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scanf() leaves the new line char in the buffer
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你以为发传单真的这么简单吗?（提升成功率干货） - 更多技术 - 清泛网 - 专...
...人作为一个载体，他们真的只是纸张搬运工而已嘛？
of course NOT! 先说说我遇到过的情景：
No.1:姐一手打伞，一手拿包，传单大哥还拼命把传单我手里塞，真想说：我只有2只手，臣妾做不到啊！
No.2:见过旁人正打着电话，一只...
How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
I have a set of data and I want to compare which line describes it best (polynomials of different orders, exponential or logarithmic).
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Go > operators
Could someone please explain to me the usage of << and >> in Go? I guess it is similar to some other languages.
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What are the rules about using an underscore in a C++ identifier?
It's common in C++ to name member variables with some kind of prefix to denote the fact that they're member variables, rather than local variables or parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo occasionally.
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How to enable PHP's openssl extension to install Composer?
...n WAMP setup. I am getting a warning message for not enabling openssl which I had already done in WAMP.
18 Answers
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Replacing NAs with latest non-NA value
... a data.frame (or data.table), I would like to "fill forward" NAs with the closest previous non-NA value. A simple example, using vectors (instead of a data.frame ) is the following:
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How do I rename an open file in Emacs?
Is there a way to rename an open file in Emacs? While I'm viewing it? Something like save-as, but the original one should go away.
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Using 'return' in a Ruby block
I'm trying to use Ruby 1.9.1 for an embedded scripting language, so that "end-user" code gets written in a Ruby block. One issue with this is that I'd like the users to be able to use the 'return' keyword in the blocks, so they don't need to worry about implicit return values. With this in mind, t...
Initializing IEnumerable In C#
I have this object :
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