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How to convert JSON to CSV from the command-line?

Are you looking for an easy and fast way to convert a JSON file to a CSV one? In this blog post, I will show you how you can use jq command-line tool to do exactly that.

How to catch curl response in Jenkins Pipeline?

In this blog post, I explain why you may want to use curl command in your Jenkinsfile, how to catch curl response and store it in a variable, as well as how to read HTTP response status code and extract some data from the JSON document. Enjoy!

Parsing JSON in command-line with jq: basic filters and functions (part 1)

Have you ever wondered, what is the most convenient way to parse JSON data in the Unix/Linux command line? For instance, how to parse some information from the curl JSON response? Grep? No, thank you. There is a better tool for that. And it’s called jq.

Using the same prefix with different HTTP methods in Ratpack

Ratpack is an excellent tool for building RESTful[1] applications. However, to benefit most of it, we need to know the tool a little bit better. It applies to Ratpack handler’s mechanism - it is much different compared to what we have learned by using many popular MVC frameworks. In today’s blog post I would like to show you a relatively simple example that confused many newcomers.