Artem questions

Artem answers

• Vectors in Java
• converting a date string into milliseconds in java [duplicate]
• Getting rid of `instanceof`
• How to start a java jar with administrators privileges on windows 7
• Concatenation operator (+) vs. concat() [duplicate]
• Detached Entity and Managed Entity
• How do I copy the contents of one ArrayList into another?
• Are JVMs guaranteed to run the GC before they throw OutOfMemoryError?
• Making a clone function without throwing CloneNotSupportedException exception in Java