I'm working on an android application, and I have a drawable that I'm loading up from a source image. On this image, I'd like to convert all of the white pixels to a different color, say blue, and then cache the resultant Drawable object so I can use it later. ...

I need a list of countries, states & cities based on a collection of lat/long values I have. I need to store this information in a manner that hierarchy is preserve and without duplicates (e.g. "USA" and "United States" and "United States of America" are the same country; I only want one instance of...

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...rent version of ruby is ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.5.0] but I want to update it to the latest patch level using rvm. How can I do this? ...

I've got a PostgreSQL data base that I'd like to configure to accept all incoming connections regardless of the source IP address. How can this be configured in the pg_hba.conf file? I'm using postgreSQL version 8.4. ...

How can I convert, in Java, the ASCII code (which is an integer from [0, 255] range) to its corresponding ASCII character? ...

What is the class sr-only used for? Is it important or can I remove it? Works fine without. 6 Answers ...

I would like to append a string to the start of each value in a said column of a pandas dataframe (elegantly). I already figured out how to kind-of do this and I am currently using: ...

Does this code always evaluate to false? Both variables are two's complement signed ints. 11 Answers ...

I'm trying to take a file that looks like this: 6 Answers 6 ...