Reza Lavarian
Reza Lavarian

Reza Lavarian

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Series

The journey of a program to the CPU - A friendly guide for the curious coder

In this series, I'll talk about how computers run programs and handle multitasking, in plain English. Topics covered: OS, compilers, processes, multitasking, threads, CPU, and memory management.

Articles in this series

The Journey of a computer program to the CPU

Apr 7, 20219 min read

A computer program is a sequence of instructions for a computer to do a particular task. A task can be a simple as calculating a simple value or...

The Journey of a computer program to the CPU

CPU, how a bunch of transistors can understand and execute your code

Apr 7, 20218 min read

In the previous chapter, The Journey of a computer program to the CPU, we discussed how a program starts its journey to the CPU once it is opened. In...

CPU, how a bunch of transistors can understand and execute your code

Multitasking: the reason you can surf the web while listening to music

Apr 7, 202110 min read

In the previous chapter link, we discussed how the CPU fetches, decodes, and executes the instructions of a program. In this chapter, I'll continue...

Multitasking: the reason you can surf the web while listening to music

Memory management in the OS way

Apr 7, 20214 min read

In the previous post, Multitasking: the reason you can surf the web while listening to music, we discussed how the OS and the CPU team up to make...

Memory management in the OS way