Tip Bank

DevX - Software Development Resource

Device Driver Files

Question: I plan to clean up my laptop. Before doing so, I’d like to copy all necessary device driver files to a separate diskette. How do I track down all

DevX - Software Development Resource

Obtaining a Reference to an Object

In Java, you can obtain a reference to an object in three ways. First, you can obtain it from the new operation. The new operation instantiates an object of a

DevX - Software Development Resource

Comparing Strings Efficiently

The standard string class offers three versions of the overloaded == operator: bool operator == (const string& left, const string right); bool operator == (const char* left, const string right);

DevX - Software Development Resource

Designing Legacy Code Wrapper Classes

In many systems, legacy C code is combined with newer C++ code. A common (yet wrong) practice is to wrap the C functions in a single C++ class and create

DevX - Software Development Resource

Phases of Construction

The construction of an object consists of several phases, including constructing its base and embedded objects, assigning a this pointer, creating the virtual table, and invoking the constructor’s body. The

DevX - Software Development Resource

Reduce Filtering Frustration

This code works wonders to reduce flicker and lessen your frustration. Place a timer on the form (tmr_Timer) and set the Interval to 1000. Set Enabled to False, then place

DevX - Software Development Resource

Set Default Font for New Controls

When you place controls on a form, the Font properties of all the controls default to a sans serif font rather than a default font that you specify. To avoid

DevX - Software Development Resource

Determing RGB values

Question: Is there an easy way of determining the RGB values when you have the long value of a color (for example, a “reverse” RGB(x,y,z) function)? Answer: You can make

DevX - Software Development Resource

How can I tell if Word is running

Question: Using Pb 6.5 and Windows 95, how can I tell if Word is running in the background? Answer: This is a difficult answer depending on if you know what