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如何从一张纸上书写标识?
原标题:how to write log from a app?

Please tell me how to write errors/exceptions to log from a app deployed in a device? My app is a service and i got logcollector app, but it is not showing any log data. I tried writing to log as

Log.e("MyAppTag: ", "HttpException: " + exp.toString());

但是,在原木中不会有任何东西。

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