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Is it better to reuse a StringBuilder in a loop?
...ion {
long time = System.currentTimeMillis();
for( int i = 0; i < 10000000; i++ ) {
StringBuilder sb = new StringBuilder();
sb.append( "someString" );
sb.append( "someString2"+i );
sb.append( "someStrin4g"+i );
sb.append(...
How to shorten my conditional statements
...t in other's code.
Instead of checking if the result of indexOf is >= 0, there is a nice little shortcut:
if ( ~[1, 2, 3, 4].indexOf(test.type) ) {
// Do something
}
Here is the fiddle: http://jsfiddle.net/HYJvK/
How does this work? If an item is found in the array, indexOf returns its ...
Trying to fire the onload event on script tag
... |
edited Apr 26 '13 at 8:08
answered Apr 26 '13 at 7:34
Da...
How to read environment variables in Scala
...2.9 you can use sys.env for the same effect:
scala> sys.env("HOME")
res0: String = /home/paradigmatic
I think is nice to use the Scala API instead of Java. There are currently several project to compile Scala to other platforms than JVM (.NET, javascript, native, etc.) Reducing the dependencie...
What are all the user accounts for IIS/ASP.NET and how do they differ?
Under Windows Server 2008 with ASP.NET 4.0 installed there is a whole slew of related user accounts, and I can't understand which one is which, how to they differ, and which one is REALLY the one that my app runs under. Here's a list:
...
JavaScript “new Array(n)” and “Array.prototype.map” weirdness
...
130
It appears that the first example
x = new Array(3);
Creates an array with undefined pointers....
Jackson JSON custom serialization for certain fields
...
108
You can implement a custom serializer as follows:
public class Person {
public String nam...
How to get Scala List from Java List?
...
EDIT: Note that this is deprecated since 2.12.0. Use JavaConverters instead. (comment by @Yaroslav)
Since Scala 2.8 this conversion is now built into the language using:
import scala.collection.JavaConversions._
...
lst.toList.foreach{ node => .... }
works. asSca...
Deserializing JSON Object Array with Json.net
...
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edited Jan 30 '15 at 20:55
James Newton-King
42.9k2222 gold badges105105 silver badges127127 bronze badges
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.trim() in JavaScript not working in IE
... |
edited Jul 26 '10 at 6:58
answered Feb 22 '10 at 0:44
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