大约有 11,700 项符合查询结果（耗时：0.0201秒） [XML]
How to handle Handler messages when activity/fragment is paused
...savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
if (savedInstanceState == null) {
final Fragment state = new State();
final FragmentManager fm = getFragmentManager();
final FragmentTransaction ft = ...
How does data binding work in AngularJS?
... interact with AngularJS through the normal channels (ng-model, ng-repeat, etc) a digest cycle will be triggered by the directive.
A digest cycle is a depth-first traversal of $scope and all its children. For each $scope object, we iterate over its $$watchers array and evaluate all the expressions. ...
What is private bytes, virtual bytes, working set?
...rfectly free to call VirtualAlloc, HeapAlloc (malloc and new in the CRTL), etc. It also tries to describe private memory size as a percentage of working set size, which is nonsensical. The former is a virtual size (and will be the same for every use of the code with the same input) while the latter ...
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue
...Note that a lot more can be done with color matrices. Including inverting, etc...
public class ColorFilterGenerator
{
/**
* Creates a HUE ajustment ColorFilter
* @see http://groups.google.com/group/android-developers/browse_thread/thread/9e215c83c3819953
* @see http://gskinner.com/blog/archi...
What are some compelling use cases for dependent method types?
...b: M) = 0;class CI extends C{type A=Int};class CS extends C{type A=String} etc.
– nafg
Oct 7 '13 at 23:26
...
Nearest neighbors in high-dimensional data?
...a set of test instances (to calculate predicted values) for n=1, n=2, n=3, etc. and plot the error as a function of n. If you just want a plausible value for n to get started, again, just use n = 3.
The second component is how to weight the contribution of each of the neighbors (assuming n > 1)....
What is pseudopolynomial time? How does it differ from polynomial time?
...gorithm.
When working with algorithms that process graphs, lists, trees, etc., this definition more or less agrees with the conventional definition. For example, suppose you have a sorting algorithm that sorts arrays of 32-bit integers. If you use something like selection sort to do this, the runt...
How to color System.out.println output? [duplicate]
...er multi-sequence escape sequences (such as Home, End, Page Up, Page Down, etc), then curses becomes all the more important.
Example with Tput
tput is a command line utility for manipulating cursor and text
tput comes with the curses package. If you want to use cross-terminal (ish) applications i...
Is non-blocking I/O really faster than multi-threaded blocking I/O? How?
...rrent connections if the scarce resource is a connection-limited database, etc.).
Another way to put it is: allowing the operating system to interleave the usage of a single resource for two tasks cannot be faster than merely letting one task use the resource while the other waits, then letting the...
What's the best way of scraping data from a website? [closed]
...settle for "not too bad". I agree, it's doable in PHP (and FORTRAN, C, VB, etc.) but unless your problem is really really simple then it would be a much better idea to use the right tools for the job. And again, unless you have an incredibly simple problem to solve ... what does it matter that reg...