大约有 30,000 项符合查询结果（耗时：0.0276秒） [XML]
Circle-Rectangle collision detection (intersection)
...
@paniq: Well, both are constant-time. :-) But yes, this is more useful as a general solution, covering rectangles with any orientation, and in fact any simple polygon.
– ShreevatsaR
Jul 10 '11 at 10:31
...
How do I reattach to a detached mosh session?
...hat we're trying to protect against), mosh uses a monotonic clock to track time on the client side, which doesn't work across reboots. This will NOT work, however, if your laptop just flat out crashes it won't work because mosh sequence numbers will be out of sync with the version that was checkpoin...
What is a typedef enum in Objective-C?
......xxxxl) in several places you must tag it with a unique name. The second time you use this set you just have to use the tag. But don't forget that this tag does not replace the enum word but just the set of enumerators. Then take care to use enum as usual. Like this:
// Here the first use of my e...
What's the best way to get the last element of an array without deleting it?
...ing(E_ALL); <<option code>> error_reporting(0); $before=microtime(TRUE); for($i=0;$i<100;$i++){echo ".";for($j=0;$j<100;$j++){ <<option code>> }}; $after=microtime(TRUE); echo "\n"; var_dump($x); echo round(($after-$before)/(100*100)*1000*1000*1000);
For each run ...
How do I update the GUI from another thread?
...ill fail to compile
Not only is the property name now checked at compile time, the property's type is as well, so it's impossible to (for example) assign a string value to a boolean property, and hence cause a runtime exception.
Unfortunately this doesn't stop anyone from doing stupid things such...
Does Java casting introduce overhead? Why?
...ther? Or the compiler just resolves everything and there is no cost at run time?
5 Answers
...
jQuery .live() vs .on() method for adding a click event after loading dynamic html
...n() {});
The event handler will be attached to the #parent object and anytime a click event bubbles up to it that originated on #child, it will fire your click handler. This is called delegated event handling (the event handling is delegated to a parent object).
It's done this way because you ca...
How to disable / enable dialog negative positive buttons?
...lse);
// OR you can use here setOnShowListener to disable button at first time.
// Now set the textchange listener for edittext
input.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
}
@...
Print commit message of a given commit in git
...
%B was added sometime after 1.7.1 (probably in 1.7.1.1).
– mipadi
Jul 28 '10 at 21:03
1
...
Python speed testing - Time Difference - milliseconds
What is the proper way to compare 2 times in Python in order to speed test a section of code? I tried reading the API docs. I'm not sure I understand the timedelta thing.
...