Closing WCF connection

You have all the necessary information at hand – the resulting Best Practice to use and properly close/abort all your WCF client proxies would be: YourClientProxy clientProxy = new YourClientProxy(); try { .. use your service clientProxy.Close(); } catch(FaultException) { clientProxy.Abort(); } catch(CommunicationException) { clientProxy.Abort(); } catch (TimeoutException) { clientProxy.Abort(); } Catching the FaultException handles … Read more

Why does an Entity Framework Connection require a metadata property?

Expanding on Randolpho’s answer: The metadata property specifically points to the location of the .SSDL (Storage Model,) .CSDL (Conceptual Model,) and .MSL (Mapping Model) files. These three files essentially are the Entity Data Model. The “res://” URI-style qualifier indicates that the files are embedded as resources in the compiled EDM assembly.

When to close Connection, Statement, PreparedStatement and ResultSet in JDBC

Personally I’d use a pool as this will take care of all of the resource management for you. If your connection requirements change then you can easily modify the pool configuration. With a pool in place you can open/close connections and prepared statements according to best-practice and leave the resource management to the pool. Typically, … Read more

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