大约有 41,731 项符合查询结果(耗时:0.0398秒) [XML]

https://stackoverflow.com/ques... 

Most efficient way to remove special characters from string

I want to remove all special characters from a string. Allowed characters are A-Z (uppercase or lowercase), numbers (0-9), underscore (_), or the dot sign (.). ...
https://stackoverflow.com/ques... 

Best way to generate random file names in Python

In Python, what is a good, or the best way to generate some random text to prepend to a file(name) that I'm saving to a server, just to make sure it does not overwrite. Thank you! ...
https://stackoverflow.com/ques... 

Access event to call preventdefault from custom function originating from onclick attribute of tag

I have links like this: 11 Answers 11 ...
https://stackoverflow.com/ques... 

Invoke a callback at the end of a transition

I need to make a FadeOut method (similar to jQuery) using D3.js . What I need to do is to set the opacity to 0 using transition() . ...
https://stackoverflow.com/ques... 

How to listen for a WebView finishing loading a URL?

I have a WebView that is loading a page from the Internet. I want to show a ProgressBar until the loading is complete. ...
https://stackoverflow.com/ques... 

Inheriting from a template class in c++

Let's say we have a template class Area , which has a member variable T area , a T getArea() and a void setArea(T) member functions. ...
https://stackoverflow.com/ques... 

How to change a django QueryDict to Python Dict?

Let's pretend I have the following QueryDict: 13 Answers 13 ...
https://stackoverflow.com/ques... 

How can I make a .NET Windows Forms application that only runs in the System Tray?

What do I need to do to make a Windows Forms application run in the System Tray? 9 Answers ...
https://stackoverflow.com/ques... 

Best way to stress test a website [duplicate]

This may be the wrong question to ask but, what's the best way to replicate a large load on an asp.net web application? Is there an easy way to simulate many requests on particular pages? Or is the best thing to use a profiler to track a single request and then work out from that if the performance ...
https://stackoverflow.com/ques... 

Best way to give a variable a default value (simulate Perl ||, ||= )

I love doing this sort of thing in Perl: $foo = $bar || $baz to assign $baz to $foo if $bar is empty or undefined. You also have $foo ||= $bletch which will only assign $bletch to $foo if $foo is not defined or empty. ...