Chapter 14. Threads

 

At some point, you have to jump out of the plane under the assumption that you can get the parachute sewn together in time to deploy it.

 
 --Jack Rickard

We usually write programs that operate one step at a time, in a sequence. In the following picture, the value of a bank balance is fetched, it is increased by the value of the deposit, and then it is copied back into the account record:

Threads

Real bank tellers and computer programs go through similar sequences. In a computer, a sequence of steps executed one at a time is called a thread. This single-threaded programming model is the one most programmers use.

In a real bank, more than ...

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