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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...
What is the difference between Numpy's array() and asarray() functions?
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125
Since other questions are being redirected to this one which ask about asanyarray or other arra...
Maven dependency for Servlet 3.0 API?
How can I tell Maven 2 to load the Servlet 3.0 API?
10 Answers
10
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What does Bump Version stand for?
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271
It means to increment the version number to a new, unique value.
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How to get a string after a specific substring?
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edited Jun 21 '17 at 16:25
Don Kirkby
37.7k1717 gold badges163163 silver badges235235 bronze badges
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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...
Java: parse int value from a char
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String element = "el5";
int x = Character.getNumericValue(element.charAt(2));
System.out.println("x=" + x);
produces:
x=5
The nice thing about getNumericValue(char) is that it also works with strings like "el٥" and "el५" where ٥ and ५ are the digits 5 in Eastern Arabic and Hindi/Sanskri...
Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
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answered May 2 '10 at 10:13
Marcelo CantosMarcelo Cantos
161k3636 gold badges304304 silver badges347347 bronze badges
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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 use glOrtho() in OpenGL?
... will not recede into the distance.
I use glOrtho every time I need to do 2D graphics in OpenGL (such as health bars, menus etc)
using the following code every time the window is resized:
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0.0f, windowWidth, windowHeight, 0.0f, 0.0f, 1.0f);
T...