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Allow CORS REST request to a Express/Node.js application on Heroku
...ode.js that works for requests from the js console in Chrome, and URL bar, etc. I'm now trying to get it working for requests from another app, on a different domain (CORS).
...
How to set RelativeLayout layout params in code not in xml?
...n1 or button2. Secondly, dynamically declared Views (ImageViews, Buttons, etc.) get instantiated with an id of -1. An id of -1 will not work for a rule.
– Craig B
Dec 6 '11 at 17:38
...
Appropriate datatype for holding percent values?
...r potentially even into the negatives).
Treat value 1 as 100%, 0.5 as 50%, etc. This will allow any math operations to function as expected (i.e. as opposed to using value 100 as 100%).
Amend precision and scale as required (these are the two values in brackets columnName decimal(precision, scale)....
What does “./bin/www” do in Express 4.x?
...
Ultimately, you could have different scripts like test, stop, or restart, etc. Having this structure allows you to have different startup configurations, without cramming everything into app.js.
The correct way to start your Express app is:
npm start
To deploy an Express 4.x app to Heroku, add...
How does __proto__ differ from constructor.prototype?
...hat is function Empty() {} you refer to being equal to Function.prototype, etc?, what is the code you used in chrome console?
– drodsou
Jul 28 '12 at 18:32
2
...
What is 'Currying'?
...parameter, i.e.:-
let papply2 f x y = f x y
let papply3 f x y z = f x y z
etc.
A partial application will take the function and parameter(s) and return a function that requires one or more less parameters, and as the previous two examples show is implemented directly in the standard F# function d...
Why does CSS not support negative padding?
...rgins defined in different units or are affected by a different font-size, etc.
The example below should, ideally have aligned and evenly spaced grey boxes but, sadly they aren't.
body {
font-family: sans-serif;
margin: 2rem;
}
body > * {
margin: 2rem 0 0;
}
body > :first-ch...
Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
...s better, in terms of functionality, page load speed, validation purposes, etc.?
54 Answers
...
How does origin/HEAD get set?
...commit it points to changes if that branch changes, which might happen on fetch/pull/remote update.)
Edit: The problem discussed below was corrected in Git 1.8.4.3; see this update.
There is a tiny caveat, though. HEAD is a symbolic ref, pointing to a branch instead of directly to a commit, bu...
Choosing Java vs Python on Google App Engine
..., as instances of your app are started, stopped, moved to different hosts, etc, all trasparently to you -- such events are typically much cheaper with Python runtime environments than with JVMs).
The XPath/XSLT situation (to be euphemistic...) is not exactly perfect on either side, sigh, though I t...