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Best practices with STDIN in Ruby?
I want to deal with the command line input in Ruby:
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Which is the fastest algorithm to find prime numbers?
Which is the fastest algorithm to find out prime numbers using C++? I have used sieve's algorithm but I still want it to be faster!
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How do I add 24 hours to a unix timestamp in php?
I would like to add 24 hours to the timestamp for now. How do I find the unix timestamp number for 24 hours so I can add it to the timestamp for right now?
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How To Set Up GUI On Amazon EC2 Ubuntu server
I'm using an amazon Ubuntu EC2 instance which is only has a command line interface. I want to setup UI for that server to access using remote desktop tools. Is there any way to apply GUI to the EC2 instance?
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Get Image size WITHOUT loading image into memory
I understand that you can get the image size using PIL in the following fashion
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How to automatically add user account AND password with a Bash script?
I need to have the ability to create user accounts on my Linux (Fedora 10) and automatically assign a password via a bash script(or otherwise, if need be).
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Numbering rows within groups in a data frame
Working with a data frame similar to this:
7 Answers
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Is it possible to start activity through adb shell? [duplicate]
I want to start activity through adb shell. So that I can launch a specific activity that is needed
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How do I create directory if none exists using File class in Ruby?
I have this statement:
7 Answers
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How to initialize a vector in C++ [duplicate]
I want to initialize a vector like we do in case of an array.
2 Answers
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