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List columns with indexes in PostgreSQL
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cope360cope360
5,36122 gold badges1616 silver badges3030 bronze badges
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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...
Find out a Git branch creator
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58
A branch is nothing but a commit pointer. As such, it doesn't track metadata like "who created ...
How to create an HTML button that acts like a link?
... |
edited Mar 19 at 8:58
answered May 25 '10 at 16:40
B...
Javascript How to define multiple variables on a single line?
...t want to leak into the global namespace.
(function() { var a = global = 5 })();
alert(window.global) // 5
It's best to just use commas and preferably with lots of whitespace so it's readable:
var a = 5
, b = 2
, c = 3
, d = {}
, e = [];
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Npm Please try using this command again as root/administrator
...always fixed things for me.
As @Crazzymatt was mentioning, as of the npm@5 version and up, we need to use npm cache verify instead of npm cache clean. Or else you will get an error as preceding.
npm ERR! As of npm@5, the npm cache self-heals from corruption issues and data extracted from the ...
Getting the name of a child class in the parent class (static context)
...e hack (examine the debug_backtrace()) but that method does not work in PHP5. references:
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37684
34421
edit: an example of late static binding in PHP 5.3 (mentioned in comments). note there are potential problems in it's current implementation (src).
class Base {
public static function...
What's the point of 'const' in the Haskell Prelude?
... one argument) that always returns a constant value. So map (const 42) [1..5] results in [42, 42, 42, 42, 42].
– stusmith
Sep 13 '11 at 14:51
2
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Strange SQLAlchemy error message: TypeError: 'dict' object does not support indexing
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NileshNilesh
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