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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,819 posts.

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2071

Why Python 3 Exists

This month I invited to Q&A at PuPPy [https://youtu.be/2XviXtxWKO8?list=PL4S0lvhXvdhIV2C28Ia_DeIeloBrsQBOW] (the Puget Sound Python users group) that eventually led to me explaining why Python 3 came into existence and the whole string/bytes deal. I ended up receiving a compliment on the explanation which

2095

Inheritance Often Doesn't Make Sense

There are three different types of inheritance going on. Ontological inheritance is about specialisation: this thing is a specific variety of that thing (a football is a sphere and it has this radius) Abstract data type inheritance is about substitution: this thing behaves in all the ways that thing does and has this…

2097

PostgreSQL: Jsonb has committed

Great news: PostgreSQL introduced jsonb support, which is real data type with binary storage and indexing ! This work is a confluence of two projects - our hstore and json, which were existed in PostgreSQL for years in somewhat incomplete forms - hstore (10 years old!) implements key-value storage…