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How do you overcome the svn 'out of date' error?
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I changed the svn:ignore property of a folder, and started getting the out of date error. But as you said, just updating it worked.
– Sushant
Oct 21 '09 at 6:49
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Checking if an Android application is running in the background
... completely reliable:
The right solution (credits go to Dan, CommonsWare and NeTeInStEiN)
Track visibility of your application by yourself using Activity.onPause, Activity.onResume methods. Store "visibility" status in some other class. Good choices are your own implementation of the Application o...
Understanding the main method of python [duplicate]
...ed" % __file__)
Using this convention one can have a file define classes and functions for use in other programs, and also include code to evaluate only when the file is called as a standalone script.
It's important to understand that all of the code above the if __name__ line is being executed, ...
Get size of folder or file
...using the listFiles() method of a file object that represents a directory) and accumulate the directory size for yourself:
public static long folderSize(File directory) {
long length = 0;
for (File file : directory.listFiles()) {
if (file.isFile())
length += file.length(...
Convert List to List
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The way to make this work is to iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<C>().Cast<A>().ToList()...
What is a difference between
What is the difference between <? super E> and <? extends E> ?
9 Answers
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git add only modified changes and ignore untracked files
I ran "git status" and listed below are some files that were modified/or under the heading "changes not staged for commit".
It also listed some untracked files that I want to ignore (I have a ".gitignore" file in these directories).
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What is the difference between onPause() and onStop() of Android Activites?
From android doc here http://developer.android.com/reference/android/app/Activity.html ,
it said 'Activity comes into foreground' will call onPause() , and 'Activity is no longer visible' will call onStop() .
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What should I name a table that maps two tables together? [closed]
...There are only two hard things in
Computer Science: cache invalidation
and naming things-- Phil Karlton
Coming up with a good name for a table that represents a many-to-many relationship makes the relationship easier to read and understand. Sometimes finding a great name is not trivial but usu...
Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4
...s no such thing as "unsigned integer overflow") means undefined behaviour. And this means anything can happen, and discussing why does it happen under the rules of C++ doesn't make sense.
C++11 draft N3337: §5.4:1
If during the evaluation of an expression, the result is not mathematically de...