
false
end
Of course, there a...
Finding # occurrences of a character in a string in Ruby
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Facebook share button and custom text [closed]
... method: 'feed',
name: 'Facebook Dialogs',
link: 'https://developers.facebook.com/docs/dialogs/',
picture: 'http://fbrell.com/f8.jpg',
caption: 'Reference Documentation',
description: 'Dialogs provide a simple, consistent interface for app...
Why can't I use Docker CMD multiple times to run multiple services?
...e not. There are perfectly valid situations for doing so.
Good to know:
https://blog.phusion.nl/2015/01/20/docker-and-the-pid-1-zombie-reaping-problem/
http://www.techbar.me/stopping-docker-containers-gracefully/
https://www.ctl.io/developers/blog/post/gracefully-stopping-docker-containers/
https...
Twitter Bootstrap: div in container with 100% height
...ght:
html, body {
height: 100%;
}
.min-100 {
min-height: 100%;
}
https://www.codeply.com/go/dTaVyMah1U
Option 2_ Use vh units:
.vh-100 {
min-height: 100vh;
}
https://www.codeply.com/go/kMahVdZyGj
Then, use flexbox direction column d-flex flex-column on the container, and flex-grow...
Link and execute external JavaScript file hosted on GitHub
...plain MIME type, even if the file is a CSS or JavaScript file. So going to https://raw.githubusercontent.com/‹user›/‹repo›/‹branch›/‹filepath› will not be the correct MIME type but instead a plaintext file, and linking it via <link href="..."/> or <script src="..."></s...
How can I convert a DateTime to the number of seconds since 1970?
...ime
631152000 Seconds since year 2000
References:
Epoch Time converter: https://www.epochconverter.com
Year 1 converter: https://www.epochconverter.com/seconds-days-since-y0
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How to extract base URL from a string in JavaScript?
... human readable and this way is better... in my opinion.
var pathArray = "https://somedomain.com".split( '/' );
var protocol = pathArray[0];
var host = pathArray[2];
var url = protocol + '//' + host;
Or use Davids solution from below.
...
Express command not found
...riginally generated by the project is running express node app.js, because httpserver relevant code in app.js, and now this part of the code to the project directory bin/www below, app.js retain only achieve app logic code, you need to run the bin/www. Just a very simple application and refinement p...
What's the right OAuth 2.0 flow for a mobile app
...ntion to the best practices as outlined here for Native Apps using OAuth2: https://tools.ietf.org/html/rfc8252
Consider the following options
Implicit
Should I use implicit?
To quote from Section 8.2 https://tools.ietf.org/html/rfc8252#section-8.2
The OAuth 2.0 implicit grant authorization flow (de...