Install Apache Mahout on Apache Hadoop

Submitted by developer7 on Wed, 06/27/2018 - 12:51

Download latest version of Apache Mahout
wget http://mirror.stjschools.org/public/apache/mahout/0.13.0/apache-mahout-d...

Unpack Mahout
tar zxvf apache-mahout-distribution-0.13.0.tar.gz

Rename folder to mahout
mv apache-mahout-distribution-0.13.0 mahout

Move mahout folder to hadoop root folder
mv mahout /opt/hadoop

cd /opt/hadoop/mahout

Install Apache Commons DBCP on Centos 7 Server

Submitted by developer7 on Wed, 06/27/2018 - 12:21

Many Apache projects support interaction with a relational database. Creating a
new connection for each user can be time consuming (often requiring multiple
seconds of clock time), in order to perform a database transaction that might
take milliseconds. Opening a connection per user can be unfeasible in a
publicly-hosted Internet application where the number of simultaneous users can
be very large. Accordingly, developers often wish to share a "pool" of open

Views PHP causing internal server error

Submitted by developer7 on Sun, 06/24/2018 - 01:05

I have a number of views that work fine for the most part. When I attempt to add a Global PHP field, however, I get an internal server error (See http://shopperita.com/admin/structure/views/view/shopping/edit/panel_pane_6). This is on the main site (live). Views PHP works fine on dev.shopperita.com (http://dev.shopperita.com/admin/structure/views/view/shopping/edit/panel...).

Apache Hadoop Installation on Centos 7

Submitted by developer7 on Sun, 06/03/2018 - 23:10

Installed Apache Hadoop on Recommender Server following the following tutorials:
https://hostpresto.com/community/tutorials/how-to-install-apache-hadoop-...
https://www.tutorialspoint.com/apache_solr/apache_solr_on_hadoop.htm

Opened necessary ports (Be sure to reload)
firewall-cmd --zone=public --add-port=8042/tcp --permanent
firewall-cmd --reload

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