Cloud-Based Driver Monitoring and Vehicular Diagnostic With OBD2 Telematics

Setting environment variables in ubuntu

Ubuntu has a nice way to configure most of the important softwares (java,sbt,scala,....etc) without installing through ubuntu software centre- sudo apt-get install ….... You only have to do is, download that files folder and put it that folder wherever you like and set environment variables. That's all. Java Configuration Go to this url http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html Download jdk-7u45-linux-x64.tar.gz Move that file where you want to store. In here I've created a directory named 'hms' in my home folder and in hms there is a directory called 'installs' (path = /home/shashika/hms/installs ) Then go to your directory and extract the jdk-7u45-linux-x64.tar.gz file Then you can see the extracted file Now the important part. That is set the jdk/bin path in bashrc file which is in your home folder. If you can see it in your home folder press ctrl-h then you ...

Spatial Data Processing Library for Stratosphere

Stratophere is big data analysis platform which implements through parallel programming concepts. Stratosphere's programming model provides six parallelizable operator functions Map Reduce Join Cross CoGroup Union JTS library is a standard java library to perform geographical analysis with special data types like points, paths, polygons. In this spatial data processing library, we are going to implement various geographical analysis such as intersections, joins with big map data in standard formats like OSM(Open Street Map) There is some effort in here to create new data types in stratosphere which is compatible with JTS library. Here is an example to Stratosphere Java API with WordCount example. You can simply download the stratosphere-examples and check it your own. When you need to familiar with stratosphere, there is exercises in bigdataclass website. You can find out those implemented exercises in java. Word Count examp...

Install Mongodb using binaries in linux

Mongodb is open source, no sql database which widely use in modern applications. You can go through official mongodb site for more details. First we need to download the suitable(32-bit or 64-bit) tgz file through this link Then put that tgz file where you need (Note :- I put that file in 'installs' directory in Home directory) Extract the tar file Then we can see there is only one directory which called 'bin' inside the extracted mongodb directory. Now we need to create additional four directories which called conf , data , pid and logs . Then we need to add a mongodb configuration file to conf directory which called mongo_default.conf Here is my file. You have to set paths in the file according to your configurations. If the configuration file is configured correctly, now you can start mongo server explicitly and access mongo database. First we need to go the the mongodb bin directory. Start mongo server with...

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