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Showing posts from May, 2015

How To configure and install RHadoop ( R Streaming in Hadoop)

For installing and configuring RHadoop framework we would require Hadoop (2.6.0 and above installed on every machine if in cluster) and RStudio. You can refer Michael G Noll's Blog or Chalpritam's Blog for both hadoop single and multi-node setup. This configuration and installation steps have been tested on Ubuntu 14.04 LTS 32-bit OS please feel free to contact me via comments if there is some error in steps 1. Getting into root access to install all the RHadoop libraries globally      sudo su 2. Start R Terminal using the command below    R 3. Install RHadoop framework Libraries by using the following commands install.packages(c("codetools", "R", "Rcpp", "RJSONIO", "bitops", "digest", "functional", "stringr", "plyr", "reshape2", "rJava"))  install.packages(c("dplyr","R.methodsS3"))  install.packages(c("Hmisc"))   instal

Installing Anaconda and Spyder

Anaconda and Spyder are world class scientific as well as financial analysis IDE for python. Anaconda and Spyder Installation saves you from installing and configuring numpy and scipy components separately.If any of the commands doesn't work please notify me in the comments. Thanks!!! Install Anaconda from here  Anaconda sudo -su bash Anaconda-2.2.0-Linux-x86.sh apt-get install spyder spyder

Installing OpenCV-2.4.11 from core in Ubuntu 14.04

Note:  This tutorial has been tested on Ubuntu 14.04 LTS with OpenCV 2.4.11 which is most stable opencv version till date. If you find some configuration settings erroneous please do mention the platform details in the comment and the error Thanks! 1. KEEP UBUNTU OR DEBIAN UP TO DATE Open your terminal and execute: sudo apt-get update && sudo apt-get upgrade && sudo apt-get dist-upgrade && sudo apt-get autoremove. 2. INSTALL THE DEPENDENCIES Build tools: sudo apt-get install build-essential cmake GUI: sudo apt-get install qt5-default libvtk6-dev Media I/O: sudo apt-get install zlib1g-dev libjpeg-dev libwebp-dev libpng-dev libtiff5-dev libjasper-dev libopenexr-dev libgdal-dev Video I/O: sudo apt-get install libdc1394-22-dev libavcodec-dev libavformat-dev libswscale-dev libtheora-dev libvorbis-dev libxvidcore-dev libx264-dev yasm libopencore-amrnb-dev libopencore-amrwb-dev libv4l-dev libxine2-dev Parallelism and linear algebra libraries: s