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Index
C++ Cookbook
A Note Regarding Supplemental Files
Preface
About the Examples
Conventions Used in This Book
Using Code Examples
Comments and Questions
Safari Enabled
Acknowledgments
From D. Ryan Stephens
From Christopher Diggins
From Jonathan Turkanis
1. Building C++ Applications
Introduction to Building
Basic Terminology
IDEs and Build Systems
Toolset Overview
The GNU Compiler Collection (GCC)
Visual C++
Intel
Metrowerks
Borland
Comeau
Digital Mars
IDE Overview
Visual C++
CodeWarrior
C++Builder
Dev-C++
John, Paul, George, and Ringo
1.1. Obtaining and Installing GCC
Problem
Solution
Windows
Unix
Discussion
See Also
1.2. Building a Simple “Hello, World” Application from the Command Line
Problem
Solution
Discussion
See Also
1.3. Building a Static Library from the Command Line
Problem
Solution
Discussion
See Also
1.4. Building a Dynamic Library from the Command Line
Problem
Solution
Discussion
Symbol visibility
Passing libraries to the linker
Import libraries and module definition files
Exporting symbols from a DLL
Importing symbols from a DLL
Building DLLs with GCC
GCC 4.0’s -fvisibility option
Symbol Visibility with Metrowerks for Mac OS X
Command-line options
See Also
1.5. Building a Complex Application from the Command Line
Problem
Solution
Discussion
Searching for included headers
Passing libraries to the linker
Running your application
See Also
1.6. Installing Boost.Build
Problem
Solution
Discussion
1.7. Building a Simple “Hello, World” Application Using Boost.Build
Problem
Solution
Discussion
See Also
1.8. Building a Static Library Using Boost.Build
Problem
Solution
Discussion
See Also
1.9. Building a Dynamic Library Using Boost.Build
Problem
Solution
Discussion
See Also
1.10. Building a Complex application Using Boost.Build
Problem
Solution
Discussion
Library targets
Installation
Project organization
See Also
1.11. Building a Static Library with an IDE
Problem
Solution
Discussion
CodeWarrior
C++Builder
Dev-C++
See Also
1.12. Building a Dynamic Library with an IDE
Problem
Solution
Discussion
CodeWarrior
C++Builder
Dev-C++
See Also
1.13. Building a Complex Application with an IDE
Problem
Solution
Discussion
CodeWarrior
C++Builder
Dev-C++
See Also
1.14. Obtaining GNU make
Problem
Solution
Windows
Unix
Discussion
See Also
1.15. Building A Simple “Hello, World” Application with GNU make
Problem
Solution
Discussion
Make variables
Implicit Rules
Customization points
VPATH and the vpath directive
See Also
1.16. Building a Static Library with GNU Make
Problem
Solution
Discussion
See Also
1.17. Building a Dynamic Library with GNU Make
Problem
Solution
Discussion
See Also
1.18. Building a Complex Application with GNU make
Problem
Solution
Discussion
See Also
1.19. Defining a Macro
Problem
Solution
Discussion
See Also
1.20. Specifying a Command-Line Option from Your IDE
Problem
Solution
Discussion
1.21. Producing a Debug Build
Problem
Solution
Discussion
See Also
1.22. Producing a Release Build
Problem
Solution
Discussion
See Also
1.23. Specifying a Runtime Library Variant
Problem
Solution
Discussion
See Also
1.24. Enforcing Strict Conformance to the C++ Standard
Problem
Solution
Discussion
See Also
1.25. Causing a Source File to Be Linked Automatically Against a Specified Library
Problem
Solution
Discussion
See Also
1.26. Using Exported Templates
Problem
Solution
Discussion
See Also
2. Code Organization
Introduction
2.1. Making Sure a Header File Gets Included Only Once
Problem
Solution
Discussion
2.2. Ensuring You Have Only One Instance of a Variable Across Multiple Source Files
Problem
Solution
Discussion
2.3. Reducing #includes with Forward Class Declarations
Problem
Solution
Discussion
