Cheat sheets

Automation Cheat Sheets

Quick references for the tools and concepts you use every day.

LanguageBeginner

Java

Collections, strings, streams and exception handling used daily in automation code.

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LanguageBeginner

Python

Core syntax, data structures and pytest patterns for test engineers.

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LanguageBeginner

JavaScript

Modern ES syntax, async handling and array methods used in Playwright and Cypress tests.

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LanguageIntermediate

TypeScript

Types, generics and config settings that keep an automation framework safe.

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AutomationBeginner

Selenium WebDriver

Driver setup, locators, waits and the APIs that appear in every interview.

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AutomationIntermediate

Playwright

Locators, assertions, fixtures, network mocking and CLI flags.

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AutomationBeginner

Cypress

Command chaining, assertions, network stubbing and custom commands.

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APIBeginner

REST API

Methods, headers, auth and the design rules you assert against.

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APIBeginner

Postman

Variables, scripts, collection runs and Newman in CI.

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APIIntermediate

REST Assured

Given/when/then syntax, extraction and schema validation in Java.

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DataBeginner

SQL

Queries, joins and aggregations testers need for data verification.

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ToolingBeginner

Git

Everyday commands plus the recovery ones you need under pressure.

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CI/CDIntermediate

Jenkins

Declarative pipeline structure, parameters, parallel stages and artifacts.

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ToolingIntermediate

Docker

Images, containers, compose and running test suites in isolation.

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ToolingBeginner

Linux

Shell commands for logs, processes, permissions and remote environments.

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CI/CDIntermediate

CI/CD

Pipeline concepts, gates and a GitHub Actions template for test execution.

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LocatorsIntermediate

XPath

Axes, functions and the patterns that survive DOM changes.

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LocatorsBeginner

CSS Selectors

Faster and more readable than XPath for most element queries.

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APIBeginner

HTTP Status Codes

What each family means and which code to expect in a negative test.

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