Update cheatsheets

erl

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# erl
+
+> Run and manage programs in the Erlang programming language.
+> More information: <https://www.erlang.org>.
+
+- Compile and run sequential Erlang program as a common script and then exit:
+
+`erlc {{path/to/file1 path/to/file2 ...}} && erl -noshell '{{mymodule:myfunction(arguments)}}, init:stop().'`
+
+- Connect to a running Erlang node:
+
+`erl -remsh {{nodename}}@{{hostname}} -sname {{custom_shortname}} -hidden -setcookie {{cookie_of_remote_node}}`
+
+- Tell the Erlang shell to load modules from a directory:
+
+`erl -pa {{path/to/directory_with_beam_files}}`