devxlogo

March 25, 1999

Command Line Parameters

Question: I want to write a DOS program that takes command line parameters and uses them in the program.For example, if the program was comline.exe and you typed in the

Void Pointer and -> Operator

Question: I am a beginner to C++ and have looked into several resources but still have some questions. Can you tell me what a void pointer is and what it

Strings

Question: How can I convert integers to strings? I’m using a gcc compiler under Solaris 2.6. itoa, which I used in VC++, doesn’t work. By the way, how can I

Short Vs. Int and Number Conversion

Question: 1) What is the difference between a int and a short variable? 2) How do I convert a number to binary from decimal? Answer: 1. Depending on the platform,

More about sizeof() operator

Question: I’m using the sizeof() operator to find the length of my integers just like the Q&A section said, but it consistently returns a 4 regardless of integer length. What

Displaying a date

Question: I have a date stored as an integer — days from 1/1/1900. iis there an algorithm out there to display the day, month, and year? Or is there an

MFC vs. VB?

Question: I am not new to C++, but I am new to VC++. The question I have pertains to the usability of MFC versus the ease and power of VB.

List Files With FileSystemObjects

One of Visual Basic’s handiest functions is the Dir function, which allows you to find all the files with a given filespec. VBScript does not have an identical function, but

Display the Stack Trace

The stack trace is a useful debugging tool that you’ll normally take advantage of when an exception has been thrown. It provides information on the execution history of the current