How can you apply the visitor pattern if you don't control the object structure or if there isn't one to begin with.

How can you instantiate generic containers without the need to repeat the type parameters in the constructor call?

It's surprising how many developers don't know how to enable and use postmortem debugging under Windows. Here is a step by step instruction.

The usual way to synchronize thread access to a shared resource, is by convention or agreement through comments in the source code. The obvious risk is of course that you might forget or overlook this important hint, with the usual consequences of a corrupt or invalid data state. So how can we make sure that accessing a shared resource is synchronized?