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Custom events in jQuery?
...tartPolling = function(){
this.StopPolling();
this.timer = setInterval(poll, interval);
};
this.StopPolling = function(){
clearInterval(this.timer);
};
this.setPollInterval= function(i) {
interval = i;
};
this.getOnlineStatus = function(){
...
What and where are the stack and heap?
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The stack is the memory set aside as scratch space for a thread of execution. When a function is called, a block is reserved on the top of the stack for local variables and some bookkeeping data. When that function returns, the block becomes unuse...
What does map(&:name) mean in Ruby?
I found this code in a RailsCast :
16 Answers
16
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What are the differences between “generic” types in C++ and Java?
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Basically in C++ templates are basically a glorified preprocessor/macro set (Note: since some people seem unable to comprehend an analogy, I'm not saying template processing is a macro). In Java they are basically syntactic sugar to minimize boilerplate casting of Objects. Here is a pretty dece...
When to use RSpec let()?
I tend to use before blocks to set instance variables. I then use those variables across my examples. I recently came upon let() . According to RSpec docs, it is used to
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Copy to clipboard in Node.js?
Is there a way you can copy to clipboard in Node.js? Any modules or ideas what so ever? I'm using Node.js on a desktop application. Hopefully that clears up why I want it to be able to achieve this.
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Select all 'tr' except the first one
How can I select all tr elements except the first tr in a table with CSS?
10 Answers
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Android accelerometer accuracy (Inertial navigation)
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I'm not sure how great your offset is, because you forgot to include units. ("Around 10 on each axis" doesn't say much. :P) That said, it's still likely due to inaccuracy in the hardware.
The accelerometer is fine for things like determining the phone's o...
How do I enable the column selection mode in Eclipse?
News wrote that Eclipse 3.5 finally supports column selection.
Unfortunately I don't know HOW to enable it. I tried pressing the ALT-key like I am used to in Visual Studio and all other Microsoft products but that had no effect.
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iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
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<UITextFieldDelegate>
- (BOOL)textFieldShouldReturn:(UITextField *)textField {
[textField resignFirstResponder];
return YES;
}
2.CGRect
CGRectFromString(<#NSString *string#>)//有字符串恢复出矩形
CGRectInset(<#CGRect rect#>, <#CGFloat dx#>, <#CGFloat ...