大约有 40,800 项符合查询结果（耗时：0.0500秒） [XML]
Android Center text on canvas
I'm trying to display a text using the code below.
The problem is that the text is not centered horizontally.
When I set the coordinates for drawText , it sets the bottom of the text at this position. I would like the text to be drawn so that the text is centered also horizontally.
...
What is the C# equivalent to Java's isInstance()?
I know of is and as for instanceof , but what about the reflective isInstance() method?
5 Answers
...
Browser detection in JavaScript? [duplicate]
...lice(1, 1, tem[1]);
return M.join(' ');
})();
As the name implies, this will tell you the name and version number supplied by the browser.
It is handy for sorting test and error results, when you are testing new code on multiple browsers.
...
How to work with complex numbers in C?
How can I work with complex numbers in C? I see there is a complex.h header file, but it doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase?
...
What is the best way to find the users home directory in Java?
The difficulty is that it should be cross platform. Windows 2000, XP, Vista, OSX, Linux, other unix variants. I am looking for a snippet of code that can accomplish this for all platforms, and a way to detect the platform.
...
Can I call a base class's virtual function if I'm overriding it?
Say I have classes Foo and Bar set up like this:
7 Answers
7
...
How do you remove an invalid remote branch reference from Git?
... are removed.
So it might be you hand-edited your config file and this did not occur, or you have privilege problems.
Maybe run that again and see what happens.
Advice Context
If you take a look in the revision logs, you'll note I suggested more "correct" techniques, which for whatever ...
What is the documents directory (NSDocumentDirectory)?
Can someone explain to me what the documents directory is on an iOS app and when to use it?
9 Answers
...
Rails server says port already used, how to kill that process?
...
Assuming you're looking to kill whatever is on port 3000 (which is what webrick normally uses), type this in your terminal to find out the PID of the process:
$ lsof -wni tcp:3000
Then, use the number in the PID column to kill the process:
$ kill -9 PID
...
Where do I find some good examples for DDD? [closed]
I'm learning about Domain Driven Design, however there are some practical issues that are confusing to me that I think seeing some good samples might clear up.
...