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How do I get hour and minutes from NSDate?
...rmat:@"<your date format goes here"];
NSDate *date = [dateFormatter dateFromString:string1];
NSCalendar *calendar = [NSCalendar currentCalendar];
NSDateComponents *components = [calendar components:(NSCalendarUnitHour | NSCalendarUnitMinute) fromDate:date];
NSInteger hour = [components hour];
NSI...
Python xml ElementTree from a string source?
The ElementTree.parse reads from a file, how can I use this if I already have the XML data in a string?
4 Answers
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new keyword in method signature
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New keyword reference from MSDN:
MSDN Reference
Here is an example I found on the net from a Microsoft MVP that made good sense:
Link to Original
public class A
{
public virtual void One();
public void Two();
}
public class B : A
{
pu...
How to un-submodule a Git submodule?
...Could you please explain which part of the above commands causes the files from the submodule to end up in the subdirectory? Is it that you when you do the merge git brings in the file in the top level directory (with its history) but when you do the git add submodule_path it implicity does a git mv...
getting the screen density programmatically in android?
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You can get info on the display from the DisplayMetrics struct:
DisplayMetrics metrics = getResources().getDisplayMetrics();
Though Android doesn't use a direct pixel mapping, it uses a handful of quantized Density Independent Pixel values then scales to...
“Add as Link” for folders in Visual Studio projects
... changed to some link folder name: for example to link source folder from wp7 project 'MyMainProject' in another project in this solution: <ItemGroup> <Compile Include="..\..\MyMainProject\MyMainProject\engine*.*"> <Link>engine\%(FileName)</Link> <...
Getting activity from context in android
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From your Activity, just pass in this as the Context for your layout:
ProfileView pv = new ProfileView(this, null, temp, tempPd);
Afterwards you will have a Context in the layout, but you will know it is actually your Acti...
How to remove element from array in forEach loop?
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Something to note in all of the above is that, if you were stripping NaN from the array then comparing with equals is not going to work because in Javascript NaN === NaN is false. But we are going to ignore that in the solutions as it it yet another unspecified edge case.
So there we have it, a mo...
What is a “context bound” in Scala?
...ter of type Bound[T].
Consider the method tabulate which forms an array from the results of applying
a given function f on a range of numbers from 0 until a given length. Up to Scala 2.7, tabulate could be
written as follows:
def tabulate[T](len: Int, f: Int => T) = {
val xs = new Array[T...
Can C++ code be valid in both C++03 and C++11 but do different things?
... right-shift in C++03. This is more likely to break existing code though: (from http://gustedt.wordpress.com/2013/12/15/a-disimprovement-observed-from-the-outside-right-angle-brackets/)
template< unsigned len > unsigned int fun(unsigned int x);
typedef unsigned int (*fun_t)(unsigned int);
temp...