Knowledge is Power
Source: http://geekexplains.blogspot.com/2009/04/sax-vs-dom-differences-between-dom-and.html Differences between DOM and SAX. When to use what? Before going through the differences, if you need a refresh of what SAX and DOM are, please refer to this article – SAX, DOM, JAXP, & JDOM >>. While comparing...
Source: http://beekeeperdata.com/posts/hadoop/2015/07/26/Hive-UDTF-Tutorial.html Author: Matthew Rathbone Co-author: Elena Akhmatova Article Hadoop Hive UDTF Tutorial – Extending Apache Hive with Table Functions While working with both Primitive types and Embedded Data Structures was discussed in part one, the UDF interfaces are limited to...
Source: https://community.hortonworks.com/articles/42695/how-to-create-a-hive-udf-in-scala.html This article will focus on creating a custom HIVE UDF in the Scala programming language. Intellij IDEA 2016 was used to create the project and artifacts. Creation and testing of the UDF was performed on the Hortonworks...
Source: http://stackoverflow.com/questions/11177954/how-do-i-completely-uninstall-node-js-and-reinstall-from-beginning-mac-os-x Removing npm from mac sudo rm -rf /usr/local/{lib/node{,/.npm,_modules},bin,share/man}/{npm*,node*,man1/node*} which is the equivalent of (same as above)… sudo rm -rf /usr/local/bin/npm /usr/local/share/man/man1/node* /usr/local/lib/dtrace/node.d ~/.npm ~/.node-gyp /opt/local/bin/node opt/local/include/node /opt/local/lib/node_modules or (same as above) broken down… To completely uninstall node +...
Source: https://wordpress.org/support/topic/how-to-allow-password-protected-content-in-search-results SOLUTION: Add this code to your functions.php file and you will get it to work. add_filter( ‘posts_search’, ‘include_password_posts_in_search’ ); function include_password_posts_in_search( $search ) { global $wpdb; $pattern = ” AND ({$wpdb->prefix}posts.post_password = ”)”; $search = str_replace( $pattern, ”,...
It is always so convenient to have a local environment for learning and quick testing of a scenario. If you are working in macOS environment looking to learn or setup Hadoop locally then you are in the right place. I...
Using the settings below will add colors to vi editor, change the tabstops to 4 and adds more niceness. This is how my .vimrc looks like. filetype plugin indent on ” show existing tab with 4 spaces width set number...
Ever wanted a local directory to host contents over http? Here is how you do it, $ python -mSimpleHTTPServer Above command will host the contents of the current directory over http port 8000. If you want to use a custom...
Source: http://henning.kropponline.de/2016/02/14/a-secure-hdfs-client-example/ It takes about 3 lines of Java code to write a simple HDFS client that can further be used to upload, read or list files. Here is an example: Configuration conf = new Configuration(); conf.set(“fs.defaultFS”,”hdfs://one.hdp:8020″); FileSystem fs = FileSystem.get(conf);...
Source: http://stackoverflow.com/questions/574594/how-can-i-create-an-executable-jar-with-dependencies-using-maven Inside pom.xml use the following XML code <?xml version=”1.0″ encoding=”utf-8″?> <build> <plugins> <plugin> <artifactId>maven-assembly-plugin</artifactId> <configuration> <archive> <manifest> <mainClass>fully.qualified.MainClass</mainClass> </manifest> </archive> <descriptorRefs> <descriptorRef>jar-with-dependencies</descriptorRef> </descriptorRefs> </configuration> </plugin> </plugins> </build> To build the JAR use the following command...
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