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What does glLoadIdentity() do in OpenGL?

I'm new to OpenGL and I'm a little overwhelmed with all of the random functions that I have in my code. They work and I know when to use them, but I don't know why I need them or what they actually do. ...
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Android: HTTP communication should use “Accept-Encoding: gzip”

... That is a great and very helpful answer with all the details I needed. Thanks a lot. One comment: instead of addHeader I used setHeader. From what I understand this overwrites the existing "Accept-Encoding" if there is one. Not sure which approach is the right/better on...
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What's a correct and good way to implement __hash__()?

...be integers, and there aren't too many of them, I suppose you could potentially run slightly faster with some home-rolled hash, but it likely wouldn't be as well distributed. hash((self.attr_a, self.attr_b, self.attr_c)) is going to be surprisingly fast (and correct), as creation of small tuples is ...
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How to create your own library for Android development to be used in every program you write?

...e the same android library project, are two copies of the same library installed when both apps are installed on the same phone? – enigmaticPhysicist Jul 5 '14 at 7:36 ...
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Is HTML5 localStorage asynchronous?

... Nope, all localStorage calls are synchronous. share | improve this answer | follow | ...
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Django 1.7 - makemigrations not detecting changes

... may happen due to the following reasons: You did not add the app in INSTALLED_APPS list in settings.py (You have to add either the app name or the dotted path to the subclass of AppConfig in apps.py in the app folder, depending on the version of django you are using). Refer documentation: INST...
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.net implementation of bcrypt

...han BCrypt.dll or it will conflict with the new Windows API in Vista that calls functions in a 'bcrypt.dll', so if you have Bcrypt.net as Bcrypt.dll in your web app bin/ directory Windows won't be able to find the correct dll and you will get some cryptic errors. – thelsdj ...
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Initialize a long in Java

...need to append "L" to the end. It can be either uppercase or lowercase. All the numeric values are by default int. Even when you do any operation of byte with any integer, byte is first promoted to int and then any operations are performed. Try this byte a = 1; // declare a byte a = a*2; // y...
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CSS: transition opacity on mouse-out?

...pacity of 1. Then removeClass when clicked on again. I'm sure there's an all jQquery way to do this. I'm just not the guy to do it. :) So in it's most basic form... .slideDown().addClass("load"); .slideUp().removeClass("load"); Thanks for the help everyone. ...
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Meaning of …interface{} (dot dot dot interface)

Below is a piece of Go code I have question about. Specifically, what is a in this function? 2 Answers ...