Добавить Linux/users.md

Linux/users.md

@@ -0,0 +1,12 @@
+# Popular Linux user actions
+
+## Add nologin, no home user (for running services)
+
+```bash
+useradd --no-create-home --shell /usr/sbin/nologin user_name
+```
+
+## Add user in group
+```bash
+usermod -aG group_name user_name
+```