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@jwbee
jwbee / jq.md
Last active April 27, 2025 11:31
Make Ubuntu packages 90% faster by rebuilding them

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

@wxguy
wxguy / wgrib2_auto_compile_script.sh
Last active December 27, 2024 18:47
A small bash script to compile wgrib2 from source on Ubuntu OS...
#!/bin/bash
# License for this script is GNU 2
# A small bash script to download, compile and install latest wgrib2 from source.
# I have written this script so that I can automate the proceedure whenever I change Linux OS
# Make it executable before running the script using'chmod +x ./wgrib2_auto_compile_script.sh'
# Ensure to run the script with sudo (sudo ./wgrib2_auto_compile_script.sh) or under root environment