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Ben McCann

Co-founder at Connectifier.
ex-Googler. CMU alum.

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March 2012

Brewer’s CAP Theorem Explained

03/24/2012

When dealing with distributed systems, Brewer’s CAP theorem is often brought up when discussing how a system will behave in certain error conditions. The CAP theorem means that you can only have two of: consistency, availability, and partition tolerance. Here’s what you’ll be giving up for each of the three that you may sacrifice: C: Read More

Installing Oracle Java JDK on Ubuntu

03/23/2012

Due to licensing restrictions, Ubuntu no longer comes with Oracle’s Java JDK. You can install it by running: sudo mkdir -p /opt/java/64 cd /opt/java/64 sudo wget http://download.oracle.com/otn-pub/java/jdk/6u31-b04/jdk-6u31-linux-x64.bin sudo chmod 755 ./jdk-6u31-linux-x64.bin sudo ./jdk-6u31-linux-x64.bin sudo rm ./jdk-6u31-linux-x64.bin sudo update-alternatives –install /usr/bin/java java /opt/java/64/jdk1.6.0_31/bin/java 2000 \ –slave /usr/bin/javac javac /opt/java/64/jdk1.6.0_31/bin/javac \ –slave /usr/bin/javadoc javadoc /opt/java/64/jdk1.6.0_31/bin/javadoc \ –slave Read More