jwbee

Make Ubuntu packages 90% faster by rebuilding them

TL;DR

You can take the same source code package that Ubuntu uses to build jq, compile it again, and realize 90% better performance.

Setting

I use jq for processing GeoJSON files and other open data offered in JSON format. Today I am working with a 500MB GeoJSON file that contains the Alameda County Assessor's parcel map. I want to run a query that prints the city for every parcel worth more than a threshold amount. The program is

tzhao11

Adjust Oculus (Meta) Quest 2 System Date/Time without Doing Factory Reset

TL;DR

adb shell service call alarm 2 i64 {current unix epoch * 1000}

Background