The Runtime Theory

topic / computer-systems

Computer Systems

Connect source code to the process and machine that execute it.

Build the bridge from bits and data representation through compilation, linking, loading, memory layout, machine instructions, and system calls.

1 article · 1 video · 1 trace · 1 request flow · 1 interview · 5 total

Articles

computer systemsSep 25, 2026

A Program's Journey From Source Code to a Running Process

Follow compilation, linking, loading, address spaces, and the first instructions that turn a program into a running process.

Request Flows

request flow · 5 stagesFrom Source Code to a Running ProcessFollow source through translation and linking, then watch the operating system create the process that begins execution.

Videos

computer systemsSep 25, 2026

From Source Code to a Running Process

A planned whiteboard walkthrough follows a native program through compilation, linking, loading, address spaces, and startup.

Traces

trace 01 · hardwareTrace a Compiled Function CallFollow arguments, calling-convention state, a return address, a stack frame, and the return value across a native call.

Interviews

medium · t2What Is the Difference Between a Function Call and a System Call?A systems prompt about calling conventions, privilege boundaries, kernel services, and the source-level syntax that can hide them.

Explore adjacent

computer architecture operating systems programming language internals runtime execution data representation compilation and linking processes and address spaces

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