大约有 9,000 项符合查询结果(耗时:0.0219秒) [XML]

https://stackoverflow.com/ques... 

Outputting data from unit test in python

If I'm writing unit tests in python (using the unittest module), is it possible to output data from a failed test, so I can examine it to help deduce what caused the error? I am aware of the ability to create a customized message, which can carry some information, but sometimes you might deal with m...
https://stackoverflow.com/ques... 

Create a tag in a GitHub repository

I have a repository in GitHub and I need to tag it. I tagged in a shell, but on GitHub , it is not showing up. 7 Answ...
https://stackoverflow.com/ques... 

In C#, how to check if a TCP port is available?

In C# to use a TcpClient or generally to connect to a socket how can I first check if a certain port is free on my machine? ...
https://stackoverflow.com/ques... 

Matching a space in regex

I need to match a space character in a PHP regular expression. Anyone got any ideas? 9 Answers ...
https://stackoverflow.com/ques... 

How do I check if the Java JDK is installed on Mac?

How do you check if Java SDK is installed on a Mac? 8 Answers 8 ...
https://stackoverflow.com/ques... 

How do I programmatically determine if there are uncommitted changes?

In a Makefile, I'd like to perform certain actions if there are uncommitted changes (either in the working tree or the index). What's the cleanest and most efficient way to do that? A command that exits with a return value of zero in one case and non-zero in the other would suit my purposes. ...
https://stackoverflow.com/ques... 

Generate JSON string from NSDictionary in iOS

I have a dictionary I need to generate a JSON string by using dictionary . Is it possible to convert it? Can you guys please help on this? ...
https://stackoverflow.com/ques... 

C++ compiling on Windows and Linux: ifdef switch [duplicate]

I want to run some c++ code on Linux and Windows. There are some pieces of code that I want to include only for one operating system and not the other. Is there a standard #ifdef that once can use? ...
https://stackoverflow.com/ques... 

Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes

I've searched around for many hours on end looking to a solution to my seemingly easy-to-fix problem. It's not that my search turned up nothing, it's that my search turned up so many different solutions -none of which have worked. ...
https://stackoverflow.com/ques... 

Hide the cursor of an UITextField

I am using a UITextField with a UIPickerView for its inputView , so that when the user taps the text field, a picker is summoned for them to select an option from. ...