I'm looking to write preferences that can be applied to both 3.0 and pre-3.0 devices. Discovering that PreferenceActivity contains deprecated methods (although these are used in the accompanying sample code), I looked at PreferenceFragement and the compatibility package to solve my woes. ...

I'm working on getting my database to talk to my Java programs. 38 Answers 38 ...

I am writing a simple web application to call a stored procedure and retrieve some data. Its a very simple application, which interacts with client's database. We pass employee id and company id and the stored procedure will return employee details. ...

I am trying to find an item index by searching a list . Does anybody know how to do that? 22 Answers ...

I have read around 4-5 books on design patterns, but still I don't feel I have come closer to intermediate level in design patterns? ...

What are the differences in implementing interfaces implicitly and explicitly in C#? 12 Answers ...

I am using Eclipse 3.5 and I have created a project with some package structure along with the default package. I have one class in default package - Calculations.java and I want to make the use of that class in any of the package (for instance in com.company.calc ). When I try to make the use of...

I made a usercontrol in my project, and after building project, I need to put it in my toolbox, and use it as a common control. but i can't. the UserControl is in my project namespace, and I tried Choose Item in right click menu, but I didn't find a way to add it. ...

I ran this in debug mode, and I attach an image with the details of the exception. How can I know what went wrong? I was trying to inset data in a table. Can't azure give me more details? ...

I have a Node.js app hosted on Heroku. Every time I do a git push heroku I get the following error: 39 Answers ...