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The latest blog posts to take off on Hacker News. 4,838 posts.

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2019
2402

The Origin of Banking (2016)

There is a just-so story that explains the existence of money. Before money, the story goes, we all had to barter for the goods we wanted. If I wanted wheat and had chickens, I needed to find someone who wanted chickens and had extra wheat. Money solves this “double coincidence” problem by letting me sell my chickens…

2409

AIs Named by AIs

Neural networks can be good at naming things, I’ve discovered. Recently I’ve been experimenting with a neural network called GPT-2, which OpenAI trained on a huge chunk of the internet. Thanks to a colab notebook implementation by Max Woolf, I’m able to fine-tune it on specific lists of data -

2420

Go Slices Are Fat Pointers

One of the frequent challenges in C is that pointers are nothing but a memory address. A callee who is passed a pointer doesn’t truly know anything other than the type of object being pointed at, which says some things about alignment and how that pointer can be used… maybe. If it’s a pointer to void ( void * ) then…

2427

Sysop Chat

Back in mid-90s before anyone I knew had an Internet connection, a few of us had modems and would use them to call bulletin board systems via the phone line. On these systems what to me seemed the main thing was discussions and chat. For the first time I could talk to other like-minded people, and just being able to…