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Get average color of image via Javascript
...dd img.crossOrigin = ''; before setting the src attribute. Found on: coderwall.com/p/pa-2uw
– mhu
Jan 22 '14 at 22:27
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How can I check that a form field is prefilled correctly using capybara?
...de. The first way is to be preferred unless you are trying this on a statically generated form.
– fqxp
May 16 '13 at 10:07
1
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what's data-reactid attribute in html?
...ct applications can be rendered at the server as well as the client. Internally React builds up a representation of references to the DOM nodes that make up your application (simplified version is below).
{
id: '.1oqi7occu80',
node: DivRef,
children: [
{
id: '.1oqi7occu80.0',
...
What is “loose coupling?” Please provide examples
...pt of "loose coupling." I suppose it doesn't help that the word "loose" usually has a negative connotation, so I always forget that loose coupling is a good thing.
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Does a finally block run even if you throw a new Exception?
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Yes, the finally blocks always runs... except when:
The thread running the try-catch-finally block is killed or interrupted
You use System.exit(0);
The underlying VM is destroyed in some other way
The underlying hardware is unusable i...
Why can't I use float value as a template parameter?
...
The current C++ standard does not allow float (i.e. real number) or character string literals to be used as template non-type parameters. You can of course use the float and char * types as normal arguments.
Perhaps the author is using a compiler that doesn...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
... for concurrent handling of requests, instead of serialising requests.
Installation
Install node.js if you haven't already. Then use the node package manager (npm) to install the package, using the -g option to install globally. If you're on Windows you'll need a prompt with administrator permissio...
Fastest way to check if a string is JSON in PHP?
I need a really, really fast method of checking if a string is JSON or not. I feel like this is not the best way:
30 Answer...
What is a Y-combinator? [closed]
...m the “functional” side of things. Most programmers don't know much at all about combinators, if they've even heard about them.
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Submitting HTML form using Jquery AJAX
...ience. In this specific case we are doing a FORM submission using AJAX.
Really quickly there are 4 general web actions GET, POST, PUT, and DELETE; these directly correspond with SELECT/Retreiving DATA, INSERTING DATA, UPDATING/UPSERTING DATA, and DELETING DATA. A default HTML/ASP.Net webform/PHP/P...