Aggregations - The Elasticsearch GROUP BY

Elastic Architects designed the distributed Elasticsearch platform to follow NoSql principles. In the traditional Relational Database Management System (RDBMS) world, SQL databases use GROUP BY syntax to group rows with similar values into...

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Connect AWS Lambda to Elasticsearch

Amazon Web Services' (AWS) Lambda provides a serverless architecture framework for your web applications. You deploy your application to Lambda, attach an API Gateway and then call your new service from anywhere on the web. Amazon takes care of...

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Professional form validation with Bootstrap

In this tutorial you will: Connect a Flask server to the Bootstrap service Create a trivial Jinja2 template for a Quiz form Use Bootstrap to validate forms on the client side Use a Flask "flash" message to validate forms on the server side Let's...

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