[ISSUE #133] Fix some outdated info in README.md

1. fix some outdated info in README.md
diff --git a/README.md b/README.md
index 1fd22e5..14ef246 100644
--- a/README.md
+++ b/README.md
@@ -65,7 +65,7 @@
 ### Run Binary
 
 ```shell
-java -jar target/rocketmq-exporter-0.0.2-SNAPSHOT.jar
+java -jar target/rocketmq-exporter-0.0.2-SNAPSHOT-exec.jar
 ```
 
 ### Run Docker Image
@@ -252,7 +252,7 @@
 -------
 
 Grafana Dashboard ID: 10477, name: RocketMQ Exporter Overview.
-For details of the dashboard please see [RocketMQ Exporter Overview](https://grafana.com/dashboards/10477).
+For details of the dashboard please see [RocketMQ Exporter Overview](https://grafana.com/grafana/dashboards/10477-rocketmq-dashboard/).
 
 Quick Start
 -------------