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Checking if a variable is an integer

Does Rails 3 or Ruby have a built-in way to check if a variable is an integer? 11 Answers ...
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Android emulator failed to allocate memory 8

...kin. I got it working by editing the virtual device setup to: Target 4.0.3 API 15 / 4.1.0 API 16 SD-card 300MiB Resolution 1280 x 800 (set manually -not the built-in ones) Device ram size 1024MB (with MB added to the number) Abstracted LCD 160 Here my tablet config for 4.1.0 API 16 C:\Users\&lt...
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Erlang's 99.9999999% (nine nines) reliability

...eliability figure wasn't supposed to measure the total time any part of AXD301 (project in question) was ever shut down for over 20 years. It represents the total time over those 20 years that the service provided by the AXD301 system was ever offline. Subtle difference. As Joe Armstrong says here: ...
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How do I cancel a build that is in progress in Visual Studio?

... 434 You can hit Ctrl+Break on the keyboard to cancel/stop a build that is currently in progress. ...
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Uncaught TypeError: Cannot read property 'msie' of undefined - jQuery tools

...r() removed The jQuery.browser() method has been deprecated since jQuery 1.3 and is removed in 1.9. If needed, it is available as part of the jQuery Migrate plugin. We recommend using feature detection with a library such as Modernizr. — jQuery Core 1.9 Upgrade Guide. As stated in the Upgrade Gui...
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How to sort a list/tuple of lists/tuples by the element at a given index?

... answered Jun 25 '10 at 23:04 StephenStephen 40.9k77 gold badges5656 silver badges6767 bronze badges ...
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Error Code: 2013. Lost connection to MySQL server during query

I got the Error Code: 2013. Lost connection to MySQL server during query error when I tried to add an index to a table using MySQL Workbench. I noticed also that it appears whenever I run long query. ...
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Does MySQL foreign_key_checks affect the entire database?

... Giacomo1968 23.3k1010 gold badges5858 silver badges8787 bronze badges answered Dec 16 '11 at 18:46 AlmoAlmo ...
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Position Absolute + Scrolling

... messerbill 4,30211 gold badge1717 silver badges3131 bronze badges answered Jul 15 '13 at 14:59 giaourgiaour ...