I am running vagrant 1.4 and virtual box 4.3 on fedora 17 machine. When I do "vagrant up", I get this error: 32 Answers...

I have an array of numbers and I'd like to create another array that represents the rank of each item in the first array. I'm using Python and NumPy. ...

What is a smart pointer and when should I use one? 14 Answers 14 ...

this might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects? ...

I have a laptop running Ubuntu that I would like to act as a Subversion server. Both for myself to commit to locally, and for others remotely. What are the steps required to get this working? Please include steps to: ...

What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around. ...

I have been using a shell script as part of my Xcode build process to increment the build number within the plist file, however it's making Xcode 4.2.1 crash frequently (with an error about the target not belonging to a project; I'm guessing the changing of the plist file is confusing Xcode in s...

I would like to be able to fetch a web page's html and save it to a String , so I can do some processing on it. Also, how could I handle various types of compression. ...

What are all the array initialization syntaxes that are possible with C#? 16 Answers 1...

I wrote this function to read a line from a file: 16 Answers 16 ...