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How to save an activity state using save instance state?

I've been working on the Android SDK platform, and it is a little unclear how to save an application's state. So given this minor re-tooling of the 'Hello, Android' example: ...
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What is the difference between a framework and a library?

What is the difference between a framework and a library ? 19 Answers 19 ...
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Temporarily put away uncommitted changes in Subversion (a la “git-stash”)

... When I've got uncommitted changes from one task in my working copy and I need to switch to another task, I do one of two things: Check out a new working copy for the second task. or Start a branch: workingcopy$ svn copy CURRENT_URL_OF_WORKING_COPY SOME_BRANCH workingcopy$ svn switch SOME...
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Generate random numbers uniformly over an entire range

I need to generate random numbers within a specified interval, [max;min]. 17 Answers 1...
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Meaning of numbers in “col-md-4”,“ col-xs-1”, “col-lg-2” in Bootstrap

...ns in a .row, which has -15px margins. This avoids duplicating the padding and keeps the content lined up between nested and non-nested col classes. -- You didn't specifically ask about the xs, sm, md, lg usage, but they go hand-in-hand so I can't help but touch on it... In short, they are used t...
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In what cases could `git pull` be harmful?

I have a colleague who claims that git pull is harmful, and gets upset whenever someone uses it. 5 Answers ...
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Get the real width and height of an image with JavaScript? (in Safari/Chrome)

... Webkit browsers set the height and width property after the image is loaded. Instead of using timeouts, I'd recommend using an image's onload event. Here's a quick example: var img = $("img")[0]; // Get my img elem var pic_real_width, pic_real_height; $...
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Should I prefer pointers or references in member data?

..., as you mention, preventing the implementation of an assignment operator) and provide no benefits to what the class can provide. Example problems: you are forced to initialise the reference in each constructor's initialiser list: there's no way to factor out this initialisation into another func...
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Difference between $.ajax() and $.get() and $.load()

What is the difference between $.ajax() and $.get() and $.load() ? 9 Answers 9 ...
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How can I use threading in Python?

I am trying to understand threading in Python. I've looked at the documentation and examples, but quite frankly, many examples are overly sophisticated and I'm having trouble understanding them. ...