I have a shopping cart that displays product options in a dropdown menu and if they select "yes", I want to make some other fields on the page visible. ...

I am in the middle of designing a highly-scalable application which must store a lot of data. Just for example it will store lots about users and then things like a lot of their messages, comments etc. I have always used MySQL before but now I am minded to try something new like couchdb or similar w...

I have an insert query (active record style) used to insert the form fields into a MySQL table. I want to get the last auto-incremented id for the insert operation as the return value of my query but I have some problems with it. ...

I'm having a really frustrating issue: Rake is being dumb. 19 Answers 19 ...

I understand that this question has been asked before, but most of the time it is asked in relation to a specific database or table. I cannot find an answer on this site that describes the two engines and their differences without respect to someones specific database. ...

I have a form with many input fields. 26 Answers 26 ...

Is it possible to convert a .pfx (Personal Information Exchange) file to a .cer (Security Certificate) file? Unless I'm mistaken, isn't a .cer somehow embedded inside a .pfx? I'd like some way to extract it, if possible. ...

Is there a way that I can get the last value (based on the '\' symbol) from a full path? 18 Answers ...

How do I remove the close button (the X in the top-right corner) on a dialog box created by jQuery UI? 23 Answers ...

I'm trying to force the "portrait" mode for my application because my application is absolutely not designed for the "landscape" mode. ...