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Array to Hash Ruby
..."]. And Hash has a [] method that accepts a list of arguments (making even indexes keys and odd indexes values), but Hash[] does not accept an array, so we splat the array using *.
– Ben Lee
Dec 5 '12 at 20:12
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Maximum Year in Expiry Date of Credit Card
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<?php
$y = gmdate("Y");
$x = 20;
$max = ($y + $x);
while ($y <= $max) {
echo "<option value='$y'>$y</option>";
$y = $y + 1;
}
?>
sh...
XSLT getting last element
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You need to put the last() indexing on the nodelist result, rather than as part of the selection criteria. Try:
(//element[@name='D'])[last()]
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Nearest neighbors in high-dimensional data?
...as you said, kd-tree works poorly in high dimensions. In fact, all current indexing techniques (based on space partitioning) degrade to linear search for sufficiently high dimensions [1][2][3].
Among ANN algorithms proposed recently, perhaps the most popular is Locality-Sensitive Hashing (LSH), whi...
What is the difference between Elastic Beanstalk and CloudFormation for a .NET project?
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They're actually pretty different. Elastic Beanstalk is intended to make developers' lives easier. CloudFormation is intended to make systems engineers' lives easier.
Elastic Beanstalk is a PaaS-like layer ontop of AWS's IaaS services ...
embedding image in html email
...ere for simple example: oracle-base.com/articles/misc/EmailFromOraclePLSQL.php Note that this link does not show embedded images approach, but has detail to get you going.
– tbone
Mar 9 '12 at 15:19
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PreparedStatement with list of parameters in a IN clause [duplicate]
...")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleValue ) {
pstmt.setObject( index++, o ); // or whatever it applies
}
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impro...
C# switch statement limitations - why?
... CIL switch instruction.
The CIL switch is a jump table, that requires an index into a set of jump addresses.
This is only useful if the C# switch's cases are adjacent:
case 3: blah; break;
case 4: blah; break;
case 5: blah; break;
But of little use if they aren't:
case 10: blah; break;
case 2...
What is the difference between inversedBy and mappedBy?
... @PeterWooster, best practice is to use Annotations, as you have all info about the entity in one place then!
– Andreas Linden
Jan 22 '13 at 9:57
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HSL to RGB color conversion
... The wikipedia article seems to suggest that only a single value is set to all 3 channels.
– Bill
Jan 14 '14 at 17:58
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