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How to call a stored procedure from Java and JPA

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. ...
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How to find index of list item in Swift?

I am trying to find an item index by searching a list . Does anybody know how to do that? 22 Answers ...
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

I'm working on getting my database to talk to my Java programs. 38 Answers 38 ...
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C# Interfaces. Implicit implementation versus Explicit implementation

What are the differences in implementing interfaces implicitly and explicitly in C#? 12 Answers ...
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How to solve error message: “Failed to map the path '/'.”

I've searched and searched on Google, and I can't find anything that even seems applicable to my situation, let alone solves the problem. It doesn't matter which address in my website I try to navigate to (even addresses that don't exist give this error instead of a 404), I get the exact same messag...
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How to study design patterns? [closed]

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? ...
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How to import a class from default package

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...
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Error: Jump to case label

I wrote a program which involves use of switch statements... However on compilation it shows: 4 Answers ...
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How to put a UserControl into Visual Studio toolBox

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. ...
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How do I use reflection to call a generic method?

What's the best way to call a generic method when the type parameter isn't known at compile time, but instead is obtained dynamically at runtime? ...