2.4. Preventing Name Collisions with Namespaces
Problem
Solution
Discussion
2.5. Including an Inline File
Problem
Solution
3. Numbers
Introduction
3.1. Converting a String to a Numeric Type
Problem
Solution
Discussion
See Also
3.2. Converting Numbers to Strings
Problem
Solution
Discussion
See Also
3.3. Testing Whether a String Contains a Valid Number
Problem
Solution
Discussion
See Also
3.4. Comparing Floating-Point Numbers with Bounded Accuracy
Problem
Solution
Discussion
3.5. Parsing a String Containing a Number in Scientific Notation
Problem
Solution
Discussion
See Also
3.6. Converting Between Numeric Types
Problem
Solution
Discussion
See Also
3.7. Getting the Minimum and Maximum Values for a Numeric Type
Problem
Solution
Discussion
4. Strings and Text
Introduction
4.1. Padding a String
Problem
Solution
Discussion
4.2. Trimming a String
Problem
Solution
Discussion
4.3. Storing Strings in a Sequence
Problem
Solution
Discussion
4.4. Getting the Length of a String
Problem
Solution
Discussion
4.5. Reversing a String
Problem
Solution
Discussion
4.6. Splitting a String
Problem
Solution
Discussion
4.7. Tokenizing a String
Problem
Solution
Discussion
See Also
4.8. Joining a Sequence of Strings
Problem
Solution
Discussion
4.9. Finding Things in Strings
Problem
Solution
Discussion
4.10. Finding the nth Instance of a Substring
Problem
Solution
Discussion
See Also
4.11. Removing a Substring from a String
Problem
Solution
Discussion
4.12. Converting a String to Lower- or Uppercase
Problem
Solution
Discussion
4.13. Doing a Case-Insensitive String Comparison
Problem
Solution
Discussion
4.14. Doing a Case-Insensitive String Search
Problem
Solution
Discussion
4.15. Converting Between Tabs and Spaces in a Text File
Problem
Solution
Discussion
4.16. Wrapping Lines in a Text File
Problem
Solution
Discussion
See Also
4.17. Counting the Number of Characters, Words, and Lines in a Text File
Problem
Solution
Discussion
See Also
4.18. Counting Instances of Each Word in a Text File
Problem
Solution
Discussion
See Also
4.19. Add Margins to a Text File
Problem
Solution
Discussion
See Also
4.20. Justify a Text File
Problem
Solution
Discussion
4.21. Squeeze Whitespace to Single Spaces in a Text File
Problem
Solution
Discussion
See Also
4.22. Autocorrect Text as a Buffer Changes
Problem
Solution
Discussion
See Also
4.23. Reading a Comma-Separated Text File
Problem
Solution
Discussion
4.24. Using Regular Expressions to Split a String
Problem
Solution
Discussion
5. Dates and Times
Introduction
5.1. Obtaining the Current Date and Time
Problem
Solution
Discussion
5.2. Formatting a Date/Time as a String
Problem
Solution
Discussion
See Also
5.3. Performing Date and Time Arithmetic
Problem
Solution
Discussion
5.4. Converting Between Time Zones
Problem
Solution
Discussion
5.5. Determining a Day’s Number Within a Given Year
Problem
Solution
Discussion
5.6. Defining Constrained Value Types
Problem
Solution
Discussion
6. Managing Data with Containers
Introduction
6.1. Using vectors Instead of Arrays
Problem
Solution
Discussion
See Also
6.2. Using vectors Efficiently
Problem
Solution
Discussion
How vectors work
Optimizing vector performance
6.3. Copying a vector
Problem
Solution
Discussion
6.4. Storing Pointers in a vector
Problem
Solution
Discussion
6.5. Storing Objects in a list
Problem
Solution
Discussion
See Also
6.6. Mapping strings to Other Things
Problem
Solution
Discussion
See Also
6.7. Using Hashed Containers
Problem
Solution
Discussion
See Also
6.8. Storing Objects in Sorted Order
Problem
Solution
Discussion
6.9. Storing Containers in Containers
Problem
Solution
Discussion
7. Algorithms
Introduction
7.1. Iterating Through a Container
Problem
Solution
Discussion
Using iterators
Iterator categories
See Also
