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Batch file include external file for variables

...eem to be unaware that there are significant differences and just blindly call everything with grey text on black background DOS. Nevertheless, the first variant should work in DOS as well. Executable configuration The easiest way to do this is to just put the variables in a batch file themselves, e...
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What is an existential type?

...hrough the Wikipedia article Existential types . I gathered that they're called existential types because of the existential operator (∃). I'm not sure what the point of it is, though. What's the difference between ...
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How to create directories recursively in ruby?

...c/d.txt, but I do not know if any of these directories exist". My solution allows to use the existing file path ('/a/b/c/d.txt'), and, without separate parsing, create all the folders. – Vadym Tyemirov Oct 9 '19 at 4:47 ...
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Mixin vs inheritance

... A mixin is typically used with multiple inheritance. So, in that sense, there's "no difference". The detail is that a mixin is rarely useful as a standalone object. For example, say you have a mixin named "ColorAndDimension", which adds a co...
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MFC子窗口和父窗口(SetParent,SetOwner) - C/C++ - 清泛网 - 专注C/C++及内核技术

...己的子窗口(child)。在MFC 的CWnd类中,所有者窗口保存在m_hWndOwner成员变量中,父窗口则保存在m_hParent中,但是这两个值并不一定和窗口对象数据结构中的值相对应。 窗口之间的关系,决定了窗口的外在表现。比如显示、销毁等...
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ZeroMQ的学习和研究(PHP代码实例) - C/C++ - 清泛网 - 专注C/C++及内核技术

...型,分别是“Request-Reply “,”Publisher-Subscriber“,”Parallel Pipeline”,我们从这三种模式一窥 ZMQ 的究竟 ZMQ 的 hello world! 由 Client 发起请求,并等待 Server 回应请求。请求端发送一个简单的 hello,服务端则回应一个 world。请求端...
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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?

...o, node_redis and last but not least the sample code from media fire. Install node.js+npm(as non root) First you should(if you have not done this yet) install node.js+npm in 30 seconds (the right way because you should NOT run npm as root): echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bas...
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Java String to SHA1

...g Base64. Apache Commons Codec API 1.4, has this nice utility to take away all the pain. refer here share | improve this answer | follow | ...
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How can I find script's directory with Python? [duplicate]

... You need to call os.path.realpath on __file__, so that when __file__ is a filename without the path you still get the dir path: import os print(os.path.dirname(os.path.realpath(__file__))) ...
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How to get scrollbar position with Javascript?

...roll position isn't set on document.body in most modern browsers - it's usually set on document.documentElement now. See bugs.chromium.org/p/chromium/issues/detail?id=157855 for Chrome's transition. – fzzfzzfzz May 3 '18 at 15:51 ...