Windows Service application.
Shows (in source code) how to debug a windows service via #ifdef _DEBUG directive.
Also demonstrates updating Oracle and sending email inside a Windows Service
Android的MQTT消息推送接收所需jar包,修复了MqttAndroidClient会出现throw new IllegalArgumentException Invalid ClientHandle报错,而源github中代码未更新解决,所以经过重新编译,生成新的jar包,增加IllegalArgumentException异常处理,替换原工程文件关联的本地jar即可。