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The code listings for the November 1999 issue of C/C++ Users Journal
include source code for Ronald Huss's Concise Method for Evaluating
Derivatives, Carlos Moreno's FIR digital filters, and Ivan Johnson's
method of using templates for efficient dynamic type checking. Also
included are listings from Chuck Allison's column, import java.*, Dan
Saks' column, C++ Theory and Practice, Bobby Schmidt's column, Uncaught
Exceptions, and Letters to the Editor.
Below are descriptions of the source code in the current issue of C/C++
Users Journal. You may click on highlighted filenames in the description
to download individual files by FTP, or download the
entire source code
for the current issue. Updates
to previous issues' source code and a listing
of archived source code are also available.
| File Descriptions for
November
1999
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pumar.zip
Ronald Huss, Mark A. Pumar, and Robert L. Rudin
A Concise Method for Evaluating Derivatives
feed.h not listed, Header file for class CFeed and non-
member operations. Partially listed
as Figure 1 in magazine
feed.cpp not listed, Implementation file for class CFeed
and non-member operations. Partially
listed as Figure 2 in magazine
feedtest.cpp Figure 3, Example usage of CFeed class
moreno.zip
Carlos Moreno Constructing FIR Filters with valarray
FIR.h not listed, FIR filter implementation,
partially listed as Figure 2 in
magazine
filter_types.h not listed, structs for specifying specific
filter types and their frequency
responses in constructing an FIR
filter, partially listed as Figure
3 in magazine
conversions.h not listed, Supplies needed conversions between
numeric types, partially listed as
Figure 4 in magazine
Signals.h not listed, Signal class implementation,
partially listed as Figure 5 in
magazine
benchmark.c not listed
benchmark.cpp not listed
Equalizer_demo_readme.txt not listed Explains how to run demo program
Matrix.h not listed, Defines matrix class required
to build FIR filter
Matrix.cpp not listed, Implements matrix class required
to build FIR filter
johnson.zip
Ivan J. Johnson Templates for Efficient Dynamic Type Checking
cast.h Listing 1, The assert_cast function templates
alt_cast.h Listing 2, Template class workarounds for compiler
template argument deduction and overload
resolution problems
democast.cpp not listed, A file that tests the template-handling
capabilities of your compiler. If it
does not compile, you may have to
use alt_cast.h
allison.zip
Chuck Allison import java.*: Object-Oriented Programming in Java
Employee.java Figure 1, A simple Employee class
EmployeeTest.java Figure 2, Illustrates upcasting and dynamic binding
DownCastTest.java Figure 4, Illustrates instanceof and Downcasting
ArrayListTest.java Figure 5, Illustrates upcasting and downcasting
with a collection
AEmployee.java Figure 7, An abstract Employee class
HourlyEmployee.java Figure 8, The HourlyEmployee class
EmployeeTest2.java Figure 9, Testing the employee class hierarchy
OverDemo.java Figure 10, Shows both overriding and overloading
saks.zip
Dan Saks C++ Theory and Practice: Standard C++ as a High-Level Language?
get_token.cpp Listing 1, A get_token function that scans
indentifiers and newlines directly
from standard input
cref.cpp Listing 2, A version of the cross-reference program
using streams, strings, maps, and vectors
schmidt.zip
Bobby Schmidt Uncaught Exceptions: Paper or Plastic
test.c Listing 1, Functions to extract a filename with
accompanyting test program
letters.zip
(Mario?) Andrew We Have Mail
shutdown.c Listing 1, A process shutdown technique that uses
WaitForSingleObject
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