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Ambari configuration over REST Delete user from Ambari Ambari configuration over REST API Need to login to ambari Access below URL,http://ambari-host:8080/api/v1/services/AMBARI/components/AMBARI_SERVER Delete user from Ambari Related posts: Adding compression codec to Hortonworks data platform Permanently add jars to hadoop Best...
Source: http://www.thertrader.com/2015/12/13/maintaining-a-database-of-price-files-in-r/ Steps Prepare a list of securities (onetime) Setup initial data file (onetime) Update data files (periodic) 1. Prepare a list of securities One time setup. If changed on demand then will have to call initial data setup. File: /Users/rdebnath/robin/ticker_data/r-input/listOfInstruments.R...
The below method will not start AMMPS without password, but instead does start mysql and apache web server if you have AMPPS installed already. There are 2 steps involved, 1. Modifying sudoers file, and 2. Creating a startup applescript application....
What? Replacing the invalid code signature in mac apps with a new one How? Example: sudo codesign –force –sign – /Applications/DBeaver.app Symptoms MacOS gives messages like – “Dbeaver” is damaged and can’t be opened. You should move it to the Trash. ...
Okay, so lately in Jan 2017 I upgraded to macOS Sierra 10.12.4 as I have the bug to stick to latest and the greatest…. and, hell broke loose!! really! No sudo !! Yes, no SUDO! No matter how much I yelled,...
Manual steps overview Export all databases except mysql & information_schema $ mysqldump -u root -p ranger_audit > /backup_directory/db_ranger_audit_<currdate>.sql Drop all databases except mysql & information_schema mysql> drop database ranger_audit; Stop mysql $ service mysqld stop Edit /etc/my.cnf...
Source: https://palant.de/2014/02/14/crazy-hacks-changing-wine-key-mappings-on-mac-os-x Remap CMD keys on wine (MacOS) One of the biggest quirks of using a Mac is its keyboard — in addition to the usual Control (⌃) and Alt a.k.a. Option (⌥) keys you also have the Command (⌘) key. Unlike...
Change hostname Change hostname $ sudo scutil –-set HostName <new hostname> Related posts: Super charge bash with these bash_profile tips SSH Auto completion on OSX Can’t connect Excel to Hive using ODBC driver on MAC brew packages and...
Yarn jobs hangs on local mac environment Missing node in Resource manager UI There are no nodes in the node list https://www.robin.eu.org:8088/cluster/nodes File: yarn-site.xml Location: /usr/local/Cellar/hadoop/2.7.3/libexec/etc/hadoop/yarn-site.xml <property> <name>yarn.resourcemanager.hostname</name> <value>localhost</value> </property> Resource Manager UI displaying ipv6 for local address Hadoop does...
Looking to add custom SerDe and custom or third party codecs to Hortonworks HDP? Only auxlib folder trick worked for me after having tried lot of alternatives. The places where we need to add that auxlib folder containing JARs is,...
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