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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
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Benefits of using the conditional ?: (ternary) operator
...ithout sacrificing readability.
Good example:
int result = Check() ? 1 : 0;
Bad example:
int result = FirstCheck() ? 1 : SecondCheck() ? 1 : ThirdCheck() ? 1 : 0;
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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...
How to change past commit to include a missed file?
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Rafał RawickiRafał Rawicki
20.3k33 gold badges5353 silver badges7575 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...
What makes a SQL statement sargable?
...a function in the where clause:
SELECT ... FROM ...
WHERE Year(myDate) = 2008
The SQL optimizer can't use an index on myDate, even if one exists. It will literally have to evaluate this function for every row of the table. Much better to use:
WHERE myDate >= '01-01-2008' AND myDate < '01-0...
Are delphi variables initialized with a value by default?
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10 Answers
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What's the difference between design patterns and architectural patterns?
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edited Feb 11 at 1:03
ivanjermakov
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answered Nov 22 '10 at 7...
Why aren't python nested functions called closures?
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403
A closure occurs when a function has access to a local variable from an enclosing scope that ha...
Create a submodule repository from a folder and keep its git commit history
...ve to use npm.
– Breno Inojosa
Oct 20 '15 at 14:32
2
I would add information about the refs/origi...