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Array to Hash Ruby

...so here's the deal, I've been googling for ages to find a solution to this and while there are many out there, they don't seem to do the job I'm looking for. ...
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Difference between onCreateView and onViewCreated in Fragment

...d. So always use findViewById in onViewCreated(when view is fully created) and it also passes the view as parameter. onViewCreated is a make sure that view is fully created. onViewCreated android Documentation Called immediately after onCreateView(android.view.LayoutInflater, android.view.Vie...
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Templated check for the existence of a class member function?

...:value << std::endl; return 0; } I've just tested it with Linux and gcc 4.1/4.3. I don't know if it's portable to other platforms running different compilers. share | improve this answer ...
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Is there a way for non-root processes to bind to “privileged” ports on Linux?

... Okay, thanks to the people who pointed out the capabilities system and CAP_NET_BIND_SERVICE capability. If you have a recent kernel, it is indeed possible to use this to start a service as non-root but bind low ports. The short answer is that you do: setcap 'cap_net_bind_service=+ep' /path/...
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Good Hash Function for Strings

I'm trying to think up a good hash function for strings. And I was thinking it might be a good idea to sum up the unicode values for the first five characters in the string (assuming it has five, otherwise stop where it ends). Would that be a good idea, or is it a bad one? ...
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Full-screen iframe with a height of 100%

...bars of the iFrame, the parent is made overflow: hidden to hide scrollbars and the iFrame is made to go upto 150% width and height which forces the scroll-bars outside the page and since the body doesn't have scroll-bars one may not expect the iframe to be exceeding the bounds of the page. This hide...
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Why switch is faster than if

...ave a check, a jump to the next clause, a check, a jump to the next clause and so on. With switch the JVM loads the value to compare and iterates through the value table to find a match, which is faster in most cases. share ...
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What's the bad magic number error?

What's the "Bad magic number" ImportError in python, and how do I fix it? 15 Answers 1...
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How to stop a PowerShell script on the first error?

I want my PowerShell script to stop when any of the commands I run fail (like set -e in bash). I'm using both Powershell commands ( New-Object System.Net.WebClient ) and programs ( .\setup.exe ). ...
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Rails params explained?

Could anyone explain params in Rails controller: where they come from, and what they are referencing? 5 Answers ...