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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 3,290 posts.

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2020
2109

J Notation as a Tool of Thought

Kenneth Iverson’s 1964 language, APL, won him the Turing Award. His award lecture, Notation as a Tool of Thought, argued that better notations would lead people to deeper insights about mathematics. He provided a number of examples ranging across linear algebra, arithmetic, probability, and logic. Unfortunately, most…

2115

A case for ending lockdown

Introduction [DISCLAIMER: The original author is a layperson without medical/scientific credentials and this post represents a best-effort attempt to synthesize relevant research and unpack the policy implications of the “lockdown” approach as compared with the proposed alternative.] [Note: See the very last section…

2124

The Infosec Apocalypse

The rise of tooling for vulnerability detection combined with pressure driven by Vendor Due Diligence is causing a massive enterprise freezeout for non-mainstream technologies across the board. Of particular concern is the impact this will have on the adoption of functional programming in enterprise and small business…

2128

Durability: NVMe Disks

Durability is the guarantee that data can be accessed after a failure. It seems like this should be very simple: either your system provides durable data storage, or it does not. However, durability is not a binary yes/no property, and instead should be defined as the kinds of failures you want your data to survive…