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Remove empty strings from a list of strings
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If you do this to a list of numbers, note that zeroes will also be removed (note: I only used the first 3 methods), so you'll need an alternate method.
– SnoringFrog
Apr 22 '14 at 6:29
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Camera orientation issue in Android
...n application that uses camera to take pictures. Here is my source code to do this:
15 Answers
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Best Practice: Initialize JUnit class fields in setUp() or at declaration?
...meone writing a class and making sure it works right.
You should probably do the same when testing your own classes: create your object in setUp or in a test method, so that you'll be able to get reasonable output if you break it later.
On the other hand, if you use a Java collection class (or oth...
How do I copy an entire directory of files into an existing directory using Python?
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Note that it's not entirely consistent with the standard copytree:
it doesn't honor symlinks and ignore parameters for the root directory of the src tree;
it doesn't raise shutil.Error for errors at the root level of src;
in case of errors during copying of a subtree, it will raise shutil.Error...
Why declare a struct that only contains an array in C?
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Beware of doing this with arrays, more than say 16 or 32 bytes, for functions that don't inline: it's more efficient to pass them by const-reference, unless the callee already needs a tmp copy it can destroy. If the call / return don'...
How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
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Valgrind for Linux (and OS X). If you use windose - deleaker - best of all!
– John Smith
Dec 12 '11 at 18:12
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Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
...ult
Output: 2949.0000 2949.8525
To some of the people who said that you don't divide money by money:
Here is one of my queries to calculate correlations, and changing that to money gives wrong results.
select t1.index_id,t2.index_id,(avg(t1.monret*t2.monret)
-(avg(t1.monret) * avg(t2.monret...
Detect rotation of Android phone in the browser with JavaScript
...entation by listening for the onorientationchange event and querying window.orientation for the angle.
12 Answers
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RESTful on Play! framework
...tion.updateUser
DELETE /user/{id} Application.deleteUser
You don't specify any content type here. Doing so is IMHO only necessary when you want to have "special" URIs for certain resources. Like declaring a route to /users/feed/ to always return in Atom/RSS.
The Application controller...
How to call asynchronous method from synchronous method in C#?
...t I want to call from synchronous method. So far all I have seen from MSDN documentation is calling async methods via async methods, but my whole program is not built with async methods.
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