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To underscore or to not to underscore, that is the question
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IMPORTANT UPDATE (April 12, 2016):
It was brought to our attention that the internal standard of the .NET CoreFX team insists on using the underscore-notation without giving any insights as to why. However if we look closely at rule #3 it becomes evide...
Can dplyr package be used for conditional mutating?
...will do this. I haven't investigated it yet though. See blog.rstudio.org/2016/06/27/dplyr-0-5-0
– Jake Fisher
Aug 15 '16 at 19:17
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Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
...15, and the Google service will be permanently closing down in January 25, 2016, as the competing services are simply better.
- It's ugly and it's too complicated to browse the source code (the link is somewhat buried)
I haven't used it so I don't want to say it's bad - it's not. A lot of projects ...
[since C++11] std::array的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...了tuple接口，可以当做tuple来使用；更重要的一点是，array有并不比原生数组差的性能表现。
array的概念
array是STL中的一个序列式容器，它包装了一个c风格的数组，但在外部接口来看，提供了STL容器的常用接口。它的长度是固定...
lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
... 。 "栈"相当于数据在lua和c/c++之间的中转地。每种数据都有相应的存取接口 。
数据入"栈"接口：
void (lua_pushnil) (lua_State *L);
void (lua_pushnumber) (lua_State *L, lua_Number n);
void (lua_pushinteger) (lua_State *L, lua_Integer n);
void (lua_pushlstring)...
What do the terms “CPU bound” and “I/O bound” mean?
...umbers takes a single CPU cycle, memory reads take about 100 CPU cycles in 2016 hardware.
So the CPU work done per byte of input data is too small, and we call this an IO-bound process.
The only way to speed up that computation further, would be to speed up individual memory accesses with new memory...
What is the (best) way to manage permissions for Docker shared volumes?
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UPDATE 2016-03-02: As of Docker 1.9.0, Docker has named volumes which replace data-only containers. The answer below, as well as my linked blog post, still has value in the sense of how to think about data inside docker but consider...
Line-breaking widget layout for Android
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Since May 2016 there is new layout called FlexboxLayout from Google, which is highly configurable for purpose you want.
FlexboxLayout is in Google GitHub repository at https://github.com/google/flexbox-layout at this moment.
You can ...
Error message “Forbidden You don't have permission to access / on this server” [closed]
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Update October 2016
4 years ago, since this answer is used as a reference by many, and while I learned a lot from security perspective during these years,
I feel I am responsible to clarify some important notes, and I've update my answer a...
Representational state transfer (REST) and Simple Object Access Protocol (SOAP)
...2.0, but neither of the standards seems to be well-supported.
Update (Jan 2016)
Turns out there is now a wide variety of tools for REST API definition. My personal preference is currently RAML.
How Web Services work
Well, this is a too broad question, because it depends on the architecture and t...