Update cheatsheets

tldr/pg_config

@@ -0,0 +1,37 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pg_config
+
+> Display information about the installed PostgreSQL version.
+> More information: <https://www.postgresql.org/docs/current/app-pgconfig.html>.
+
+- Show the directory where PostgreSQL binaries are installed:
+
+`pg_config --bindir`
+
+- Show the directory for library files:
+
+`pg_config --libdir`
+
+- Show the directory for include files (C headers):
+
+`pg_config --includedir`
+
+- Show the directory for shared data files:
+
+`pg_config --sharedir`
+
+- Show the directory for locale data:
+
+`pg_config --localedir`
+
+- Display help:
+
+`pg_config {{[-?|--help]}}`
+
+- Display version:
+
+`pg_config --version`