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Difference between ref and out parameters in .NET [duplicate]
...s the difference between ref and out parameters in .NET? What are the situations where one can be more useful than the other? What would be a code snippet where one can be used and another can't?
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Moving Files into a Real Folder in Xcode
When I started my project I was happy to use Groups in Xcode rather than literal folders: Since I'm using the browser in Xcode to access everything, stuff was nicely organized and I was happy.
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LINQ equivalent of foreach for IEnumerable
...orEach extension for IEnumerable; only for List<T>. So you could do
items.ToList().ForEach(i => i.DoStuff());
Alternatively, write your own ForEach extension method:
public static void ForEach<T>(this IEnumerable<T> enumeration, Action<T> action)
{
foreach(T item i...
Should unit tests be written for getter and setters?
Are we supposed to write tests for our getters and setters or is it overkill?
13 Answers
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Global variables in AngularJS
I have a problem where i'm initialising a variable on the scope in a controller. Then it gets changed in another controller when a user logs in. This variable is used to control things such as the navigation bar and restricts access to parts of the site depending on the type of user, so its importan...
Connect different Windows User in SQL Server Management Studio (2005 or later)
.../netonly /user:domain\username program.exe
When you use the "/netonly" switch, you can log in using remote credentials on a domain that you're not currently a member of, even if there's no trust set up. It just tells runas that the credentials will be used for accessing remote resources - the appl...
JavaScript equivalent of jQuery's extend method
I have a function that takes a config object as an argument. Within the function, I also have default object. Each of those objects contains properties that essentially work as settings for the rest of the code within the function. In order to prevent having to specify all of the settings wit...
Setting default values for columns in JPA
Is it possible to set a default value for columns in JPA, and if, how is it done using annotations?
18 Answers
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How do I configure PyCharm to run py.test tests?
I want to start writing unit tests for my Python code, and the py.test framework sounds like a better bet than Python's bundled unittest . So I added a "tests" directory to my project, and added test_sample.py to it. Now I want to configure PyCharm to run all the tests in my "tests" directory.
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Correct way to load a Nib for a UIView subclass
...ewClassNib" owner:self options:nil] objectAtIndex:0]
I'm using this to initialise the reusable custom views I have.
Note that you can use "firstObject" at the end there, it's a little cleaner. "firstObject" is a handy method for NSArray and NSMutableArray.
Here's a typical example, of loading ...