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Showing posts from March, 2020

Using NiFi CLI to Restore NiFi Flows From Backups

Using NiFi CLI to Restore NiFi Flows From Backups Please note, Apache NiFi 1.11.4 is now available for download .  https://cwiki.apache.org/confluence/display/NIFI/Release+Notes#ReleaseNotes-Version1.11.4 References: https://cwiki.apache.org/confluence/display/NIFI/Release+Notes#ReleaseNotes-Version1.11.1 https://pierrevillard.com/2018/04/09/automate-workflow-deployment-in-apache-nifi-with-the-nifi-registry/comment-page-1/ https://nifi.apache.org/docs/nifi-docs/html/toolkit-guide.html#nifi_CLI #> registry list-buckets -u http://somesite.compute-1.amazonaws.com:18080 #   Name   Id                                     Description  -   ----   ------------------------------------   -----------  1   IOT    45834964-d022-4f4c-891f-695898e1e5f0   (empty)      2   IoT    250a5ae5-ced8-4f4e-8b3b-01eb9d47a0d9   (empty)      3   dev    46b7bab7-400f-44ae-a0e6-7340ff19c96f   (empty)      4   iot    c594d6bc-7413-4f6a-ba9a-50b8020eec37   (empty)      5   prod   0bf59d2e-1

Fixing Linux Webcams

   v4l2-ctl --list-devices    v4l2-ctl -d /dev/video0 --list-ctrls    v4l2-ctl --get-ctrl=white_balance_temperature    v4l2-ctl --set-ctrl=white_balance_temperature=4000    v4l2-ctl --set-ctrl=white_balance_temperature=4000 -d /dev/video0    v4l2-ctl --set-ctrl=white_balance_temperature_auto=1    v4l2-ctl --set-ctrl=white_balance_temperature_auto=0    v4l2-ctl --set-ctrl=white_balance_temperature_auto=4000    v4l2-ctl --set-ctrl=exposure_auto=3    v4l2-ctl --set-ctrl=exposure_auto_priority=0    v4l2-ctl --set-ctrl=exposure_absolute=250    v4l2-ctl --set-ctrl=exposure_absolute=0    v4l2-ctl --set-ctrl=exposure_absolute=250    v4l2-ctl --set-ctrl=gain=0    v4l2-ctl -d /dev/video0 --list-ctrls    v4l2-ctl --set-ctrl=white_balance_temperature_auto=4000    v4l2-ctl --set-ctrl=white_balance_temperature_auto=0    v4l2-ctl --set-ctrl=white_balance_temperature=4000   v4l2-ctl -d /dev/video0 --list-ctrls This article is great:    https://www.kurokesu

ODPI's OpenDS4All - Open Source Data Science Content To Teach the World

OpenDS4All Start learning now: https://github.com/odpi/ OpenDS4All/tree/master/ opends4all-resources/ opends4all-data-wrangling-and- integration ODPI has officially announced this recently and it looks great. https://www.odpi.org/news/2020/02/28/odpi-announces-the-opends4all-project There is a ton of amazing materials including slides, notes, documentation, homework, exercises and Jupyter notebooks covering Data Wrangling, Data Science, the Basics and Apache Spark.    This“starter set” of training materials can help you build a Data Science program for yourself, your company, your university or your non-profit.    I am going to bring some of these to my meetups and hopefully can help give back with new materials, updates and suggestions. These are college level materials developed by the University of Pennsylvania and open source via the ODPI with IBM leading.   The code and slides look great.   I can see these helping to enable the world adding anoth