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What is the difference between String.Empty and “” (empty string)?
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The previous answers were correct for .NET 1.1 (look at the date of the post they linked: 2003). As of .NET 2.0 and later, there is essentially no difference. The JIT will end up referencing the same object on the heap anyhow.
According to the C# specification, sec...
MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...体应用技巧。
1 图像控件在列表控件中的应用技巧
1.1设置图像控件CListCtrl::SetImageList的调用格式如下：
CImageList* SetImageList(CImageList* pImageList，int nImageList);
其返回值是指向前一个图像列表控件的一个指针，如果不...
Nginx reverse proxy causing 504 Gateway Timeout
... proxy_set_header Host $http_host;
proxy_http_version 1.1;
proxy_set_header Connection "";
proxy_pass http://localhost:5000;
}
}
Have a look at this posts which explains it in more detail:
nginx close upstream connection after request
Keep-alive header clar...
What is the reason why “synchronized” is not allowed in Java 8 interface methods?
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Note also that in JDK 1.1, the synchronized method modifier appeared in the javadoc output, misleading people into thinking that it was part of the specification. This was fixed in JDK 1.2. Even if it appears on a public method, the synchronized m...
How do I make Git use the editor of my choice for commits?
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Yep - svnbook.red-bean.com/en/1.1/ch07.html#svn-ch-7-sect-1.3.2 So in theory, if I'm using both svn and git, setting $VISUAL or $EDITOR would be the best solution to cover both by default!
– brasskazoo
Apr 8 '10 at 0...
Reading ePub format
...ne to say what the content of the book should look like (a subset of XHTML 1.1 + CSS)
one to define a "manifest" that lists all of the files that make up that content (OPF, which is an XML file)
one to define how everything is packaged up (OEBPS: a zip file of everything in the manifest plus a few e...
An existing connection was forcibly closed by the remote host
...2 and lower used TLS 1.0, while 4.6 and greater are smarter about allowing 1.1 and 1.2. This was also provable by dropping the TLS requirement on the server to 1.0, which fixed the issue as well.
– HotN
Oct 4 '17 at 19:45
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What's the “Content-Length” field in HTTP header?
...rt-line and headers.
Generally the Content-Length header is used for HTTP 1.1 so that the receiving party knows when the current response* has finished, so the connection can be reused for another request.
* ...or request, in the case of request methods that have a body, such as POST, PUT or PATCH...
How do I create an empty array in YAML?
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Many parsers are still on YAML 1.1; this is probably what Wikipedia is talking about. The entire point of the 1.2 release is to make JSON an official subset.
– Daniel H
Feb 13 '13 at 18:18
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Convert an image to grayscale in HTML/CSS
... like this:
<?xml version="1.0" encoding="UTF-8"?>
<svg version="1.1"
baseProfile="full"
xmlns="http://www.w3.org/2000/svg">
<filter id="desaturate">
<feColorMatrix type="matrix" values="0.3333 0.3333 0.3333 0 0
...