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Android Fragment lifecycle over orientation changes
...nstead of findFragmentById) to get references to them - this way you will know the class of each fragment and be able to cast correctly
– k29
Oct 14 '17 at 23:24
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What is a good reason to use SQL views?
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(Copied from the first tutorial that came up in a Google search (link now dead), but it has all of the benefits I would have typed manually myself.)
Views have the following benefits:
Security - Views can be made accessible to users while the underlying tables are not directly accessible. Thi...
How to rollback just one step using rake db:migrate
... step, I think using VERSION=n is the right way to do that, but I don't know the correct value of n to use. Is there any command to check the current n value?
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
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Does anyone know if the third option just empties the cache for the current site, vs emptying the entire cache?
– Grinn
Apr 18 '13 at 0:35
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Why can't I overload constructors in PHP?
...being able to overload my constructors in PHP, so what I'd really like to know is why .
14 Answers
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How to get relative path from absolute path
... People... you can just remove the whole GetPathAttribute, you know. As long as you make absolutely sure the arguments you give are directories, you just need to give it 0x10 and it'll work with completely nonexistent paths. And in my case, the preferred solution is simply to return the f...
Xcode duplicate/delete line
... Switch to "XCode Default" and things should work. Tested on XCode 3.2 on Snow Leopard.
More information on Mac OS X key bindings: http://funkworks.blogspot.it/2013/03/republishing-of-wwwerasetotheleftcompos.html
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Why do you have to link the math library in C?
... obvious. I imagine that there's some programmer out there somewhere right now, working on an embedded chip, trying to decide whether to bring in the math library to handle some math problem.
That's why math wasn't standard. Many or maybe most programs didn't use a single float. If FPUs had always ...
How to horizontally center a
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Safari, as of now, still requires -webkit flags for flexbox (display: -webkit-flex; and -webkit-align-items: center; and -webkit-justify-content: center;)
– Joseph Hansen
Jul 23 '15 at 15:59
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How to check if a string starts with one of several prefixes?
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Update: the introduction of varargs at some point makes the call simpler now:
StringUtils.startsWithAny(newStr4, "Mon", "Tues",...)
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