My Elasticsearch cheatsheet with example usage via rest api (still a work-in-progress)
ruanbekker
/ cheatsheet-elasticsearch.md
Last active
January 26, 2026 13:25
Elasticsearch Cheatsheet : Example API usage of using Elasticsearch with curl
Zearin
/ python_decorator_guide.md
Last active
March 10, 2026 15:21
The best explanation of Python decorators I’ve ever seen. (An archived answer from StackOverflow.)
NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.
If you are not into long explanations, see [Paolo Bergantino’s answer][2].
rgreenjr
/ postgres_queries_and_commands.sql
Last active
March 14, 2026 17:03
Useful PostgreSQL Queries and Commands
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| -- show running queries (pre 9.2) | |
| SELECT procpid, age(clock_timestamp(), query_start), usename, current_query | |
| FROM pg_stat_activity | |
| WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' | |
| ORDER BY query_start desc; | |
| -- show running queries (9.2) | |
| SELECT pid, age(clock_timestamp(), query_start), usename, query | |
| FROM pg_stat_activity | |
| WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' |