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Spring AOP vs AspectJ

...LTW (load-time weaving) or the AspectJ compiler. It uses the Proxy pattern and the Decorator pattern Spring-AOP Cons This is proxy-based AOP, so basically you can only use method-execution joinpoints. Aspects aren't applied when calling another method within the same class. There can be a little...
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Hibernate: hbm2ddl.auto=update in production?

... Also updating a db schema should be handled by the professionals ( dbas ). Recovering from a bad db change is difficult at best. Vova didn't mention it - but what happens if hibernate's update decides to drop a column and re-add it because the type or size chan...
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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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What is the point of interfaces in PHP?

...le inheritance. The issues with inheriting from multiple classes are many and varied and the wikipedia page on it sums them up pretty well. Interfaces are a compromise. Most of the problems with multiple inheritance don't apply to abstract base classes, so most modern languages these days disable...
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How to iterate over arguments in a Bash script

I have a complex command that I'd like to make a shell/bash script of. I can write it in terms of $1 easily: 8 Answers ...
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What does the red exclamation point icon in Eclipse mean?

...fferent search results on the Internet about "red exclamation point icons" and "red exclamation mark decorators" and "red bang icons," no doubt because lots of plugins and programming-related tools use red exclamation point icons. So, to be clear, this is the one I mean: ...
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What are Unwind segues for and how do you use them?

iOS 6 and Xcode 4.5 has a new feature referred to as "Unwind Segue": 6 Answers 6 ...
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What's the difference between size_t and int in C++?

...pe size_t where I would have used a simple int . What's the difference, and why size_t should be better? 5 Answers ...
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How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?

...tion signals usually have the following order (according to many MAN pages and the POSIX Spec): 6 Answers ...
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I lost my .keystore file?

... able to retrieve the source code, but not the .keystore file used to sign and publish my application to the market (with several updates). Am I, and my poor users, out of luck if I ever want to update? ...