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How to use unicode characters in Windows command line?
... minor fine print here for East Asian and for characters U+0000, U+0001, U+30FB.]
Practical considerations
The defaults on Window are not very helpful. For best experience, one should tune up 3 pieces of configuration:
For output: a comprehensive console font. For best results, I recommend m...
What are C++ functors and their uses?
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1053
A functor is pretty much just a class which defines the operator(). That lets you create objects...
ssl证书申请报错：challenge = [c for c in authorization[\'challenges\']...
ssl证书申请报错：challenge = [c for c in authorization['challenges'] if c['type'] == "http-01"][0] IndexError: list index out of rangechallenge-list-index-out-of-range使用acme-tiny申请ssl证书时报错：challenge = [c for c in authorization[& 39;challenges& 39;] if c[& 39;type& 39;] == ...
Linux C/C++进程单实例互斥代码分享 - C/C++ - 清泛网 - 专注C/C++及内核技术
Linux C/C++进程单实例互斥代码分享linux-process-singleton分享一段LinuxC C++程序只能启动一份实例的实现代码，原理是通过文件锁互斥实现，最重要的是考虑了不同用户运行同一程序互斥的场景，已经过充分的测试，可直接用于实际项...
When to use references vs. pointers
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304
Use reference wherever you can, pointers wherever you must.
Avoid pointers until you can't.
Th...
Why are side-effects modeled as monads in Haskell?
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in (putStrLn contents) world2 -- results in ((), world3)
We see a pattern here. The functions are called like this:
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(<result-of-f>, worldY) = f worldX
(<result-of-g>, worldZ) = g <result-of-f> worldY
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So we could define an operator ~~~ to...
How to pass parameters correctly?
...are passing a temporary (OK! temporaries are rvalues)
Account acc("asdasd",345, CreditCard("12345",2,2015,1001));
CreditCard cc("12345",2,2015,1001);
// Here you are passing the result of std::move (OK! that's also an rvalue)
Account acc("asdasd",345, std::move(cc));
But it won't work if you try ...
How do I use vim registers?
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edited Oct 27 '19 at 16:39
D. Ben Knoble
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answer...
Dump Mongo Collection into JSON format
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bwegs
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answered Jan 24 '12 at 18:04
vrtxvrtx
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Difference between shadowing and overriding in C#?
What's difference between shadowing and overriding a method in C#?
6 Answers
6
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