大约有 15,900 项符合查询结果（耗时：0.0280秒） [XML]
How do I disable right click on my web page?
...lick given that the user can disable JavaScript: which sound nefarious and evil (hence the negative responses) - but all duplicates redirect here, even though many of the duplicates are asking for less evil purposes.
Like using the right-click button in HTML5 games, for example. This can be done wi...
How do I test if a variable is a number in Bash?
... +1 for this approach, but take care with decimals, doing this test with, by example, "1.0" or "1,0" prints "error: Not a number".
– sourcerebels
Apr 30 '09 at 14:30
17...
PHP array_filter with arguments
...e it had when the anonymous
// function was declared.
return function($test) use($number) { return $test < $number; };
}
// We created this with a ten by default. Let's test.
$lt_10 = create_lower_than();
var_dump($lt_10(9)); // True
var_dump($lt_10(10)); // False
var_dump($lt_10(11)); // F...
How to rethrow InnerException without losing stack trace in C#?
...ctManager calls SetObjectData
// voila, e is unmodified save for _remoteStackTraceString
}
This wastes a lot of cycles compared to calling InternalPreserveStackTrace via cached delegate, but has the advantage of relying only on public functionality. Here are a couple of common usage patterns ...
How to get last key in an array?
...
Although end() seems to be the easiest, it's not the fastest. The faster, and much stronger alternative is array_slice():
$lastKey = key(array_slice($array, -1, 1, true));
As the tests say, on an array with 500000 elements, it is almost 7x faster!
...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...llowed then someone could inject code akin to
NaN={valueOf:function(){ do evil }};
Infinity={valueOf:function(){ do evil }};
into a forum (or whatever) and then any json usage on that site could be compromised.
share
...
Can I use Class.newInstance() with constructor arguments?
...aredConstructor method of Class. It expects an array of classes. Here is a tested and working example:
public static JFrame createJFrame(Class c, String name, Component parentComponent)
{
try
{
JFrame frame = (JFrame)c.getDeclaredConstructor(new Class[] {String.class}).newInstance("...
How do I lowercase a string in C?
...happens if tolower() is called on a non-ascii a-z char? like '!' or '#'. i tested it on '#' and it seemed to work ok. is this generally true for all ascii chars that aren't letters a-z?
– Tony Stark
Apr 18 '10 at 10:29
...
How to tell if a JavaScript function is defined
...ttering my code than absolutely needed; therefore, this isn't my ideal for testing if something is a function.
– Jason Bunting
Sep 13 '10 at 21:10
4
...
Can I make git recognize a UTF-16 file as text?
...lution (would rather have a scrolling unified diff), BUT, it is the lesser evil given the choices and my unwillingness to find something new to install. "vimdiff", it is! (yea, vim ... and git)
– Roboprog
Oct 3 '11 at 20:55
...