... Looking for answers to this problem, I stumbled upon this link It seems that Hibernate/JPA isn't able to automatically create a value for your non-id-properties. The @GeneratedValue annotation is only used in conjunction with @I...

I'm trying to make a gridview with two columns. I mean two photos per row side by side just like this image. 2 Answers ...

...e multi-language database? To create localized table for every table is making design and querying complex, in other case to add column for each language is simple but not dynamic, please help me to understand what is the best choose for enterprise applications ...

This is supposed to be a working project from my friend. He demonstrated the project right in front of me, and then I copied the project, imported it as an existing maven project (I'm using m2eclipse plugin). ...

I'm trying to get a list of all the sockets/clients that are currently connected. 26 Answers ...

I have a foreground service setup in Android. I would like to update the notification text. I am creating the service as shown below. ...

...s there any fast way to get all subarrays where a key value pair was found in a multidimensional array? I can't say how deep the array will be. ...

My switch-case statement works perfectly fine yesterday. But when I run the code earlier this morning eclipse gave me an error underlining the case statements in color red and says: case expressions must be constant expression, it is constant I don't know what happened. Here's my code below: ...

I'm seeing the following exception in crash logs: 22 Answers 22 ...

I'm trying to create an application where I can get/set data in specific users accounts and I was tempted by Firebase. 8 An...