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Securely storing environment variables in GAE with app.yaml

I need to store API keys and other sensitive information in app.yaml as environment variables for deployment on GAE. The issue with this is that if I push app.yaml to GitHub, this information becomes public (not good). I don't want to store the info in a datastore as it does not suit the project...
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How do I check if a list is empty?

... Playing devil's advocate. I don't understand why this idiom is considered pythonic. 'Explicit is better then implicit', correct? This check doesn't seem very explicit about what is is checking. – James McMahon Nov 22 '11 at 6:1...
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Duplicating a MySQL table, indices, and data

How do I copy or clone or duplicate the data, structure, and indices of a MySQL table to a new one? 10 Answers ...
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How to set a cookie for another domain

Say I have a website called a.com , and when a specific page of this site is loaded, say page link, I like to set a cookie for another site called b.com , then redirect the user to b.com . ...
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EditText underline below text property

... Also works on Xamarin for Android, in your custom renderer OnElementChanged you can do Control.Background.SetColorFilter(Android.Graphics.Color.White, PorterDuff.Mode.SrcIn); – David Conlisk Feb 16 '16 at 12:33 ...
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Overloading and overriding

What is the difference between overloading and overriding. 12 Answers 12 ...
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How do I add a simple onClick event handler to a canvas element?

... images) that are drawn have no representation besides the pixels they use and their colour. Therefore, to get a click event on a canvas element (shape), you need to capture click events on the canvas HTML element and use some math to determine which element was clicked, provided you are storing th...
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How to use base class's constructors and assignment operator in C++?

I have a class B with a set of constructors and an assignment operator. 5 Answers 5 ...
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What open source C++ static analysis tools are available? [closed]

...ry good open source static analysis tools such as FindBugs , Checkstyle and PMD . Those tools are easy to use, very helpful, runs on multiple operating systems and free . ...
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Copy / Put text on the clipboard with FireFox, Safari and Chrome

...dData object to access the clipboard. How can I do that in FireFox, Safari and/or Chrome? 19 Answers ...