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Android emulator shows nothing except black screen and adb devices shows “device offline”
...s that when I try to launch an emulator by issuing the command emulator @A2 , an emulator comes up on the screen. But even after waiting for as long as 2-3 hrs, all it shows is a black screen. Not even the android home screen or the android logo. Just a black screen. And while initially "adb devic...
How slow are .NET exceptions?
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207
I'm on the "not slow" side - or more precisely "not slow enough to make it worth avoiding them...
Name of this month (Date.today.month as name)
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edited Jan 23 '15 at 23:15
answered Jan 30 '11 at 17:18
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AngularJS sorting by property
...ontaining an integer), just by definition in view.
Example JSON:
{
"123": {"name": "Test B", "position": "2"},
"456": {"name": "Test A", "position": "1"}
}
Here is a fiddle which shows you the usage:
http://jsfiddle.net/4tkj8/1/
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How to check if a string is a valid date
I have a string: "31-02-2010" and want to check whether or not it is a valid date.
What is the best way to do it?
14 Answ...
How do I remove objects from a JavaScript associative array?
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Ben Aston
43.2k4949 gold badges174174 silver badges293293 bronze badges
answered Dec 6 '08 at 6:46
Dennis CDennis ...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...erialize objects smaller than BSON.
For example, a simple map {"a":1, "b":2} is serialized in 7 bytes with MessagePack, while BSON uses 19 bytes.
BSON supports in-place updating
With BSON, you can modify part of stored object without re-serializing the whole of the object. Let's suppose a map {"a"...
Returning value from Thread
...ler"){
@Override
public void run(){
value[0] = 2;
latch.countDown(); // Release await() in the test thread.
}
};
uiThread.start();
latch.await(); // Wait for countDown() in the UI thread. Or could uiThread.join();
// value[0] holds 2 at...
diff current working copy of a file with another branch's committed copy
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edited Sep 2 '16 at 0:37
Cymen
12.2k33 gold badges4444 silver badges6767 bronze badges
an...
How to assign colors to categorical variables in ggplot2 that have stable mapping?
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192
For simple situations like the exact example in the OP, I agree that Thierry's answer is the bes...