大约有 28,000 项符合查询结果（耗时：0.0616秒） [XML]
- how to allow only one item selected?
... <option>George</option>
</select>
Working example:
https://jsfiddle.net/q2vo8nge/
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How to align absolutely positioned element to center?
...;
top:0;
left: 0;
right:0;
bottom: 0;
margin:auto;
}
http://jsbin.com/aXEZUgEJ/1/
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What do the different readystates in XMLHttpRequest mean, and how can I use them?
XMLHttpRequest has 5 readyState s, and I only use 1 of them (the last one, 4 ).
5 Answers
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Implementing slicing in __getitem__
...ake one parameter, which can either be a number, or a slice object.
See:
http://docs.python.org/library/functions.html#slice
http://docs.python.org/reference/datamodel.html#object.__getitem__
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Alter a MySQL column to be AUTO_INCREMENT
...T PRIMARY KEY;
You can find more information in the MySQL documentation: http://dev.mysql.com/doc/refman/5.1/en/alter-table.html for the modify column syntax and http://dev.mysql.com/doc/refman/5.1/en/create-table.html for more information about specifying columns.
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WPF Application that only has a tray icon
...F.
A colleague of mine used this freely available library to good effect:
http://www.hardcodet.net/wpf-notifyicon (blog post)
https://bitbucket.org/hardcodet/notifyicon-wpf/src (source code)
https://www.nuget.org/packages/Hardcodet.NotifyIcon.Wpf/ (NuGet package)
http://visualstudiogallery.msdn.mic...
How to maximize the browser window in Selenium WebDriver (Selenium 2) using C#?
...g issue to add this functionality to WebDriver, which can be tracked here: http://code.google.com/p/selenium/issues/detail?id=174
A workaround would be to use the JavascriptExector as follows:
public void resizeTest() {
driver.Navigate().GoToUrl("http://www.example.com/");
((IJavaScriptExecuto...
Counting Line Numbers in Eclipse [closed]
... good metrics plugin that displays number of lines of code and much more:
http://metrics.sourceforge.net/
It says it requires Eclipse 3.1, although I imagine they mean 3.1+
Here's another metrics plugin that's been tested on Ganymede:
http://eclipse-metrics.sourceforge.net
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JSF vs Facelets vs JSP [duplicate]
...th servlets, one must subclass the FaceletServlet and override the service(HttpRequest,HttpResponse) method, yes? (2) Do best practices dictate 1 FaceletServlet per web page? I can't imagine it any other way! And (3)Is the model a @ManagedBean (EJB), a JavaBean or can it be any POJO? Thanks!
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Check whether a path is valid
...
Try Uri.IsWellFormedUriString():
The string is not correctly escaped.
http://www.example.com/path???/file name
The string is an absolute Uri that represents an implicit file Uri.
c:\\directory\filename
The string is an absolute URI that is missing a slash before the path.
file://c:/director...