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IT Services Circle

Jul 10, 2023 · Fundamentals

The Story Behind Unix Epoch Time and the Y2K38 Problem

This article recounts how Ken Thompson and Dennis Ritchie devised the Unix Epoch Time as a simple integer timestamp, explains its advantages, the 32‑bit limitation leading to the Y2K38 issue, and describes the transition to 64‑bit timestamps in modern systems.

32-bit64-bitOperating Systems

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The Story Behind Unix Epoch Time and the Y2K38 Problem

Laravel Tech Community

Jan 13, 2021 · Fundamentals

Understanding 32‑bit and 64‑bit Architectures: Hardware, OS, and Software Differences

This article explains the relationship and differences among 32‑bit and 64‑bit hardware, operating systems, and applications, covering CPU families, Linux and Windows OS variants, compatibility layers, and how to identify architecture using simple commands.

32-bit64-bitCPU architecture

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Understanding 32‑bit and 64‑bit Architectures: Hardware, OS, and Software Differences