7.2. Removing Objects from a Container
Problem
Solution
Discussion
See Also
7.3. Randomly Shuffling Data
Problem
Solution
Discussion
7.4. Comparing Ranges
Problem
Solution
Discussion
See Also
7.5. Merging Data
Problem
Solution
Discussion
7.6. Sorting a Range
Problem
Solution
Discussion
See Also
7.7. Partitioning a Range
Problem
Solution
Discussion
See Also
7.8. Performing Set Operations on Sequences
Problem
Solution
Discussion
See Also
7.9. Transforming Elements in a Sequence
Problem
Solution
Discussion
See Also
7.10. Writing Your Own Algorithm
Problem
Solution
Discussion
See Also
7.11. Printing a Range to a Stream
Problem
Solution
Discussion
8. Classes
Introduction
8.1. Initializing Class Member Variables
Problem
Solution
Discussion
See Also
8.2. Using a Function to Create Objects (a.k.a. Factory Pattern)
Problem
Solution
Discussion
See Also
8.3. Using Constructors and Destructors to Manage Resources (or RAII)
Problem
Solution
Discussion
8.4. Automatically Adding New Class Instances to a Container
Problem
Solution
Discussion
See Also
8.5. Ensuring a Single Copy of a Member Variable
Problem
Solution
Discussion
8.6. Determining an Object’s Type at Runtime
Problem
Solution
Discussion
See Also
8.7. Determining if One Object’s Class Is a Subclass of Another
Problem
Solution
Discussion
See Also
8.8. Giving Each Instance of a Class a Unique Identifier
Problem
Solution
Discussion
See Also
8.9. Creating a Singleton Class
Problem
Solution
Discussion
See Also
8.10. Creating an Interface with an Abstract Base Class
Problem
Solution
Discussion
8.11. Writing a Class Template
Problem
Solution
Discussion
See Also
8.12. Writing a Member Function Template
Problem
Solution
Discussion
See Also
8.13. Overloading the Increment and Decrement Operators
Problem
Solution
Discussion
See Also
8.14. Overloading Arithmetic and Assignment Operators for Intuitive Class Behavior
Problem
Solution
Discussion
See Also
8.15. Calling a Superclass Virtual Function
Problem
Solution
Discussion
9. Exceptions and Safety
Introduction
9.1. Creating an Exception Class
Problem
Solution
Discussion
9.2. Making a Constructor Exception-Safe
Problem
Solution
Discussion
See Also
9.3. Making an Initializer List Exception-Safe
Problem
Solution
Discussion
See Also
9.4. Making Member Functions Exception-Safe
Problem
Solution
Discussion
9.5. Safely Copying an Object
Problem
Solution
Discussion
See Also
10. Streams and Files
Introduction
10.1. Lining Up Text Output
Problem
Solution
Discussion
See Also
10.2. Formatting Floating-Point Output
Problem
Solution
Discussion
See Also
10.3. Writing Your Own Stream Manipulators
Problem
Solution
Discussion
10.4. Making a Class Writable to a Stream
Problem
Solution
Discussion
See Also
10.5. Making a Class Readable from a Stream
Problem
Solution
Discussion
See Also
10.6. Getting Information About a File
Problem
Solution
Discussion
10.7. Copying a File
Problem
Solution
Discussion
10.8. Deleting or Renaming a File
Problem
Solution
Discussion
See Also
10.9. Creating a Temporary Filename and File
Problem
Solution
Discussion
10.10. Creating a Directory
Problem
Solution
Discussion
See Also
10.11. Removing a Directory
Problem
Solution
Discussion
See Also
10.12. Reading the Contents of a Directory
Problem
Solution
Discussion
See Also
10.13. Extracting a File Extension from a String
Problem
Solution
Discussion
See Also
10.14. Extracting a Filename from a Full Path
Problem
Solution
Discussion
See Also
10.15. Extracting a Path from a Full Path and Filename
Problem
Solution
Discussion
See Also
10.16. Replacing a File Extension
Problem
Solution
Discussion
See Also
10.17. Combining Two Paths into a Single Path
Problem
Solution
Discussion
See Also
11. Science and Mathematics
Introduction
