Cheatsheet
Tutorials, guides, and interview prep for QA automation engineers.
Cucumber & Gherkin Cheat Sheet (2026)
A one-page Cucumber reference — Gherkin keywords, feature files, Scenario Outline, step definitions, tags, hooks, and runner configuration.
JavaScript Cheat Sheet for Testers (2026)
A one-page JavaScript reference for testers — var/let/const, arrow functions, array methods, destructuring, JSON, promises, and async/await.
Jira & JQL Cheat Sheet for Testers (2026)
A one-page Jira reference — issue types, defect life cycle, JQL query syntax and functions, plus ready-to-use queries for testers.
Playwright Cheat Sheet (2026): Locators, Actions & Assertions
A one-page Playwright reference — locators, actions, auto-wait, web-first assertions, test runner, storage state, API testing, and CLI commands.
Postman Cheat Sheet (2026): Assertions, Variables & Newman
A one-page Postman reference — Tests-tab assertions, variable scopes, dynamic tokens, API chaining, the Collection Runner, and Newman CI commands.
REST Assured Cheat Sheet (2026): Syntax, Validation & Patterns
A one-page REST Assured reference — Given-When-Then, requests, response validation, JsonPath, authentication, schema validation, and specs.
SQL Cheat Sheet for Testers (2026): Queries, Joins & Patterns
A one-page SQL reference for testers — SELECT, filtering, joins, aggregates, subqueries, and the real query patterns used for database validation.
Java Coding Programs Cheat Sheet (2026): All 96 Programs
A one-page index of 96 Java coding programs for SDET interviews — arrays, numbers, and strings with the approach, complexity, and full code links.
Git Commands Cheat Sheet for Testers (2026)
A one-page Git command reference — setup, daily workflow, branching, merging, stash, reset vs revert, rebase, and recovery from common mistakes.
TestNG Cheat Sheet (2026): Annotations, Assertions & testng.xml
A one-page TestNG reference — annotation hierarchy, assertions, groups, DataProvider, priorities, parallel execution, and listeners.
Selenium Locators Cheat Sheet (2026): XPath, CSS & All Strategies
A one-page Selenium locator reference — all 8 locator strategies, XPath syntax and axes, CSS selectors, and patterns for dynamic elements.
HTTP Status Codes Cheat Sheet for Testers (2026)
A one-page HTTP status code reference for testers — 2xx, 3xx, 4xx, 5xx families with the codes you actually validate and what each means.