This code will generate code to do a column-by-column comparison against a table, assuming that you are joining the inserted table (aliased as “i”) with the deleted table (aliased as
If you need a garbage collector, you can either install one or implement it by yourself. Which type of garbage collection should you use? A conservative garbage collector and a
Applications that are free from memory leaks but perform dynamic memory allocation and deallocation frequently tend to show gradual performance degradation if they are kept running for long periods. Finally,
Templates can have default type parameters. The compiler uses these default types when you don’t provide them explicitly in a template instantiation. For example: template < class T1=char, class T2=char
Hardcoded literal strings can become a serious maintenance problem. Suppose you have numerous message boxes in your application that display a hardcoded text message and you want to change that
Question: I have written an applet which uses a Graphics object to draw movingcircles. However, when multiple threads accesses the same Graphics object,the circles disappear after being on screen for
Question: I have been looking everywhere for information on HashMaps,particularly how to put one hash map into another HashMap. Answer: This is where the expression RTFM (Read That Fine Manual)
Question: Only Objects can be popped from, or push onto, a stack. That means Ihave to wrap a primitive data type, such as int, with something akin toInteger before pushing
Question: How do I determine if a Unix process has stopped writing to a file,so that my Java program can start reading it? Answer: If you are not able to