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How to rollback just one step using rake db:migrate
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How to determine function name from inside a function
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5 Answers
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Rails: convert UTC DateTime to another time zone
...ork?
– Drew Johnson
Apr 23 '10 at 2:59
Which version of Rails are you using? Does it work if you do Time.zone.now.in_t...
Heroku free account limited?
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265
Heroku provides, for free, a 5MB database
Heroku provides, for free, 1 dyno. A dyno is an insta...
Add more than one parameter in Twig path
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answered Apr 30 '12 at 10:55
Elnur AbdurrakhimovElnur Abdurrakhimov
43.1k99 gold badges140140 silver badges129129 bronze badges
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
... there are at least two differences :
__DIR__ only exists with PHP >= 5.3
which is why dirname(__FILE__) is more widely used
__DIR__ is evaluated at compile-time, while dirname(__FILE__) means a function-call and is evaluated at execution-time
so, __DIR__ is (or, should be) faster.
As,...
Html.RenderPartial() syntax with Razor
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edited May 27 '18 at 12:56
answered Aug 8 '11 at 10:44
Of...
Get value of dynamically chosen class constant in PHP
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185
$id = constant("ThingIDs::$thing");
http://php.net/manual/en/function.constant.php
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To find whether a column exists in data frame or not
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edited Apr 28 '12 at 15:09
answered Apr 23 '12 at 7:03
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