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How does Python's super() work with multiple inheritance?
...ave trouble
understanding the super() function (new style classes) especially when it comes to multiple inheritance.
16 A...
Get all related Django model objects
How can I get a list of all the model objects that have a ForeignKey pointing to an object? (Something like the delete confirmation page in the Django admin before DELETE CASCADE).
...
How does JavaScript .prototype work?
...ing languages but I've written my fair share of JavaScript code. I never really got my head around this prototype-based programming, does any one know how this works?
...
Synchronise ScrollView scroll positions - android
...lview1"
... >
...
</com.test.ObservableScrollView>
Finally, we put it all together in the Layout class.
package com.test;
import android.app.Activity;
import android.os.Bundle;
public class Q3948934 extends Activity implements ScrollViewListener {
private ObservableScrol...
What's the best way to put a c-struct in an NSArray?
...
@Joe Blow @Catfish_Man It actually copies the structure p, not a pointer to it. The @encode directive provides all the information necessary about how big the structure is. When you release the NSValue (or when the array does), its copy of the structure i...
What do all of Scala's symbolic operators mean?
...se of teaching, into four categories:
Keywords/reserved symbols
Automatically imported methods
Common methods
Syntactic sugars/composition
It is fortunate, then, that most categories are represented in the question:
-> // Automatically imported method
||= // Syntactic sugar
++= // Syn...
When to favor ng-if vs. ng-show/ng-hide?
...ise the difference:
ng-if will remove elements from DOM. This means that all your handlers or anything else attached to those elements will be lost. For example, if you bound a click handler to one of child elements, when ng-if evaluates to false, that element will be removed from DOM and your cli...
List comprehension rebinds names even after scope of comprehension. Is this right?
...list
comprehensions blindingly fast, and
while it was not a common pitfall for
beginners, it definitely stung people
occasionally. For generator
expressions we could not do this.
Generator expressions are implemented
using generators, whose execution
requires a separate execution fra...
What are some (concrete) use-cases for metaclasses?
...a couple functions I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plotting call. So to create both an interactive plotting wrapper and an offscreen plotting wrapper, I found it was more efficient to do this via metacla...
Inline SVG in CSS
...possible. I just went to the standard specification and stated it was virtually impossible, which turned out to be a mistake (sort of)
– toniedzwiedz
May 26 '12 at 19:05
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