Fixing A PDP-11/03 Power Supply Is Easy When You Understand It: After we last saw [David Lovett] of [Usagi Electric], he was knee-deep in trying to fix a DEC PDP-11/03 power supply, which fortunately led to a fixed PSU and a …read more https://t.co/wq8veM1kaT #hadtips https://t.co/IMq9I8n4A5

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Bell Labs is Leaving the Building: If you ever had the occasion to visit Bell Labs at Murray Hill, New Jersey, or any of the nearby satellite sites, but you didn’t work there, you were probably …read more https://t.co/BvoAXx1iF2 #hadtips https://t.co/3pkoZTqoZF

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640k Was Never Enough For Anyone: How DOS Broke Free: On modern desktop and laptop computers, there is rarely a need to think about memory. We all have many gigabytes of the stuff, and it’s just there. Our operating system …read more https://t.co/4eirPNbS4O #hadtips https://t.co/1CH4d9G1kC

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Simulating Cellular Biology in the Browser: [Technistuff] read a paper about simulating a “minimal” cell — apparently a cell with only 493 genes. This led to a goal: reproduce the simulation in TypeScript so it can …read more https://t.co/DjGYwHa6hz #hadtips https://t.co/rxHFkJ6mq5

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