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Why does Math.round(0.49999999999999994) return 1?
...Java 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(double d) {
System.out.printf("%016x\n", Double.doubleToLongBits(d));
}
public static void main(String args[]) {
double a = 0.5;
double b = 0...
Running a specific test case in Django when your app has a tests directory
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4
Attention people like me who blindly paste from Stackoverflow: This will error without the mentioned plugin, use the syntax described in the...
How do I remove the old history from a git repository?
...k at git log and see that the unwanted old commits have gone away:
$ echo 4a46bc886318679d8b15e05aea40b83ff6c3bd47 > .git/info/grafts
$ git log --decorate | tail --lines=11
commit cb3da2d4d8c3378919844b29e815bfd5fdc0210c
Author: Your Name <your.email@example.com>
Date: Fri May 24 14:04:1...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...finalize , and PlainSocketImpl.finalize . 90+% of them happen on Android 4.3. We're getting reports of this from Crittercism from users out in the field.
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What are the options for storing hierarchical data in a relational database? [closed]
...783 (70 times slower instead of just 10)
Duration for 100,000 Nodes = 00:49:59:730 (3,446 times slower instead of just 100)
Duration for 1,000,000 Nodes = 'Didn't even try this'
And here's the duration for the new method (with the push stack method in parenthesis).
Duration for 1,000 Nodes...
Android preferences onclick event
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edited Oct 30 '17 at 18:42
Irwin Nawrocki
9866 bronze badges
answered Mar 16 '11 at 19:31
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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
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466
First of all you should know which statements are affected by the automatic semicolon insertio...
What is a “first chance exception”?
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edited Apr 29 '13 at 4:39
einpoklum
76.5k3535 gold badges190190 silver badges394394 bronze badges
a...
Using str_replace so that it only acts on the first match?
...it).
Though, see zombat's answer for a more efficient method (roughly, 3-4x faster).
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How is Racket different from Scheme?
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answered Jul 29 '10 at 0:34
ZorfZorf
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