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Proper use of beginBackgroundTaskWithExpirationHandler
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edited Jun 6 '19 at 20:38
Nuno Ferro
1,1631111 silver badges1515 bronze badges
answered Apr 25 '12 at ...
MySQL Orderby a number, Nulls last
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578
MySQL has an undocumented syntax to sort nulls last. Place a minus sign (-) before the column n...
GET URL parameter in PHP
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285
$_GET is not a function or language construct—it's just a variable (an array). Try:
<?php...
Variable number of arguments in C++?
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158
You probably shouldn't, and you can probably do what you want to do in a safer and simpler way....
How to ignore user's time zone and force Date() use specific time zone
... type new Date(0) you'll see something like: Wed Dec 31 1969 16:00:00 GMT-0800 (PST). 0 is treated as 0 in GMT, but .toString() method shows the local time.
Big note, UTC stands for Universal time code. The current time right now in 2 different places is the same UTC, but the output can be formatte...
Count immediate child div elements using jQuery
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348
$("#foo > div").length
Direct children of the element with the id 'foo' which are divs. The...
How to Select Every Row Where Column Value is NOT Distinct
...roblem as well!
– Lou
Dec 6 '19 at 18:04
4
Using a HAVING here instead of a second SELECT...WHERE...
How can I read a text file without locking it?
... There's also the ReadLines() version at stackoverflow.com/questions/5338450/…
– Colin
Nov 13 '13 at 1:22
Perfect...
Maven command to list lifecycle phases along with bound goals?
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128
mvn help:describe -Dcmd=compile (or any other valid phase)
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Why use softmax as opposed to standard normalization?
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>>> softmax([1,2]) # blurry image of a ferret
[0.26894142, 0.73105858]) # it is a cat perhaps !?
>>> softmax([10,20]) # crisp image of a cat
[0.0000453978687, 0.999954602]) # it is definitely a CAT !
And then compare it with standard normal...