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Why does the C preprocessor interpret the word “linux” as the constant “1”?

Why does the C preprocessor in GCC interpret the word linux (small letters) as the constant 1 ? 5 Answers ...
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2D cross-platform game engine for Android and iOS? [closed]

I've worked for some time with Unity3d and found it's 2D part with OnGUI() or GUITextures too clumsy. Also, even a smallest game done on Unity3d is at least 10MB download which is just too much for a 2D game. ...
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GCC -fPIC option

I have read about GCC's Options for Code Generation Conventions , but could not understand what "Generate position-independent code (PIC)" does. Please give an example to explain me what does it mean. ...
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When should you use 'friend' in C++?

...claration. I personally have never used it, however I am interested in exploring the language. 30 Answers ...
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Difference between Git and GitHub

... Git is a revision control system, a tool to manage your source code history. GitHub is a hosting service for Git repositories. So they are not the same thing: Git is the tool, GitHub is the service for projects that use Git. To get your code to GitHub, have a look here. ...
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“The underlying connection was closed: An unexpected error occurred on a send.” With SSL Certificate

...get this exception "THE UNDERLYING CONNECTION WAS CLOSED: AN UNEXPECTED ERROR OCCURRED ON A SEND" in my logs and it is breaking our OEM integration with our email marketing system at random times varying from [1hour - 4 hours] ...
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How to declare array of zeros in python (or an array of a certain size) [duplicate]

...0 Careful - this technique doesn't generalize to multidimensional arrays or lists of lists. Which leads to the List of lists changes reflected across sublists unexpectedly problem share | improve ...
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How to find whether or not a variable is empty in Bash

...ited Oct 30 '19 at 10:57 Peter Mortensen 26.5k2121 gold badges9292 silver badges122122 bronze badges answered Jun 17 '10 at 17:09 ...
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Correct way to define Python source code encoding

... Check the docs here: "If a comment in the first or second line of the Python script matches the regular expression coding[=:]\s*([-\w.]+), this comment is processed as an encoding declaration" "The recommended forms of this expression are # -*- coding: <encoding-name&...
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Why is Node.js single threaded? [closed]

In PHP (or Java/ASP.NET/Ruby) based webservers every client request is instantiated on a new thread. But in Node.js all the clients run on the same thread (they can even share the same variables!) I understand that I/O operations are event-based so they don't block the main thread loop. ...