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How to remove duplicate values from a multi-dimensional array in PHP
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answered Jun 3 '09 at 18:12
daveilersdaveilers
6,65811 gold badge1414 silver badges44 bronze badges
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What is tail recursion?
...sive version of the same function:
function tailrecsum(x, running_total = 0) {
if (x === 0) {
return running_total;
} else {
return tailrecsum(x - 1, running_total + x);
}
}
Here's the sequence of events that would occur if you called tailrecsum(5), (which would effect...
Create and append dynamically
...= 'block';
iDiv.className = 'block';
document.getElementsByTagName('body')[0].appendChild(iDiv);
// Now create and append to iDiv
var innerDiv = document.createElement('div');
innerDiv.className = 'block-2';
// The variable iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
htt...
Are delphi variables initialized with a value by default?
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10 Answers
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Get the first key name of a javascript object [duplicate]
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In Javascript you can do the following:
Object.keys(ahash)[0];
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Android - Camera preview is sideways
...E)).getDefaultDisplay();
if(display.getRotation() == Surface.ROTATION_0) {
parameters.setPreviewSize(height, width);
mCamera.setDisplayOrientation(90);
}
if(display.getRotation() == Surface.ROTATION_90) {
parameters.setPreviewSize(widt...
Checking if jquery is loaded using Javascript
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answered Sep 8 '11 at 0:19
BoltClock♦BoltClock
601k141141 gold badges12621262 silver badges12641264 bronze badges
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How can you detect the version of a browser?
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508
You can see what the browser says, and use that information for logging or testing multiple bro...
How can I hash a password in Java?
... * @param cost the exponential computational cost of hashing a password, 0 to 30
*/
public PasswordAuthentication(int cost)
{
iterations(cost); /* Validate cost */
this.cost = cost;
this.random = new SecureRandom();
}
private static int iterations(int cost)
{
if ((cos...
Replacing .NET WebBrowser control with a better browser, like Chrome?
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answered Dec 3 '10 at 17:42
chillitomchillitom
21.2k1515 gold badges7878 silver badges115115 bronze badges
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