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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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Calculate difference between two dates (number of days)?
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edited Sep 30 '14 at 13:39
Rohit
133 bronze badges
answered Oct 22 '09 at 13:48
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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\<...
Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
Ruby 1.9.3
12 Answers
12
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How do I cancel a build that is in progress in Visual Studio?
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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...
Does MySQL foreign_key_checks affect the entire database?
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Giacomo1968
23.3k1010 gold badges5858 silver badges8787 bronze badges
answered Dec 16 '11 at 18:46
AlmoAlmo
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libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...译。解压后进入curl的目录，直接执行 make all 就行。
3.等待编译结束后，可以查看目录结构。
curl/include/curl ： 头文件目录 （一般只要包含curl.h即可）
curl/lib/.lib/ ： lib文件目录（有libcurl.a和libcurl.so，注意，...
How to sort a list/tuple of lists/tuples by the element at a given index?
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answered Jun 25 '10 at 23:04
StephenStephen
40.9k77 gold badges5656 silver badges6767 bronze badges
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