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What do the plus and minus signs mean in Objective-C next to a method?
... The difference between static and a class method: Define the method +foo in MYBaseClass and its subclass MYSubClass. NSArray* classes = @[ [MYBaseClass class], [MYSubClass class] ]; [classes makeObjectsPerformSelector: @selector(foo)]; Wouldn't work with a static method. That said, I would'a p...
What's the difference between Invoke() and BeginInvoke()
... a short, working example to see an effect of their difference
new Thread(foo).Start();
private void foo()
{
this.Dispatcher.BeginInvoke(DispatcherPriority.Normal,
(ThreadStart)delegate()
{
myTextBox.Text = "bing";
Thread.Sleep(TimeSpan.FromSeconds(3));
});
MessageB...
In WPF, what are the differences between the x:Name and Name attributes?
...and most people leave it but you can change it to whatever you like
xmlns:foo="http://schemas.microsoft.com/winfx/2006/xaml"
so your reference would be foo:name
Define and Use Namespaces in WPF
OK lets look at this a different way. Say you drag and drop an button onto your Xaml page. You can ...
Benefits of inline functions in C++?
...L/shared library to a client, who compiles against it. The inline function foo, using member variable X and doing work Y will get inlined in the client's code. Let's say to need to deliver an updated version of your DLL where you changed the member variable to Z, and add a work YY in addition to wor...
Django Setup Default Logging
...owdhury With the above configuration if you do logger = logging.getLogger('foo'); logger.warn('bar'); then the default handler will catch that logging and something like <time> WARN: foo: bar will end up in logs/mylog.log
– Chris W.
Jun 13 '12 at 17:57
...
Python: Tuples/dictionaries as keys, select, sort
...t really use dicts as keys, but you can create a simplest class like class Foo(object): pass and add any attributes to it on the fly:
k = Foo()
k.color = 'blue'
These instances can serve as dict keys, but beware their mutability!
...
What is the best way to create constants in Objective-C
...'s in an application and not a framework. If you do static NSString *const foo = @"foo";, then your header determines what the string is, and it must be the same everywhere—if you ever change the string and different parties use different versions of the header with a different string, then the st...
How to use jQuery in chrome extension?
...t defined my added this to my work.js file for testing. $("body").html("Foo!");
– Ishan
Jan 24 '14 at 6:47
...
How can I selectively merge or pick changes from another branch in Git?
...his stages the files in the index automatically, so you if you checked out foo.c do git reset HEAD foo.c to unstage that file and you can then diff it. I found this out after trying it and coming back here to look for an answer to this
– michiakig
Feb 15 '11 at...
Emulating a do-while loop in Bash
... with a read loop, too, skipping the first read:
do=true
while $do || read foo; do
do=false
# your code ...
echo $foo
done
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