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How to check if a table contains an element in Lua?
... Perhaps also function keysOfSet(set) local ret={} for k,_ in pairs(set) do ret[#ret+1]=k end return ret end
– Jesse Chisholm
Apr 27 '18 at 21:40
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Does ARC support dispatch queues?
I'm reading apple's documentation about "Memory Management for Dispatch Queues":
2 Answers
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Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
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@PeterLawrey, please see my update of the question. I do intend to port some part of my real life Java code to C# and run benchmarks, then post them here - if they reopen my question that is, as the SO vigilantes closed it almost immediately.
– gregko
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Is short-circuiting logical operators mandated? And evaluation order?
Does the ANSI standard mandate the logical operators to be short-circuited, in either C or C++?
7 Answers
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Displaying the build date
I currently have an app displaying the build number in its title window. That's well and good except it means nothing to most of the users, who want to know if they have the latest build - they tend to refer to it as "last Thursday's" rather than build 1.0.8.4321.
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How to apply a style to an embedded SVG?
When an SVG is directly included in a document using the <svg> tag, you can apply CSS styles to the SVG via the document's stylesheet. However, I am trying to apply a style to an SVG which is embedded (using the <object> tag).
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Convert UTC to local time in Rails 3
...session but when I try to run it on a machine which is in UTC timezone, it doesnt work.
– Ava
Sep 18 '13 at 1:09
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How to duplicate a whole line in Vim?
How do I duplicate a whole line in Vim in a similar way to Ctrl + D in IntelliJ IDEA/ Resharper or Ctrl + Alt + ↑ / ↓ in Eclipse ?
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Intro to GPU programming [closed]
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Check out CUDA by NVidia, IMO it's the easiest platform to do GPU programming. There are tons of cool materials to read.
http://www.nvidia.com/object/cuda_home.html
Hello world would be to do any kind of calculation using GPU.
Hope that helps.
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Why is “int i = 2147483647 + 1;” OK, but “byte b = 127 + 1;” is not compilable?
...so giving an error on int i = 2147483647 + 1;
– Eduardo
Aug 6 '11 at 16:47
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