大约有 45,000 项符合查询结果（耗时：0.0369秒） [XML]
Swift Beta performance: sorting arrays
...
tl;dr Swift 1.0 is now as fast as C by this benchmark using the default release optimisation level [-O].
Here is an in-place quicksort in Swift Beta:
func quicksort_swift(inout a:CInt[], start:Int, end:Int) {
if (end - start < 2){
...
How can I maintain fragment state when added to the back stack?
...loper.android.com/guide/components/fragments.html I'm fighting this issue now, and I don't see any methods called when returning a fragment from the backstack. (Android 4.2)
– Colin M.
Nov 26 '12 at 21:13
...
Writing unit tests in Python: How do I start? [closed]
I completed my first proper project in Python and now my task is to write tests for it.
7 Answers
...
Does Python have a string 'contains' substring method?
...tring.punctuation + string.whitespace)).split() - ok, point taken. This is now ridiculous...
– Jamie Bull
Feb 1 '18 at 11:52
...
How do I create a namespace package in Python?
...introduces implicit namespace packages, see PEP 420.
This means there are now three types of object that can be created by an import foo:
A module represented by a foo.py file
A regular package, represented by a directory foo containing an __init__.py file
A namespace package, represented by one ...
How to modify a global variable within a function in bash?
... tell you, that it is impossible to fix. This is wrong, but it is a long known difficult to solve problem.
There are several ways on how to solve it best, this depends on your needs.
Here is a step by step guide on how to do it.
Passing back variables into the parental shell
There is a way to p...
What is the command to list the available avdnames
I know I can start the emulator avd by typing
8 Answers
8
...
What is the 'new' keyword in JavaScript?
...h value 'second'
// returns 'second'
It's like class inheritance because now, any objects you make using new ObjMaker() will also appear to have inherited the 'b' property.
If you want something like a subclass, then you do this:
SubObjMaker = function () {};
SubObjMaker.prototype = new ObjMaker...
How to read a (static) file from inside a Python package?
...t cannot be a directory).
For the example asked in the question, we must now:
make the <your_package>/templates/ into a proper package, by creating an empty __init__.py file in it,
so now we can use a simple (possibly relative) import statement (no more parsing package/module names),
and s...
Best way to organize jQuery/JavaScript code (2013) [closed]
...p to date. I have over 2000 lines of code in a single file, and as we all know this is bad practice, especially when i'm looking through code or adding new features. I want to better organize my code, for now and for the future.
...