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Devise form within a different controller
I am using a devise gem for sign_in/sign_out procedures.
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Global access to Rake DSL methods is deprecated
I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line:
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Storing R.drawable IDs in XML array
I would like to store drawable resources' ID in the form of R.drawable.* inside an array using an XML values file, and then retrieve the array in my activity.
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Editing the git commit message in GitHub
Is there any way of online editing the commit message in GitHub.com , after submission?
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How does Chrome's “Request Desktop Site” option work?
For iOS google chrome, when a user hits the "Request desktop site" button what does the browser do to try to bring up a desktop site? I imagine some sort of header on the request that sites are looking for, or something similar?
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What is offsetHeight, clientHeight, scrollHeight?
Thought of explaining what is the difference between offsetHeight , clientHeight and scrollHeight or offsetWidth , clientWidth and scrollWidth ?
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Is leaked memory freed up when the program exits?
If I programmed — without knowing it — a memory leak, and the application terminates, is the leaked memory freed?
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Android phone orientation overview including compass
I've been trying to get my head around the Android orientation sensors for a while.
I thought I understood it. Then I realised I didn't. Now I think (hope) I have a better feeling for it again but I am still not 100%. I will try and explain my patchy understanding of it and hopefully people will be ...
Django URL Redirect
How can I redirect traffic that doesn't match any of my other URLs back to the home page?
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Rails: Adding an index after adding column
Suppose I created a table table in a Rails app. Some time later, I add a column running:
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