11.1. Computing the Number of Elements in a Container
Problem
Solution
Discussion
See Also
11.2. Finding the Greatest or Least Value in a Container
Problem
Solution
Discussion
11.3. Computing the Sum and Mean of Elements in a Container
Problem
Solution
Discussion
11.4. Filtering Values Outside a Given Range
Problem
Solution
Discussion
11.5. Computing Variance, Standard Deviation, and Other Statistical Functions
Problem
Solution
Discussion
11.6. Generating Random Numbers
Problem
Solution
Discussion
11.7. Initializing a Container with Random Numbers
Problem
Solution
Discussion
11.8. Representing a Dynamically Sized Numerical Vector
Problem
Solution
Discussion
11.9. Representing a Fixed-Size Numerical Vector
Problem
Solution
Discussion
11.10. Computing a Dot Product
Problem
Solution
Discussion
See Also
11.11. Computing the Norm of a Vector
Problem
Solution
Discussion
11.12. Computing the Distance Between Two Vectors
Problem
Solution
Discussion
11.13. Implementing a Stride Iterator
Problem
Solution
Discussion
11.14. Implementing a Dynamically Sized Matrix
Problem
Solution
Discussion
See Also
11.15. Implementing a Constant-Sized Matrix
Problem
Solution
Discussion
See Also
11.16. Multiplying Matricies
Problem
Solution
Discussion
See Also
11.17. Computing the Fast Fourier Transform
Problem
Solution
Discussion
11.18. Working with Polar Coordinates
Problem
Solution
Discussion
11.19. Performing Arithmetic on Bitsets
Problem
Solution
Discussion
See Also
11.20. Representing Large Fixed-Width Integers
Problem
Solution
Discussion
See Also
11.21. Implementing Fixed-Point Numbers
Problem
Solution
Discussion
12. Multithreading
Introduction
12.1. Creating a Thread
Problem
Solution
Discussion
See Also
12.2. Making a Resource Thread-Safe
Problem
Solution
Discussion
Using mutexes
Dangers
12.3. Notifying One Thread from Another
Problem
Solution
Discussion
12.4. Initializing Shared Resources Once
Problem
Solution
Discussion
12.5. Passing an Argument to a Thread Function
Problem
Solution
Discussion
13. Internationalization
Introduction
13.1. Hardcoding a Unicode String
Problem
Solution
Discussion
13.2. Writing and Reading Numbers
Problem
Solution
Discussion
See Also
13.3. Writing and Reading Dates and Times
Problem
Solution
Discussion
See Also
13.4. Writing and Reading Currency
Problem
Solution
Discussion
See Also
13.5. Sorting Localized Strings
Problem
Solution
Discussion
14. XML
Introduction
14.1. Parsing a Simple XML Document
Problem
Solution
Discussion
See Also
14.2. Working with Xerces Strings
Problem
Solution
Discussion
14.3. Parsing a Complex XML Document
Problem
Solution
Discussion
See Also
14.4. Manipulating an XML Document
Problem
Solution
Discussion
14.5. Validating an XML Document with a DTD
Problem
Solution
Discussion
See Also
14.6. Validating an XML Document with a Schema
Problem
Solution
Discussion
See Also
14.7. Transforming an XML Document with XSLT
Problem
Solution
Discussion
See Also
14.8. Evaluating an XPath Expression
Problem
Solution
Discussion
See Also
14.9. Using XML to Save and Restore a Collection of Objects
Problem
Solution
Discussion
15. Miscellaneous
Introduction
15.1. Using Function Pointers for Callbacks
Problem
Solution
Discussion
15.2. Using Pointers to Class Members
Problem
Solution
Discussion
See Also
15.3. Ensuring That a Function Doesn’t Modify an Argument
Problem
Solution
Discussion
See Also
15.4. Ensuring That a Member Function Doesn’t Modify Its Object
Problem
Solution
Discussion
15.5. Writing an Operator That Isn’t a Member Function
Problem
Solution
Discussion
15.6. Initializing a Sequence with Comma-Separated Values
Problem
Solution
Discussion
Index
About the Authors
Colophon
Copyright
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