July 30, 2020 At the time when I developed C++ - and before that when Ken Thompson and
For an overview, see
24 years after, I felt I had something to contribute based on my experience. Baumann, M. Feliciano, F. L. Bauer, and K. Samuelson, Tested on the sample source code above on Ubuntu 18.04 with GNU indent 2.2.11 and GNU Emacs 25.2.2 started with So far, it worked for many hundreds of students.
while visiting MIT in the other Cambridge. but I had experts such as
For an ambitious project to make C++ easier to use and safer without damaging its efficiency or flexibility, see
a comparison function). As time passes, Java will grow
Examples are Algorithms and theory, Systems, Software, and Information and intelligent systems. In old versions of the C language, argument types needed to be declared on the subsequent line (i.e., just after the header of the function):
Suggested advantages of this style are that the starting brace needs no extra line alone; and the ending brace lines up with the statement it conceptually belongs to. A class is the representation of an idea, a concept, in the code. However, statements like these are very misleading:
Thus generality is essential, and proprietary features are seen as limiting
In addition to the classical and essential foundations of computer science, such as algorithms, data structures, and machine architecture, we include repeated exposure to practical topics and projects. I was very surprised when Jeremy Siek first showed me the compile-time
is so weak that there is an advantage to using C instead. In computing, that means knowing your basic algorithms, data structures, system issues, etc., and the languages needed to apply that knowledge. enables the C++ programmer to use
The generality - and efficiency - of the facilities provided turned out to
This didn't happen. and generic programming
defined
such as locks, sockets, and files. supported in the languages with which C++ is most often compared; e.g. comparison
see the ISO C++ committee's
solutions to specific problems - has remained with C++ and has served its
Like Windows, it is a proprietary commercial platform. I was careful not to patent or trademark anything to do with C++. but real benefits to real programmers resulted, and still result today. For example, the invariant
loss of efficiency). “I wanted very great freedom of expression, very great generality. a file handle closes the file opened by the constructor:
Good students need to be challenged! There are people who stick to a restricted subset of C++ for perfectly good reasons,
I did explicitly aim for generality: "I'm not interested in a language that can only do what I can imagine" and for efficiency "a facility must not just be useful, it must be affordable." Project-based work is good for that. Also, no, I will not suggest "a good project for a student to work on". a wider
However, I agree with this specific criticism to the extent that in my own teaching, I emphasize memory layout and size of objects.
Let me first narrow the scope of my answer to those who will eventually go into industry and take part in software development in some capacity.
several-year-old information. A programmer may even go as far as to insert closing braces in the last line of a block.
two (or more) device drivers with a common interface:
This kind of thinking is particularly useful for classes that manage resource,
I prefer C++/CLI as a shorthand for "The CLI extensions to ISO C++". the series of papers I wrote about this:
internal tree representation of each class, function, etc. What you must do - in any language - is to pick a subset,
The loop could be further simplified by using the new range for statement: to our
language and library documentation together with sample code are not good
I see computer science as ideally an applied (engineering) discipline and see too many people disregarding either the theoretical or the practical parts. what benefits you can expect (and which you shouldn't expect) from a technique. The aim is to instill a degree of professionalism; to get to the point where the students can write software suitable for the use by others than themselves. cause serious problems to a large section of the C/C++ community,
Maybe we’ll get it for 23 or 26, but things move slowly when you’re moving a really massive community. techniques were part of the inspiration of the STL and the use of function
containers and algorithms over containers) and for templates that
of C++ constructs before outputting C.
these facilities cannot use even basic .Net facilities
Standard C++ and the design and programming styles it supports owe a debt
Two kinds of messages have a relatively high chance of getting lost: homework
),
A good comparison of major programming languages requires
C++ is the one of … Elaborating in a later answer, Stroustrup adds “I’m not a great fan of template meta-programming.
with their intent.
If you are already an experienced programmer and want a quick overview of what C++ has to offer, consider
I could have stayed in AT&T Labs research center in Florham Park, NJ forever, but the interesting problems from the engineering and development areas werent coming the way they used to do. Bjarne Stroustrup is a leading figure in modern software development. object-oriented programming, and few of the languages and tools from that
In Texas A&M Universitys Computer Science and Engineering department, we just revised our undergraduate program.
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