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Remove duplicate entries using a Bash script [duplicate]
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answered Feb 21 '12 at 11:52
kevkev
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Find files containing a given text
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Andrew Schwartz
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answered May 27 '11 at 14:03
bear24rwbear24rw
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How can I pass a parameter to a setTimeout() callback?
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ashleedawg
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answered Jul 27 '09 at 21:15
meder omuralievme...
Round to at most 2 decimal places (only if necessary)
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Use Math.round(num * 100) / 100
Edit: to ensure things like 1.005 round correctly, we use
Math.round((num + Number.EPSILON) * 100) / 100
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How to sort in mongoose?
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edited Nov 21 '17 at 14:58
answered Aug 5 '15 at 6:27
iwe...
In Swift how to call method with parameters on GCD main thread?
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501
Modern versions of Swift use DispatchQueue.main.async to dispatch to the main thread:
Dispatc...
How does this program work?
...nt number is converted to double before sending to printf. The number 1234.5 in double representation in little endian is
00 00 00 00 00 4A 93 40
A %d consumes a 32-bit integer, so a zero is printed. (As a test, you could printf("%d, %d\n", 1234.5f); You could get on output 0, 1083394560.)
A...
Is Ruby pass by reference or by value?
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245
In traditional terminology, Ruby is strictly pass-by-value. But that's not really what you're as...
Should I use Java's String.format() if performance is important?
... better performance of the two and + comes ahead of format. by a factor of 5 to 6.
Try it your self
import java.io.*;
import java.util.Date;
public class StringTest{
public static void main( String[] args ){
int i = 0;
long prev_time = System.currentTimeMillis();
long time;
f...
How to refresh app upon shaking the device?
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Mahendra Liya
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answered Feb 23 '10 at 13:18
Thilo KöhlerTh...