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Display clearColor UIViewController over UIViewController
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In order to work this for me I added modalViewController.view.backgroundColor = UIColor.clearColor() thanks for the solution
– Pramod
May 4 '15 at 12:03
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How to set an “Accept:” header on Spring RestTemplate request?
...te#postForObject Javadoc.
The request parameter can be a HttpEntity in order to add additional
HTTP headers to the request.
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How do I compare two hashes?
...g the output of .to_a will fail when equal hashes have keys in a different order: {a:1, b:2} == {b:2, a:1} => true, {a:1, b:2}.to_a == {b:2, a:1}.to_a => false
– aidan
Jan 27 '17 at 5:53
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unix domain socket VS named pipes?
...ence is that named pipes are one-way, so you'll need to use two of them in order to do two-way communication. Sockets of course are two way. It seems slightly more complicated to use two variables instead of one (that is, two pipes instead of one socket).
Also, the wikipedia article is pretty clear...
'UserControl' constructor with parameters in C#
...s Designer forces you to provide a parameterless constuctor on controls in order to work properly. Actually, it only requires a parameterless constructor in order to instantiate controls, but not to design them (the designer will actually parse the InitializeComponent method while designing a contro...
How to compare two NSDates: Which is more recent?
...son will tell which is earlier/later/same:
if ([date1 compare:date2] == NSOrderedDescending) {
NSLog(@"date1 is later than date2");
} else if ([date1 compare:date2] == NSOrderedAscending) {
NSLog(@"date1 is earlier than date2");
} else {
NSLog(@"dates are the same");
}
Please refer to...
What is a typedef enum in Objective-C?
... type 'enum tagname'
tagname x; // ERROR in C/Objective-C, OK in C++
In order to avoid having to use the enum keyword everywhere, a typedef can be created:
enum tagname { ... };
typedef enum tagname tagname; // declare 'tagname' as a typedef for 'enum tagname'
This can be simplified into one ...
Managing constructors with many parameters in Java
...t/optional arguments without needing to keep track of any kind of argument order, since any order of those calls will work equally well.
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Do I need elements in persistence.xml?
...e Java EE 5 tutorial:
<persistence>
<persistence-unit name="OrderManagement">
<description>This unit manages orders and customers.
It does not rely on any vendor-specific features and can
therefore be deployed to any persistence provider.
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Should I use Java's String.format() if performance is important?
... Another poorly implemented micro-benchmark. How do both methods scale by orders of magnitude. How about using, 100, 1000, 10000, 1000000, operations. If you only run one test, on one order of magnitude, on a application that isn't running on an isolated core; there's no way to tell how much of the...