Can we expose interfaces in Ruby like we do in java and enforce the Ruby modules or classes to implement the methods defined by interface. ...

I have been trying to sort out how to center an oversized image within a div using css only. 11 Answers ...

How do you calculate the optimal blocksize when running a dd ? I've researched it a bit and I've not found anything suggesting how this would be accomplished. ...

Using adb shell to clear application data 7 Answers 7 ...

I have a tooltip for a Label and I want it to stay open until the user moves the mouse to a different control. 10 Answers ...

I have written a Python script that checks a certain e-mail address and passes new e-mails to an external program. How can I get this script to execute 24/7, such as turning it into daemon or service in Linux. Would I also need a loop that never ends in the program, or can it be done by just havin...

I am looking for a command line solution that would return me the primary (first) IP address of the localhost, other than 127.0.0.1 ...

I want to collect the items in a stream into a map which groups equal objects together, and maps to the number of occurrences. ...

I want to keep a backup of all my MySQL databases. I have more than 100 MySQL databases. I want to export all of them at the same time and again import all of them into my MySQL server at one time. How can I do that? ...

React is able to render custom attributes as described at http://facebook.github.io/react/docs/jsx-gotchas.html : 15 Answ...