...ortlets The packaging and deployment are essentially the same, WAR/EARs. Application Session exists in both Servlet and Portlet containers. It is one of the ways of of sharing data (crude Inter-Portlet Communication) from the render phase to the action phase (or any lower phases) in the portlet co...

I'm thinking of creating a multi-tenant app using MongoDB. I don't have any guesses in terms of how many tenants I'd have yet, but I would like to be able to scale into the thousands. ...

...in the shade. UPDATE May 20 2013: Very practical coverage of practical application and implications of this for cross-device stuff (think Xamarin Studio) in Tablet Show podcast with Atley Hunter. Key takeaway:- PCLs are a very useful constraint to impose on onself in cross-device scenarios. One ...

...de. For Silverlight and WPF, the MVVM pattern is more encompassing and can appear to act as a replacement for MVC (or other patterns of organising software into separate responsibilities). One assumption, that frequently came out of this pattern, was that the ViewModel simply replaced the controller...

... directories to search for imported modules. In your program, use sys.path.append('/path/to/search') to add the names of directories you want Python to search for imported modules. sys.path is just the list of directories Python searches every time it gets asked to import a module, and you can alter...

...rived from the abstract QEvent class, that represent things that have happened either within an application or as a result of outside activity that the application needs to know about. Events can be received and handled by any instance of a QObject subclass, but they are especially r...

I have a Fragment with a constructor that takes multiple arguments. My app worked fine during development, but in production my users sometimes see this crash: ...

I'm working on a Java EE web application with the following source code structure: 5 Answers ...

...ilosophy and openness of MeanJS and more the traction and modules/packages approach of MeanIO. Both are nice, and you'll end probably modifying them, so you can't really go wrong picking one or the other. Just take them as starting point and as a learning exercise. ALTERNATIVE “MEAN” SOLUTION...

...ifferent ability, it can also create classes on the fly. type can take the description of a class as parameters, and return a class. (I know, it's silly that the same function can have two completely different uses according to the parameters you pass to it. It's an issue due to backward compatibil...