AkbarAhmed.com

Engineering Leadership

I’ve been “trying” to use Google Wallet for a couple of weeks now, and I’ve pretty much given up. When it works it’s great…but that’s the problem. You never know when it’ll actually work. First, it’s anybody’s guess if an in-store reader will even work. The same reader may work in the morning, then completely …

Continue reading

Introduction HBase is a tabular-oriented database that runs on top of HDFS. It is modeled on Google’s BigTable. In this post, I’m going to install HBase in Pseudo mode, so please use these instructions for setting up a developer’s workstation, not for a production cluster. When should you use HBase HBase should be used when …

Continue reading

Introduction Zookeeper provides cluster management for Hadoop. In this post, I’m going to install Zookeeper in Pseudo mode, so please use these instructions for setting up a developer’s workstation, not for a production cluster. Installation The zookeeper package should already be installed, but we’ll double check. sudo apt-get install zookeeper Next, we’ll install the Zookeeper …

Continue reading

Introduction You will need to know the location of binaries, configuration files, and libraries when working with HBase. Directories Configuration /etc/hbase/conf is the location for all of HBase’s configuration files. HBase uses Debian Alternatives, so there are a number of symlinks to the configuration files. /etc/hbase/conf is a symlink to /etc/alternatives/hbase-conf. /etc/alternatives/hbase-conf is a symlink …

Continue reading

Introduction You will need to know the location of binaries, configuration files, and libraries when working with Zookeeper. Zookeeper 3.4.3 is a part of Cloudera Distribution Hadoop (CDH4). Directories /etc/zookeeper/conf /etc/zookeeper/conf is the location for all of Zookeeper’s configuration files. Zookeeper uses Debian Alternatives, so there are a number of symlinks to the configuration files. …

Continue reading

Introduction Google Drive is a combination of cloud storage and local disk synchronization services. Google Drive allows you to use Google’s servers as your primary file storage, and then sync those files to one or more devices. Supported devices include Windows (XP, Vista, 7), Mac OS X, iPad, iPhone, and Android (tables and phones). Google …

Continue reading