johngerome
/ Fix mkmf.rb can't find header files <ruby.h path>
Last active
April 21, 2023 19:40
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| ``` | |
| ERROR: Error installing compass: | |
| ERROR: Failed to build gem native extension. | |
| current directory: /var/lib/gems/2.1.0/gems/ffi-1.9.10/ext/ffi_c | |
| /usr/bin/ruby2.1 -r ./siteconf20151118-18985-1l1bsx7.rb extconf.rb | |
| mkmf.rb can't find header files for ruby at /usr/lib/ruby/include/ruby.h | |
| extconf failed, exit code 1 |
rgreenjr
/ postgres_queries_and_commands.sql
Last active
November 20, 2024 11:35
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%' |