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Category: Technology

AngularJS learning resources

Here are the links that I compiled that can be useful to others who are interested in learning AngularJS. https://docs.angularjs.org/tutorial https://egghead.io/articles/new-to-angularjs-start-learning-here https://www.udemy.com/angularjs-jumpstart/?couponCode=codewithdan http://weblogs.asp.net/dwahlin/learning-angularjs-by-example-the-customer-manager-application http://www.toptal.com/angular-js/a-step-by-step-guide-to-your-first-angularjs-app http://joelhooks.com/blog/2013/08/03/learn-angularjs-in-a-weekend/

Unix One Liner to Search and Replace a String in Multiple Files

Below is the unix oneliner to search and replace string in all files with extension .txt: perl -pi -e “s/<search string >/<replace string >/g” *.txt Example to search and replace […]

Oracle Tablespace Utilization by Schema Name

Oracle tablespace utilization script.

Ssh Login Password Prompt Too Slow

Recently, I experienced an issue with ssh authentication – password prompt taking too long on one of the linux servers. After some research on internet, I found the solution which […]

Linux One Liner to Kill Multiple Process

Here is the linux one liner to kill multiple process using grep,awk: ps -aef | grep < process name > |grep -v grep|awk ‘{print $2}’ |xargs kill -9 $2 Here […]

Generating User Script from Oracle Database

generating the create user script from the data dictionary.

Removing Linux Bash ShellShocker Malware

Removing Linux Malware possibly caused from Bash Shell Shocker attack.

Hadoop on Android

Android and Hadoop are two technologies to talk about. These individual technologies solve many real time problems. “How about combining them ?” is a question for people interested in future […]

Import data from Oracle Database to HDFS using Sqoop

Sqoop is a command-line interface application for transferring data between relational databases and Hadoop. Sqoop Helps in efficiently transferring bulk data between Hadoop and the Oracle database.

Using Counters in MapReduce to Track Bad Records

The MapReduce framework provides Counters as an efficient mechanism for tracking the occurrences of global events within the map and reduces the phases of jobs. For example, a typical MapReduce […]

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