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Category Archives: Technical
Remove password and watermark from pdf on Ubuntu 14
For this recipe we need ghostscript which is/should be installed by default, as well as pdftk and xpdf-utils: apt-get install pdftk sudo apt-get install xpdf-utils If the PDF is encrypted with a password, remove it using xpdf-utils and ghostscript: pdftops … Continue reading
Fast Track: ElasticSearch on CentOS 6.x on DigitalOcean VPS
yum install wget cd /opt wget –no-cookies –no-check-certificate –header “Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie” “http://download.oracle.com/otn-pub/java/jdk/7u67-b01/jdk-7u67-linux-x64.tar.gz” tar xzf jdk-7u67-linux-x64.tar.gz cd jdk1.7.0_67/ alternatives –install /usr/bin/java java /opt/jdk1.7.0_67/bin/java 2 alternatives –config java alternatives –install /usr/bin/jar jar /opt/jdk1.7.0_67/bin/jar 2 alternatives –install /usr/bin/javac javac /opt/jdk1.7.0_67/bin/javac 2 alternatives –set … Continue reading
Posted in CentOS, ElasticSearch, Technical
Tagged centos, elasticsearch, howto, linux
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Installing MediaWiki 1.20.2 with Oracle 11g Express Edition
I encountered and worked around a couple of issues when installing MediaWiki 1.20.2 with Oracle 11g Express Edition 11.2.0.2.0 as the database back-end. The solutions below can be also applied to MediaWiki 1.20.0 and 1.20.1. I did the installation on … Continue reading
Open source software alternatives for Oracle database
Here’s a very short list of open source server software that I have found to run smoothly with an Oracle database back-end. All will work with the free Express Edition. Blog or Photoblog While a bit of an overkill for … Continue reading
PHP and Oracle on Ubuntu
I always meant to let my php scripts on my Ubuntu server access Oracle databases, thus quite possibly making it into a Linux, Apache, Oracle and PHP server. I do wonder how you would smoothly pronounce the resulting acronym. Anyway, … Continue reading
Restore database to new or redeployed ODA
Doing a restore from an RMAN backup to a freshly deployed Oracle Database Appliance seems like a conceivable scenario, so I figured it would be nice to have tried it at least once. For this test, I have a backupset on … Continue reading
Erase and Rewind – Redeploying Oracle Database Appliance (2.3.0 image)
After using an Oracle Database Appliance for a bit of testing, it was time to get it ready for production. I decided to start with a fresh deploy and re-initializing shared storage. Note that this is the 2.3.0 base image, … Continue reading
Designing an isolated front production network for ODA
With the introduction of Oracle Engineered Systems the DBA is moved somewhat closer to infrastructure design decisions, and expected to at least have some opinions on the network design requirements for the database. As such, I’ve given some thought to … Continue reading
Import data to a different tablespace using Data Pump
In a previous article I looked at how one could force imp to place user objects in the default tablespace of a user, in cases where the originating tablespace was not available in the destination database. The newer Oracle Data … Continue reading