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Why do we declare Loggers static final?
In Java, why is it best practice to declare a logger static final ?
14 Answers
14
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How to check if a variable is an integer in JavaScript?
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Performance
Testing reveals that the short-circuiting solution has the best performance (ops/sec).
// Short-circuiting, and saving a parse operation
function isInt(value) {
var x;
if (isNaN(value)) {
return false;
}
x = parseFloat(value);
return (x | 0) === x;
}
Here is a benchm...
Why does a return in `finally` override `try`?
...rikkallen - that's a good point. A return outside the T-C-F block would be best but the example code would be a bit forced :)
– annakata
Oct 1 '10 at 12:11
1
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How to get a dependency tree for an artifact?
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If your artifact is not a dependency of a given project, your best bet is to use a repository search engine. Many of them describes the dependencies of a given artifact.
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View/edit ID3 data for MP3 files
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+1 This is the best library by far - since 'UltraID3Lib supports most all of the seventy-four types of frames specified in the ID3 v2.3' as well as the early ID3v1 tags. Best answer.
– James
May 18 '13...
How to define an empty object in PHP
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$x = new stdClass();
A comment in the manual sums it up best:
stdClass is the default PHP object.
stdClass has no properties, methods or
parent. It does not support magic
methods, and implements no interfaces.
When you cast a scalar or array as
Object, you get an ...
Navigation Drawer (Google+ vs. YouTube)
...is question a while ago, but I'm back to re-emphasize that Prixing has the best fly-out menu out there... by far. It's absolutely beautiful, perfectly smooth, and it puts Facebook, Google+, and YouTube to shame. EverNote is pretty good too... but still not as perfect as Prixing. Check out this serie...
Why were pandas merges in python faster than data.table merges in R in 2012?
... @AndyHayden Improvements were made some time ago. I'll edit in the NEWS items. Wes picked on one specific test (equi joining two character columns) which played on that known problem. If he'd picked integer columns it would have been different. And if he'd given me a heads up before presenting th...
Simulating group_concat MySQL function in Microsoft SQL Server 2005?
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No REAL easy way to do this. Lots of ideas out there, though.
Best one I've found:
SELECT table_name, LEFT(column_names , LEN(column_names )-1) AS column_names
FROM information_schema.columns AS extern
CROSS APPLY
(
SELECT column_name + ','
FROM information_schema.columns AS in...
Rails: How to change the title of a page?
What is the best way to create a custom title for pages in a Rails app without using a plug-in?
15 Answers
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