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MongoDB import and export example

April 10, 2013 by mkyong

In this tutorial, we show you how to backup and restore MongoDB with the commands : mongoexport and mongoimport. 1. Backup database with mongoexport Few examples to show you how to use the mongoexport to back up the database. Review some of the common use options. $ mongoexport Export MongoDB data to CSV, TSV or …

Download / export Google App Engine Logs, Java App

August 29, 2012May 10, 2012 by mkyong

In GAE, Java App, you can use command “appcfg request_logs” to download or export the logs from GAE to your computer, see signature below : AppCfg [options] request_logs <app-dir> <output-file> You can type “appcfg request_logs” to view all available options. 1. What is <app-dir> ? This is NOT your app_id nor any deployed web path …