大约有 15,400 项符合查询结果（耗时：0.0260秒） [XML]
How to get response status code from jQuery.ajax?
...e, all I am trying to do is to get the HTTP response code from a jQuery.ajax call. Then, if the code is 301 (Moved Permanently), display the 'Location' response header:
...
How to generate unique ID with node.js
...happen with your code, is that base.getID query will get queued up by for execution, but the while loop will continusouly run as a busy loop pointlessly.
You should be able to solve your issue with a callback as follows:
function generate(count, k) {
var _sym = 'abcdefghijklmnopqrstuvwxyz12345...
Converting pixels to dp
I have created my application with the height and width given in pixels for a Pantech device whose resolution is 480x800 .
...
Is there a way to navigate to real implementation of method behind an interface?
...a method call, you go to the implementation of that method inside a class except if you access this method through an interface: in that case you go to the interface method not to the actual implementation.
...
Installing SetupTools on 64-bit Windows
...
Apparently (having faced related 64- and 32-bit issues on OS X) there is a bug in the Windows installer. I stumbled across this workaround, which might help - basically, you create your own registry value HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Python\PythonCore\2.6\InstallPath and cop...
Setting CSS pseudo-class rules from JavaScript
...(as there is no selector).
You can do it by altering the stylesheet, for example by adding the rule:
#elid:hover { background: red; }
assuming each element you want to affect has a unique ID to allow it to be selected.
In theory the document you want is http://www.w3.org/TR/DOM-Level-2-Style/Ov...
Getting the max value of an enum
How do you get the max value of an enum?
11 Answers
11
...
View/edit ID3 data for MP3 files
...ess. It's fast and easy to use and accounts for just about every tag that exists in ID3 versions 1 and 2 (you can use both at once or just one or the other). It does way more than I needed. It also had a very comprehensive help file. I will recommend this to everyone.
– 1934286...
What happens if you don't commit a transaction to a database (say, SQL Server)?
...ransaction be written to log at very least before issuing the commit? For example, say I want to start a transaction run an insert command and "do something else" before I execute commit. will my insert command be written to log? that way if the server crashes before executing commit..it can come ba...
How do I change the text of a span element using JavaScript?
...
For modern browsers you should use:
document.getElementById("myspan").textContent="newtext";
While older browsers may not know textContent, it is not recommended to use innerHTML as it introduces an XSS vulnerability when the new text is user input (see other answers below for a more detailed d...