Viewing profile — frhack

If games work, why not gamify your idea? The printer and paper approach doesn't work well for people on the move. We need a pure online version that's accessible from everywhere: h…

Starting from zero saves memory. If I have a variable used as an index for an array of 256 elements, starting from 0 allows me to store it in a single byte. If I start from 1, I ne…

Artificial Intelligence will replace many jobs and business. So the race is on to become the main AI providers of the future. For the big players this is an opportunity and a neces…

I use cat a lot. It allows me to remember less switches of other commands, and simplify syntax of complex commands (pipes chain) I treat cat as a stream-fier: given a file it creat…

here is the my version in XML + XSLT https://regexp.s3.amazonaws.com/elechi.xml

Quickly Compare Data in Two Tables Using CHECKSUM and CHECKSUM_AGG https://sqlundercover.com/2018/12/18/quickly-compare-data-in...

No lambda ?

I suspect that global warming is growing at an exponential rate. It would surprise me if it weren't so. Every effect of global warming contributes to fueling it. If it is indeed ex…

According to Erik Meijer TDD is not the way at all. https://youtu.be/2u0sNRO-QKQ

Why syncronous protocol ?

If BTC sneezes because mining is prohibited, proof of stake cryptocurrency stay health.

Coinbase is not BTC only. The crypto market cap is growing exponentially since 2015 Today BTC is only 46.3% of the total market cap, BTC is proof of work, while the future is proof…

Very interesting, but can anyone explain the underlying technology? There are no free lunches. Here we have sql join on time series data. Very cool, but is it really sustainable?