How To Handle CSRF Token in Jmeter

What is CSRF- CSRF stands for Cross-Site Request Forgery. Generally when we login in website it always ask for authentication. For the security point of view developer mostly time pass the csrftoken with login parameter. but our topic is how to handle this csrf token…

Kafka-Avro-Scala-Example

This post will show you how to write and read messages in Avro format to/from Kafka.

Instead of using with plain-text messages, though, we will serialize our messages with Avro. That will allow us to send much more complex data structures over the wire.

Intl-tel-input

International Telephone Input

It is a jQuery plugin for entering and validating international telephone numbers. It adds a flag dropdown to any input, detects the user’s country, displays a relevant placeholder and provides formatting/validation methods.

How to create a KeyStore in PKCS12 Format.

In my last blog I explained how to create a self-signed SSL certificate. You can go through the previous blog and generate the certificate and private key as we’ll be needing it for creating a KeyStore.

Ganglia Cluster Monitoring: monitoring spark cluster

Ganglia is cluster monitoring tool to monitor the health of distributed cluster of spark and hadoop. I know you all have question that we already have a Application UI (http://masternode:4040) and Cluster UI (http://masternode:8080) then…

How to create auto incremented alphanumeric id in postgres

A few days ago, i got a condition where i need to create an alphanumeric auto incremented id in Postgres. I have created many auto incremented numeric ids before, but never got a use case like this. This was new for me…

Working with Nested Aggregation of Elasticsearch

First of all we need to understand aggregation in ElasticSearch.In Elasticsearch an aggregation can be seen as a unit of work that builds analytic information over a set of documents.It is a powerful tool for build complex summaries of the data.

Create a self-signed SSL Certificate using OpenSSL.

In this blog I’ll be giving a little bit of insight on SSL certificates and then how to create a self-signed certificate using OpenSSL.

Let’s start with “What is an SSL Certificate?”