What is contract testing

What is contract testing? Contract testing is famous in microservices world. When we consider less numbers of microservices,  then contract testing is not so necessary.However when you look at the Amazon or Netflix microservices mesh, it is countless. Such cases it is extremely difficult for developer or tester to maintain Read more…

What is ELK

What is ELK (Elastic search, Logstash, Kibana) ? ELK stack is a combination of 3 open-source products as below, Elasticsearch, a search and analytics engine. Logstash, that index the data to Elasticsearch. Logstash has a config file that has input,filter and output section. Config file looks like json file. Kibana, Read more…

DevOps vs DevSecOps vs NetOps

What is DevOps vs DevSecOps vs NetOps ? DevOps is the practice of using set of tools, processes and practices to get good agility in software implementation to customers. It combines Dev (software development ) and Ops (information operations). DevOps shortens the development lifecycles and provides Continous Integration & Delivery. DevSecOps Read more…

Jenkins job vs pipeline

What is Jenkins jobs and Jenkins pipeline ? Jenkins jobs and Jenkins pipeline are essentially same, however pipeline is more staged flow of jobs. For Jenkins pipeline, Jenkinsfile is used.What is Jenkinsfile?Jenkinsfile is a text file placed in the root project directory. The Jenkinsfile has multiple stages like build, unit Read more…

Western recipes

Chicken Philly sandwich Awsone Chicken philly sandwich !!! Ingredient 1 – marinate boneless skinless chicken in olive oil, black pepper, salt and chilly powderIngredient 2 – sliced green pepper, yellow pepper, red pepper, onion & mushroom – Saute ingredient 1 in olive oil until chicken is fried well. remove ingredient Read more…

Indian recipes

Stuffed Mussels Yummy Keralian Fried Stuffed Mussels /arikadukka Fried Stuffed Mussels /arikadukka is a South Indian – Kerala recipe, there could be other ways to prepare this. ingredient 1 – Grind and mix the onions or shallots, grated coconut, curry leaves, fennel seeds, green / red chilies, ginger, and garlicingredient Read more…

What is Apache Kafka

Whats is Apache Kafka and Linkedin’s Initial contribution? Apache Kafka was built by LinkedIn initially and then offered to Apache Foundation. Development was done using Java and Scala.Why Kafka is able to handle high volume transactions?Kafka is meant to handle high volume fractions as the way it is architectured. Message Read more…

What is Flagger

What is Flagger and how that is used in cloud ? Flagger works are controller of the deployment workflow and helps automating the promotion of canary deployments. It utilizes the Istio’s and Prometheus metrics for analyzing application behaviors.What is Istio ?Istio is an open source service mesh that allows you Read more…