大约有 3,000 项符合查询结果（耗时：0.0248秒） [XML]
When do items in HTML5 local storage expire?
...eStorage: removes a key from localStorage and its sibling expiracy key
params:
key <string> : localStorage key to remove
returns:
<boolean> : telling if operation succeeded
*/
function removeStorage(name) {
try {
localStorage.removeItem(name);
...
How can I shuffle an array? [duplicate]
...the Fisher–Yates shuffle algorithm:
/**
* Shuffles array in place.
* @param {Array} a items An array containing the items.
*/
function shuffle(a) {
var j, x, i;
for (i = a.length - 1; i > 0; i--) {
j = Math.floor(Math.random() * (i + 1));
x = a[i];
a[i] = a[j...
How do I adjust the anchor point of a CALayer, when Auto Layout is being used?
...*
Set the anchorPoint of view without changing is perceived position.
@param view view whose anchorPoint we will mutate
@param anchorPoint new anchorPoint of the view in unit coords (e.g., {0.5,1.0})
@param xConstraint an NSLayoutConstraint whose constant property adjust's view x.center
@para...
How can I use PowerShell with the Visual Studio Command Prompt?
... changes
it makes.
.DESCRIPTION
Invoke the specified batch file (and parameters), but also propagate any
environment variable changes back to the PowerShell environment that
called it.
.PARAMETER Path
Path to a .bat or .cmd file.
.PARAMETER Parameters
Parameters to pass to the ...
Microsoft Excel mangles Diacritics in .csv files?
... Excel to user:
/**
* Export an array as downladable Excel CSV
* @param array $header
* @param array $data
* @param string $filename
*/
function toCSV($header, $data, $filename) {
$sep = "\t";
$eol = "\n";
$csv = count($header) ? '"'. implode('"'.$sep.'"', $h...
Overloaded method selection based on the parameter's real type
... method selection to take
in consideration the real (not the
declared) parameter type. Am I missing
something?
Yes. Your expectation is wrong. In Java, dynamic method dispatch happens only for the object the method is called on, not for the parameter types of overloaded methods.
Citing the ...
Maintain the aspect ratio of a div with CSS
... site.
Say you have an embedded video like this:
<object>
<param ... /><param ... />...
<embed src="..." ...</embed>
</object>
You could then place this all inside a div with a "video" class. This video class will probably be the fluid element in your ...
Android TextView with Clickable Links: how to capture clicks?
...wers), I managed to 1) capture clicks and 2) launch another Activity, with parameters, depending on which link was clicked.
– Jonik
Nov 16 '13 at 21:55
...
How to empty/destroy a session in rails?
...
This can be used when you want to retain other parameters but delete one particular key value pair.
– Lavixu
Jan 17 '14 at 5:59
2
...
What is better: @SuppressLint or @TargetApi?
... Lint error.
The difference is that with @TargetApi, you declare, via the parameter, what API level you have addressed in your code, so that the error can pop up again if you later modify the method to try referencing something newer than the API level cited in @TargetApi.
For example, suppose tha...