Advanced C++

Introduction to C++ Template Functions

Jeff Benshetler — Wed, 10 Dec 2014 16:43:08 +0000

Overview C++ provides two major mechanisms for code reuse: inheritance and templates. Templates can become complex so we are going to use function templates as a gentle introduction. Generally speaking, a function template applies the same algorithm to different data … Continue reading →

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C++ Threads Using Boost in 5 Minutes

Jeff Benshetler — Sun, 20 May 2012 01:48:39 +0000

C++ Threads Using boost::thread in 5 Minutes This post is the first in the new "5 Minute" series. Each post is accompanied by a 5min tutorial video on YouTube. I realized when looking for YouTube tutorials that I gravitate towards … Continue reading →

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Oh No! Big-O

Jeff Benshetler — Fri, 11 May 2012 18:41:31 +0000

Full Disclosure OK, before we go on I'm warning you: we're going to talk about Big-O notation. I know, I know, you hated it when you were in school, or, you've never heard of it. Bear with me. We're going … Continue reading →

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Lazy Evaluation Makes for Smart map

Jeff Benshetler — Thu, 10 May 2012 22:05:38 +0000

Lazy Evaluation Lazy evaluation delays the evaluation of an expression until its value is needed.1 Adding a mechanism to an stl::map that calculates the value based on the key adds optional lazy evaluation. This can be used to populate the … Continue reading →

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Function Pointers and Member Function Pointers

Jeff Benshetler — Thu, 10 May 2012 02:16:02 +0000

Material on function pointers and member function pointers is available in a variety of books and online sources. We're doing a review here because it makes understanding boost::function and boost::bind much easier. Function Pointers Given: [cpp] double sin(double theta); double … Continue reading →

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Overloading Using Non-type Template Parameters

Jeff Benshetler — Wed, 09 May 2012 23:50:05 +0000

Consider the following situation: you have data to process that naturally uses the same container for storage yet needs to be processed differently based on the data "type". For example, say you are processing digital audio data and that data … Continue reading →

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Visual Studio 11 Beta Problem - TRACKER error TRK0005, TRK0002

Jeff Benshetler — Wed, 09 May 2012 16:21:08 +0000

2012-05-20 This is an update to the original post of 2012/05/09 that was partially correct. The Problem When linking with VS11 Beta, you receive a TRACKER error of TRK0005 or TRK0002 referencing either rc.exe or mt.exe. This means that VS11 … Continue reading →

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Boost date_time Part 1

Jeff Benshetler — Tue, 08 May 2012 23:31:32 +0000

The C++ Boost date_time library wraps the vagaries of time, date, and high resolution timing into a single header file, #include <boost/date_time.hpp>. With all it does, it is relatively easy to use, and far easier than integrating your particular OS's … Continue reading →

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Boost shared_ptr Part 1

Jeff Benshetler — Tue, 08 May 2012 18:12:39 +0000

If there was any one library that I could not live without, it would be Boost's shared_ptr library. Used in combination with RAII, it simply prevents resource leaks. Yes, really. And the basic usage is simple. What shared pointers do … Continue reading →

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