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how to listen to N channels? (dynamic select statement)
...o a shared "aggregate" channel. For example:
agg := make(chan string)
for _, ch := range chans {
go func(c chan string) {
for msg := range c {
agg <- msg
}
}(ch)
}
select {
case msg <- agg:
fmt.Println("received ", msg)
}
If you need to know which channel the message ...
What are some popular naming conventions for Unit Tests? [closed]
1) MethodName_StateUnderTest_ExpectedBehavior
7 Answers
7
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How to sort a collection by date in MongoDB?
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db.getCollection('').find({}).sort({_id:-1})
This will sort your collection in descending order based on the date of insertion
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How do I load an org.w3c.dom.Document from XML in a string?
...wesome! Saved our lives on JDK8 with following setup file.encoding=ISO-8859_1 , javax.servlet.request.encoding=UTF-8 PS the answer labeled as correct didnt work for us
– kosta5
Apr 12 '17 at 12:08
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Cannot highlight all occurrences of a selected word in Eclipse
... answered Jan 9 '17 at 6:32
tk_tk_
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Is it .yaml or .yml?
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Wikipedia's Category:Filename_extensions page lists entries for .a, .o and .z. Somehow, it missed .c and .h. These single-letter extensions help us see that extensions should be as long as necessary, but no longer (to half-quote A. Einstein).
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How to calculate dp from pixels in android programmatically [duplicate]
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float ht_px = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, ht, getResources().getDisplayMetrics());
float wt_px = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, wt, getResources().getDisplayMetrics());
...
Prevent the keyboard from displaying on activity start
...wing may work
getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN);
I've used it for this sort of thing before.
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C++ unordered_map using a custom class type as the key
I am trying to use a custom class as key for an unordered_map , like the following:
3 Answers
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Get the current displaying UIViewController on the screen in AppDelegate.m
...ViewController)
}
public static func getVisibleViewControllerFrom(_ vc: UIViewController?) -> UIViewController? {
if let nc = vc as? UINavigationController {
return UIWindow.getVisibleViewControllerFrom(nc.visibleViewController)
} else if let tc = vc as? UITab...