The standard functions abs() and labs() (declared in ) return the absolute value of int and long, respectively. You can use these functions in computations that need absolute values. For
The following loop is very inefficient: for (int j=0; j
Most compilers nowadays have several options that reduce compilation time considerably. These options include incremental build, precompiled header files, and cached header files. By default, these options are turned off.
Question: How do I call a form from another form using a command button? Answer: You can put code into the Click event of the command button that executes a
Question: In a FoxPro 6.0 application, I want to be able to push a button anddisplay a report on the screen. This report should be displayed in a new window,
Question: I have written a simple application with one form. I compiled the project as an .exe. My exe works fine if I am inside VFP, but when I make
The max() macro or template takes two values and returns the highest. What if you need to calculate the maximum of three values? You don’t need to write a special
Question: How can I write a function in C++ that would create a folder/subfolder on the hard-disk? Answer: Standard C or C++ don’t define such a function. However, most platforms
Question: Is there a macro that returns the name of a function which calls the macro? If not, how can I define such a macro? Answer: Yes and no. The