大约有 11,500 项符合查询结果(耗时:0.0231秒) [XML]

https://stackoverflow.com/ques... 

Java String to SHA1

... UPDATE You can use Apache Commons Codec (version 1.7+) to do this job for you. DigestUtils.sha1Hex(stringToConvertToSHexRepresentation) Thanks to @Jon Onstott for this suggestion. Old Answer Convert your Byte Array to Hex String. Real's How To tells you how. return byteArrayToHexString(...
https://stackoverflow.com/ques... 

jQuery duplicate DIV into another DIV

...me jquery help copying a DIV into another DIV and hoping that this is possible. I have the following HTML: 5 Answers ...
https://stackoverflow.com/ques... 

When to use margin vs padding in CSS [closed]

When writing CSS, is there a particular rule or guideline that should be used in deciding when to use margin and when to use padding ? ...
https://stackoverflow.com/ques... 

Is there a 'foreach' function in Python 3?

...it in javascript, I always think if there's an foreach function it would be convenience. By foreach I mean the function which is described below: ...
https://stackoverflow.com/ques... 

How does collections.defaultdict work?

I've read the examples in python docs, but still can't figure out what this method means. Can somebody help? Here are two examples from the python docs ...
https://stackoverflow.com/ques... 

Undo a merge by pull request?

Someone accepted a pull request which they shouldn't have. Now we have a bunch of broken code merged in. How do you undo a pull request? I was just going to revert the changes to the commit just before the merge, but I noticed that it merged in a bunch of commits. So now there are all these commits ...
https://stackoverflow.com/ques... 

Hidden features of Scala

What are the hidden features of Scala that every Scala developer should be aware of? 28 Answers ...
https://stackoverflow.com/ques... 

When to use dynamic vs. static libraries

When creating a class library in C++, you can choose between dynamic ( .dll , .so ) and static ( .lib , .a ) libraries. What is the difference between them and when is it appropriate to use which? ...
https://stackoverflow.com/ques... 

How do I get the first element from an IEnumerable in .net?

I often want to grab the first element of an IEnumerable<T> in .net, and I haven't found a nice way to do it. The best I've come up with is: ...
https://stackoverflow.com/ques... 

Print array to a file

..._r to return the output instead of printing it. Example from PHP manual $b = array ( 'm' => 'monkey', 'foo' => 'bar', 'x' => array ('x', 'y', 'z')); $results = print_r($b, true); // $results now contains output from print_r You can then save $results with file_put_content...