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Jq Command Tutorials for Bash Shell Scripting
Jq Command Tutorials for Bash Shell Scripting

Jq Command Tutorials for Bash Shell Scripting: Jq Command Tutorials to parse JSON data (to read and write JSON data) for Bash Shell Scripting

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Profile Icon VRTechnologies
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zł39.99 zł80.99
Video Jun 2022 2hrs 42mins 1st Edition
Video
zł39.99 zł80.99
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Profile Icon VRTechnologies
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zł39.99 zł80.99
Video Jun 2022 2hrs 42mins 1st Edition
Video
zł39.99 zł80.99
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Free Trial
Video
zł39.99 zł80.99
Subscription
Free Trial

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Key benefits

  • Highly practical and comes bundled with all the resource files including PPT files
  • End-to-end course on Jq command with the help of live examples for an in-depth understanding
  • Beginner’s level guide to explain Jq command using Bash Shell Scripts with detailed explanation

Description

Nowadays, DevOps automation is more into REST API usage, and REST API response is JSON. So, to implement bash shell scripts using REST APIs, you must know how to parse the response of REST API (that is, parse JSON data). Jq is a program developed to filter JSON data. You can consider Jq like sed, awk, or grep program but designed specifically for filtering JSON data. Jq supports filters, conditions, operators, and other language features. While the creation and understanding of JSON data are effortless due to its human-readable format, JSON data parsing is still a very complicated task to achieve if done manually. Instead, you can use programs like Jq to parse JSON data in minutes. In this course, you will see the usage of the Jq command in Bash Shell Scripts, followed by filters and options to work with JSON objects. After that, you will look at the simple usage of the Jq command in Shell Scripts and start working with JSON arrays using the index concept. Next, you will be constructing objects and arrays with and without inputs and the usage of the -n option in Jq Command. Finally, you will study the Jq functions. By the end of this course, you will have learned and gained the requisite confidence to work with the Jq Command using Bash Shell scripting in detail. All the resource files are added to the GitHub repository at: https://github.com/PacktPublishing/Jq-Command-Tutorials-for-Bash-Shell-Scripting

Who is this book for?

This course is ideal for Bash Shell Scripting developers wanting to use Jq Command in scripts and programmers who work with JSON. IT professionals who work with JSON or anyone who works with JSON will also benefit from the course. As a prerequisite, you should have a Linux/Mac system to practice, basic knowledge of the command line, along with beginner-level knowledge of usage of pipelines and redirections. Basic knowledge of JSON data and working knowledge of any editor like vi/Vim/VS Code is recommended as well.

What you will learn

  • Learn Jq basics from scratch
  • Learn how to parse (read and write) JSON data with the Jq command
  • Look at the usage of the Jq command in Bash Shell Scripting
  • See how to pretty-print JSON in the command line
  • Understand the use of different types of filters on JSON data
  • Learn to use Jq select function with iterator filter and map function

Product Details

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Publication date, Length, Edition, Language, ISBN-13
Publication date : Jun 29, 2022
Length: 2hrs 42mins
Edition : 1st
Language : English
ISBN-13 : 9781804610022
Languages :
Tools :

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Product Details

Publication date : Jun 29, 2022
Length: 2hrs 42mins
Edition : 1st
Language : English
ISBN-13 : 9781804610022
Languages :
Tools :

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Table of Contents

13 Chapters
Introduction to the Course Chevron down icon Chevron up icon
Jq Filters and Options Chevron down icon Chevron up icon
Simple Usage of Jq Command in Shell Scripts Chevron down icon Chevron up icon
Working with JSON Arrays Chevron down icon Chevron up icon
Constructing Object| Array| Null| Number| String| Boolean with and Without Inputs Chevron down icon Chevron up icon
Jq Functions – Keys | Length | Min | Max | Unique | Del and Pipes Chevron down icon Chevron up icon
Working with OS (Linux / Unix / Mac) Variables Using Jq Command Chevron down icon Chevron up icon
Conditional Statements | Simple if| if else | if elif…else Chevron down icon Chevron up icon
Jq Command with Exit Status for Bash Shell Scripting Chevron down icon Chevron up icon
Operations on Strings Chevron down icon Chevron up icon
Arithmetic Operations on Numbers (int and float) Chevron down icon Chevron up icon
Creating Bash Array from JSON Array Chevron down icon Chevron up icon
Jq Command Usage with Kubectl Chevron down icon Chevron up icon
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