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Should I use int or Int32
...h the old C++ mindset, IntPtr is designed to be 32 bits on a 32 bit OS and 64 bits on a 64 bit OS. This behavior is specifically mentioned in its summary tag. msdn.microsoft.com/en-us/library/system.intptr(VS.71).aspx
– diadem
Jul 8 '10 at 14:46
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滑动分页使用指导 · App Inventor 2 中文网
...签栏占去一部分（顶部标签栏高约 44、左侧分类栏宽约 96、
底部圆点区高约 24），页面填满剩下的区域，内容超出会被截断。做整屏的标签页时把高度设为「充满」，
内容长的页面用垂直滚动条布局当页面（见案例四）。
标...
When to use @QueryParam vs @PathParam
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"I'd recommend putting any required parameters in the path, and any optional parameters should certainly be query string parameters." - thu...
How do I return NotFound() IHttpActionResult with an error message or exception?
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You'd need to write your own action result if you want to customize the response message shape....
WPF - How to force a Command to re-evaluate 'CanExecute' via its CommandBindings
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For anyone who comes across this later; If you happen to be using MVVM and Prism, then Prism's ...
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
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Using GHC 7.0.3, gcc 4.4.6, Linux 2.6.29 on an x86_64 Core2 Duo (2.5GHz) machine, compiling using ghc -O2 -fllvm -fforce-recomp for Haskell and gcc -O3 -lm for C.
Your C routine runs in 8.4 seconds (faster than your run probably because of -O3)
The Haskell solution runs in ...
NodeJS - Error installing with NPM
...finally) had it working with VS 2015 Community edition. I'm on Window 10, 64 bits. I used "npm config set msvs_version 2015 -g" in command prompt (after installation of VS, of course). Most people falling on this problem over time have suggested VS2010, or sometimes up to 2013, but I solved at l...
@Nullable annotation usage
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This annotation is commonly used to eliminate NullPointerExceptions. @Nullable says that this p...
Deleting all pending tasks in celery / rabbitmq
... 1
celeryev.c27b070d-b07e-4e37-9dca-dbb45d03fd54 0 1
celeryev.c66a9bed-84bd-40b0-8fe7-4e4d0c002866 0 1
celeryev.b490f71a-be1a-4cd8-ae17-06a713cc2a99 0 1
celeryev.9d023165-ab4a-42cb-86f8-90294b80bd1e 0 1
The first column is the queue name, the second is the number of messages waitin...
App Inventor 2 UDP网络通信教程 - 发送和接收UDP数据包 · App Inventor 2 中文网
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数据大小限制
单个 UDP 数据包最大约 64KB（实际建议不超过 1472 字节避免分片）
无序到达
UDP 不保证包的顺序
可能丢包
UDP 不保证送达
需要分包重组
大文件需...