May 5, 2000

Generate Audit Table Trigger Code

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

Models of Garbage Collectors

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

Preventing Memory Fragmentation

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,

Default Arguments in a Template Instantiation

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

Avoid Hardcoded Literal Strings

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

Multiple Drawing Threads

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

A HashMap of HashMaps

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)

Determining Stack Content Type

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