c++ by example

a list of c++ examples increasing in complexity exercising useful components used in the industry

gradually increasing in difficulty to help those wishing to learn c++ development

01 hello cpp

• basic structure of every c++ program
• shows basic CMakeLists.txt file

02 data and variables

• types
• ranges

03 functions

• using basic functions
• creating your first function

04 cmdline

• processing the command line arguments
• conditionals and function calls
• conventions

05 structures

• holding data in structures
• passing structure around
• concerns (size)

06 arrays

• keeping all the data together

07 operators

• arithmetic
• assignment
• comparison
• logical

08 pointers

• memory allocation
• basic string
• strlen

09 conditionals

• if then / if then else
• conditional assignment / ternary operator

10 loops

• for
• while
• repeat until
• range-based / foreach loops

11 switch

12 demo: ATM machine

• sample program

13 timers

• multi threads with timers

14 state machine

• basic state machine

15 demo: coke machine

• sample state machine with timers

16 singletons

17 the central core

18 threads

• mutexes
• semaphores
• thread safe objects

19 observables and loose coupling

20 sockets

• server
• client

21 stock symbol and ticks

• observable object

22 financial portfolio

• observes the stock object for each position
• dependency driven calculations