tag

#process-lifecycle

3 posts

FreeDOSDeep Dive October 3, 2026 10 min read

DOS INT 23h: Control-C Handling, Vector Ownership, and Safe Cleanup

Understand when DOS invokes INT 23h, how process termination restores vectors, and how to design cancellation without unsafe DOS reentrancy.

#freedos#dos-api#interrupts

macOSDeep Dive October 3, 2026 8 min read

NSWorkspace on macOS: Launching Apps and Monitoring Their Lifecycle

Launch and observe macOS applications with NSWorkspace completion handlers, workspace notifications, coverage caveats, and process-identity checks.

#macos#appkit#nsworkspace

Shell & TerminalDeep Dive October 3, 2026 8 min read

PowerShell Background Jobs: Track State, Receive Results, and Clean Up

Manage PowerShell jobs from creation through completion, output collection, failure inspection, cancellation, and removal without leaking child processes.

#powershell#jobs#concurrency