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Conveniently map between enum and int / String
...t(byte num) {
return map.get(num);
}
}
This solution is nice and doesn't require 'fiddling with reflection' because it's based on the fact that all enum types implicitly inherit the Enum interface.
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View's getWidth() and getHeight() returns 0
I am creating all of the elements in my android project dynamically. I am trying to get the width and height of a button so that I can rotate that button around. I am just trying to learn how to work with the android language. However, it returns 0.
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How to convert an address into a Google Maps Link (NOT MAP)
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How can I create with Latitude and Longitude?
– nadeem gc
Jul 6 '13 at 16:56
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scoped_ptr 与 auto_ptr 与 shared_ptr 区别总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
scoped_ptr 与 auto_ptr 与 shared_ptr 区别总结1.auto_ptr 被复制后，将失去原来所致资源的所有权；2.scoped_ptr永远不能被复制或被赋值！scoped_ptr拥有它所指向的资源的所有权，并永远不会放弃这个所有权；3.shared_ptr 是可以共享所有权的...
“Invalid signature file” when attempting to run a .jar
My java program is packaged in a jar file and makes use of an external jar library, bouncy castle . My code compiles fine, but running the jar leads to the following error:
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How can I see what has changed in a file before committing to git?
...ere are three useful ways to use git diff:
Show differences between index and working tree; that is, changes you haven't staged to commit:
git diff [filename]
Show differences between current commit and index; that is, what you're about to commit (--staged does exactly the same thing, use what y...
Copy the entire contents of a directory in C#
...cause unwanted consequences. Just a warning to people that like doing copy and paste over the net. The code posted by @jaysponsored is safer because it doesn't use string.Replace but I'm sure it also has its corner cases.
– Alex
Dec 3 '11 at 18:58
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In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?
...p (for example in a header:
## heading<a name="headin"></a>
and link to it using the markdown linkage:
[This is the link text](#headin)
or
[some text](#sometext)
Don't use <div> -- this will mess up the layout for many renderers.
(I have changed id= to name= above. See th...
looping through an NSMutableDictionary
...
A standard way would look like this
for(id key in myDict) {
id value = [myDict objectForKey:key];
[value doStuff];
}
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Regular vs Context Free Grammars
I'm studying for my computing languages test, and there's one idea I'm having problems wrapping my head around.
8 Answe...