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How to read from a file or STDIN in Bash?

The following Perl script ( my.pl ) can read from either the file on the command line args or from STDIN: 15 Answers ...
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How do you set the Content-Type header for an HttpClient request?

...ader of the content, not of the request, which is why this is failing. AddWithoutValidation as suggested by Robert Levy may work, but you can also set the content type when creating the request content itself (note that the code snippet adds application/json in two places-for Accept and Content-Type...
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Is #pragma once part of the C++11 standard?

Traditionally, the standard and portable way to avoid multiple header inclusions in C++ was/is to use the #ifndef - #define - #endif pre-compiler directives scheme also called macro-guard scheme (see code snippet below). ...
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Difference between Convert.ToString() and .ToString()

...follow | edited Jul 19 '18 at 14:15 Servy 190k2323 gold badges279279 silver badges394394 bronze badges ...
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Where can I find WcfTestClient.exe (part of Visual Studio)

...follow | edited Apr 27 '15 at 16:11 answered Mar 29 '12 at 1:15 ...
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php execute a background process

... to execute a directory copy upon a user action, but the directories are quite large, so I would like to be able to perform such an action without the user being aware of the time it takes for the copy to complete. ...
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How does the Windows Command Interpreter (CMD.EXE) parse scripts?

I ran into ss64.com which provides good help regarding how to write batch scripts that the Windows Command Interpreter will run. ...
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?

...g difference here. valueOf is returning an Integer object, which may have its values cached between -128 and 127. This is why the first value returns true - it's cached - and the second value returns false - 128 isn't a cached value, so you're getting two separate Integer instances. It is importa...
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Is there a better way to express nested namespaces in C++ within the header

I switched from C++ to Java and C# and think the usage of namespaces/packages is much better there (well structured). Then I came back to C++ and tried to use namespaces the same way but the required syntax is horrible within the header file. ...
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How is OAuth 2 different from OAuth 1?

... Eran Hammer-Lahav has done an excellent job in explaining the majority of the differences in his article Introducing OAuth 2.0. To summarize, here are the key differences: More OAuth Flows to allow better support for non-browser based applications. This is a main criticism against OAuth f...