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Prevent ViewPager from destroying off-screen views
... Pages beyond this limit will be recreated from the adapter when needed."
http://developer.android.com/reference/android/support/v4/view/ViewPager.html#setOffscreenPageLimit(int)
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Effect of a Bitwise Operator on a Boolean in Java
... of boolean type. I'd say for any other case the results are not defined:
http://java.sun.com/docs/books/jls/second_edition/html/expressions.doc.html#5228
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What is meaning of boolean value returned from an event-handling method in Android
...
From the documentation : http://developer.android.com/reference/android/view/View.OnTouchListener.html#onTouch(android.view.View, android.view.MotionEvent)
"True if the listener has consumed the event, false otherwise."
If you return true, the even...
Node.js on multi-core machines
... for (var i = 0; i < numCPUs; i++) {
cluster.fork();
}
} else {
http.Server(function(req, res) { ... }).listen(8000);
}
Workers will compete to accept new connections, and the least loaded process is most likely to win. It works pretty well and can scale up throughput quite well on a mu...
How to create your own library for Android development to be used in every program you write?
...ed tutorial of how to use the library at mobile.tutsplus.com. Link below:
http://mobile.tutsplus.com/tutorials/android/android-essentials-creating-android-compliant-libraries/
For Example I wanted to use the Pull To Refresh library by Chrisbanes at Github.com here https://github.com/chrisbanes/And...
Uninstall old versions of Ruby gems
...rvm/gems/ruby-2.1.1@project/cache/nokogiri-1.6.6.2.gem
For more detail:
http://blog.grepruby.com/2015/04/way-to-clean-up-gem-or-remove-old.html
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How to make CSS3 rounded corners hide overflow in Chrome/Opera
... can use a single pixel png image and even include it to the CSS to save a HTTP request.
#wrapper {
width: 300px; height: 300px;
border-radius: 100px;
overflow: hidden;
position: absolute; /* this breaks the overflow:hidden in Chrome/Opera */
/* this fixes the overflow:hidden in Chrome */
-webkit...
How do I copy SQL Azure database to my local development server?
...s script on your local database.
Method #3 is described in the Blog here: http://dacguy.wordpress.com/2012/01/24/sql-azure-importexport-service-has-hit-production/. There is a video clip with the process of transferring DB contents to Azure Blob storage as BACPAC. After that you can copy the file l...
An efficient compression algorithm for short text strings [closed]
...e.
For example, translating the URL into a bit stream, you could replace "http" with the bit 1, and anything else with the bit "0" followed by the actual procotol (or use a table to get other common protocols, like https, ftp, file). The "://" can be dropped altogether, as long as you can mark the ...
Rails 4 - Strong Parameters - Nested Objects
...> [:x, :y]})
Rails actually have pretty good documentation on this: http://api.rubyonrails.org/classes/ActionController/Parameters.html#method-i-permit
For further clarification, you could look at the implementation of permit and strong_parameters itself: https://github.com/rails/rails/blob/...