Javascript Cookies with CORS By Nikhilesh Cookies with CORS CORS stands for Cross-Origin Resource Sharing and this is what wikipedia has to say about it. Cross-origin resource sharing (CORS) is a mechanism that allows many resources (e.g. fonts, JavaScript, etc.) on a web page to be...
Business Intelligence Calling JRXML Inside Helical Insight By admin Calling JRXML inside HDI(Helical Dashboard Insights) : - This blog will teach you how to call JRXML inside HDI(Helical Dashboard Insights) : - To call JRXML inside Helical Dashboard Insights , we need 4...
Business Intelligence Creating Dynamic Drop Down List in Talend By Nikhilesh Creating Dynamic Drop Down List in Talend Created a sample job to retrieve the records from a particular table only by selecting the table name from a drop down list. First we have to create tables and load the data into...
Business Intelligence Types of CDC supported by Talend Enterprise Edition By Nikhilesh Types of CDC supported by Talend Enterprise Edition : CDC (Change Data Capture ) : The CDC architecture is based on the publisher/subscriber model. The publisher captures the change data and makes it available to the subscribers. The subscribers...
Software Testing What is Software Testing? Why is software testing necessary? By K Ramakrishna What is Software Testing? Nowadays, Software testing plays an important role,which helps to improve the quality, reliability and performance of the software applications. Usually software testing is considered as one phase of the software development life cycle (SDLC). Software testing...
Miscellaneous SQL Event Scheduling By admin SQL Event Scheduling Event is responsible for making sure that a specified routine (section of query code) is executed at regular intervals that is specified by the user. An example of use of an Event would be as follows...
Miscellaneous Connection Time Out in AWS EC2 By Nikhilesh Connection Time Out in AWS EC2 Possible reasons for timeout when trying to access EC2 instance The most likely one is that the Security Group is not configured properly to provide SSH access on port 22 to your i.p....
Business Intelligence Create a row grouping in Table Component (Jasper Report) By Nikhilesh Create a row grouping in Table Component (Jasper) Consider an example currently you are showing the data as shown in below using tabular component. Make data easy with Helical Insight. Helical Insight is world's best open source business intelligence tool....
Business Intelligence Jaspersoft Reporting Bands By admin I-Report Bands A jasper report is composed by a set of sections named as “bands”. Every band contains few properties such as height. Band height should be greater than 0, otherwise it will never be visible to user. ...
Business Intelligence Failover and Load Balancing in Jasper Server By Nikhilesh Failover and Load Balancing in Jasper Server Installing jasper instances Make data easy with Helical Insight. Helical Insight is the world's best open source business intelligence tool. Grab The 30 Days Free Trail For sample configuration I installed two Jasperserver...
Databases INNODB Backup and Recovery using mysqldump By Nikhilesh InnoDB is a storage engine for MySQL. MySQL 5.5 and later use it by default. It provides the standard ACID-compliant transaction features, along with foreign key support (Declarative Referential Integrity). It is included as standard in most binaries distributed by...
Apache Spark Installing Java and Apache Tomcat on Ubuntu By Sayali Mahale Installing Java and Apache Tomcat on Ubuntu In order to Install Java and Apache Tomcat on Ubuntu: Make sure that Java and Apache Tomcat is not present(running) on Ubuntu. Use following command to check whether Java is present or...