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Access to Modified Closure (2)
...nt -= foo;
Likewise, if you want a once-only event-handler (such as Load etc):
EventHandler bar = null; // necessary for "definite assignment"
bar = delegate {
// ... code
obj.SomeEvent -= bar;
};
obj.SomeEvent += bar;
This is now self-unsubscribing ;-p
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Case insensitive searching in Oracle
The default behaviour of LIKE and the other comparison operators, = etc is case-sensitive.
6 Answers
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How can I make a WPF combo box have the width of its widest element in XAML?
...t the default ComboBox ControlTemplates that I've come across (Aero, Luna, etc.) all nest the ItemsPresenter in a Popup. This means that the layout of these items is deferred until they are actually made visible.
An easy way to test this is to modify the default ControlTemplate to bind the MinWidt...
Difference between Static and final?
...lass, It will have different variables such as volume, treble, bass, color etc. You define all these fields while defining the Speaker class. For example, you declared the color field with a static modifier, that means you're telling the compiler that there is exactly one copy of this variable in ex...
How do I pass the this context to a function?
...call:
var f = function () { console.log(this); }
f.call(that, arg1, arg2, etc);
Where that is the object which you want this in the function to be.
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How to set environment variables in Python?
...ts to create just a persistent variable that can be used by other scripts, etc., not a permanent variable in the registry! Now, I admit I was aggressive in my comment, but you made me lost a lot of time until I find out how to remove a permanent a variable from the environment that I created just fo...
How to add semicolon after method call when inside parameter list in IntelliJ IDEA?
...ng. Try it in a few different situations, like in if statements, for loops etc, and you'll see that it'll complete the line and open some curly braces for you if necessary.
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Who is calling the Java Thread interrupt() method if I'm not?
...ys why there could be interruptions still, may be timeouts, JVM interrupts etc.
If I'm never ever interrupting other threads myself using interrupt() (say because I'm using other means to cancel my working threads, like poison pills and while (!cancelled) style loop [as both explained in JCIP]),...
Ruby on Rails console is hanging when loading
...nds:
$ bin/spring stop
I experienced hanging commands (rake, bin/rails, etc.) after deleting and recreating a new Ruby on Rails application. Google wasn't that helpful. I hope this is.
Spring will start automatically when you re-run your command.
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Is a memory leak created if a MemoryStream in .NET is not closed?
...d still try to dispose of it just on general principle - build good habits etc - but I wouldn't worry too much if it became tricky.
– Jon Skeet
Oct 24 '08 at 16:40
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