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iOS - forward all touches through a view
... That's ON!! (Otherwise, the code in PassthroughView simply will never be called.)
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How do I create a Python function with optional arguments?
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Try calling it like: obj.some_function( '1', 2, '3', g="foo", h="bar" ). After the required positional arguments, you can specify specific optional arguments by name.
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AngularJS : Where to use promises?
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Let's set aside AngularJS for a moment and just consider the Facebook API calls. Both the API calls use a callback mechanism to notify the caller when the response from Facebook is available:
facebook.FB.api('/' + item, function (result) {
if (result.error) {
// handle error
} els...
Can you determine if Chrome is in incognito mode via a script?
...ntly, it disables all extensions except those extensions which were specifically marked by the user as incognito safe.
– Tiberiu-Ionuț Stan
Oct 12 '12 at 17:39
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Devise form within a different controller
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As Andres says, the form calls helpers which are specified by Devise and so aren't present when you access a Devise form from a non-Devise controller.
To get around this, you need to add the following methods to the helper class of the controller yo...
Returning JSON from a PHP Script
... What does it mean if this doesn't work? For example, to restrict only to calls from CodePen, I tried header('Access-Control-Allow-Origin: https://cdpn.io');, but I can still load the page from my own browser.
– ashleedawg
Jul 2 at 13:56
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Requirejs domReady plugin vs Jquery $(document).ready()?
... it's just a normal module that happens to be a function, which can take a callback that won't execute before the DOM is safe to interact with:
define(['domReady'], function (domReady) {
domReady(function () {
console.info('The DOM is ready before I happen');
});
console.info('T...
Where's my JSON data in my incoming Django request?
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NB if you're using 1.4 this would be called request.body . raw_post_data is deprecated...
– prauchfuss
Oct 8 '12 at 3:46
3
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Using OR in SQLAlchemy
...use an & between them and the first (rather than using a second filter call) for the same effect?
– Chase Sandmann
Aug 14 '13 at 20:34
21
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setState vs replaceState in React.js
...rted this with this test case.
If your current state is {a: 1}, and you call this.setState({b: 2}); when the state is applied, it will be {a: 1, b: 2}. If you called this.replaceState({b: 2}) your state would be {b: 2}.
Side note: State isn't set instantly, so don't do this.setState({b: 1}); co...