TODAYS TECH WORLD

Show HN: I wrote a script to bring Chrome DevTools to Android 2 by leohonexus | 1 comments on Hacker News.

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Show HN: PDF Highlight – label key phrases using pdf-lib and pdf.js 2 by _air | 0 comments on Hacker News.

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Show HN: Recipe for Roman Concrete 2 by ohiovr | 0 comments on Hacker News. These are things the Romans are experts at: wheat flour - bakers were some of the highest paid tradesmen, Rome thought often of bread. Wheat flour is a toughener. Gluten when mineralized, fossilized, and hardened is very tough. ash – fossilizer they lived in a volcanic region slacked lime and concentrated urea (like mule urine) – hardener and calcifier porous volcanic rock filler – makes it more economical, it improves compressive strength red cabbage juice – neutrality indicator – an emperor once abdicated his throne to grow cabbages. water - They were on a long thin peninsula and watched water a lot The preparation process: Add 1 parts slacked lime 4 parts sifted, Italian volcanic ash to enough water to make a crumbly paste in the mixer. Add enough durum wheat flour in the mixer to make a heavy rustic dough consistency. Mix in some porous rock. It will begin to harden all by itself so don’t let it stand to...

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Show HN: Tamagui – Universal React design systems optimized for native and web 6 by nwienert | 1 comments on Hacker News.

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