大约有 40,740 项符合查询结果(耗时:0.0507秒) [XML]

https://stackoverflow.com/ques... 

Create an array with random values

How can I create an array with 40 elements, with random values from 0 to 39 ? Like 21 Answers ...
https://stackoverflow.com/ques... 

Traversing text in Insert mode

While in Insert Mode in Vim, is there any way to traverse the text moving some characters forward and backward other than using the arrow keys? ...
https://stackoverflow.com/ques... 

When to use thread pool in C#? [closed]

I have been trying to learn multi-threaded programming in C# and I am confused about when it is best to use a thread pool vs. create my own threads. One book recommends using a thread pool for small tasks only (whatever that means), but I can't seem to find any real guidelines. What are some consid...
https://stackoverflow.com/ques... 

How do I determine whether my calculation of pi is accurate?

I was trying various methods to implement a program that gives the digits of pi sequentially. I tried the Taylor series method, but it proved to converge extremely slowly (when I compared my result with the online values after some time). Anyway, I am trying better algorithms. ...
https://stackoverflow.com/ques... 

Why is there no String.Empty in Java?

I understand that every time I type the string literal "" , the same String object is referenced in the string pool. 11 An...
https://stackoverflow.com/ques... 

Is there a difference between PhoneGap and Cordova commands?

I just installed Phonegap for the first time and just browsed through the docs. What confuses me is the fact that some docs are using the command "phonegap" and some "cordova". ...
https://stackoverflow.com/ques... 

Where should signal handlers live in a django project?

I have just started implementing signal listeners in a django project. While I understand what they are and how to use them. I am having a hard time figuring out where I should put them. The documentation from the django site has this to say: ...
https://stackoverflow.com/ques... 

Jenkins / Hudson environment variables

I am running Jenkins from user jenkins thats has $PATH set to something and when I go into Jenkins web interface, in the System Properties window ( http://$host/systemInfo ) I see a different $PATH . ...
https://stackoverflow.com/ques... 

How to check if variable is string with python 2 and 3 compatibility

I'm aware that I can use: isinstance(x, str) in python-3.x but I need to check if something is a string in python-2.x as well. Will isinstance(x, str) work as expected in python-2.x? Or will I need to check the version and use isinstance(x, basestr) ? ...
https://stackoverflow.com/ques... 

How do I use Ruby for shell scripting?

I have some simple shell scripting tasks that I want to do 13 Answers 13 ...