... Your question is wrong, so to speak. What's happening here isn't "ampersand and colon", it's "ampersand and object". The colon in this case is for the symbol. So, there's & and there's :foo. The & calls to_proc on the object, and passes it as a block to the method. In Rails, to_proc ...

Is there anyway to implement a timer for JQuery, eg. every 10 seconds it needs to call a js function. 8 Answers ...

...e" (or any specific device if connected) to activate "Product → Archive" menu item. For some strange reason when any kind of iOS Simulator is selected, Archive is greyed out. share | improve this ...

...ndows installer there is a divider between the control buttons on the bottom and the main part of the form. Does anyone know how this would be done in winforms/.net? I've tried fiddling around with the border settings on Panel controls etc, but haven't been able to get the same result... ...

... operator before an iterable to expand it within the function call. For example: timeseries_list = [timeseries1 timeseries2 ...] r = scikits.timeseries.lib.reportlib.Report(*timeseries_list) (notice the * before timeseries_list) From the python documentation: If the syntax *expression appear...

I'm new to Python. I see : used in list indices especially when it's associated with function calls. 3 Answers ...

...a list of all the files in a directory, like with ls , so that each filename will be on a seperate line, without the extra details supplied by ls -l . I looked at ls --help and didn't find a solution. I tried doing ...

I have a question regarding the command plot(). 2 Answers 2 ...

I would like to create a vector in which each element is the i+6th element of another vector. 4 Answers ...

I need to create a repo named carboncake . 2 Answers 2 ...