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DEV Tools

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Chrome Developer Tools. Chrome Devtools Cheatsheet. Opening Devtools ◊ To access the DevTools, on any web page or app in Google Chrome you can use one of these options: Open the Chrome menu at the top-right of your browser window, then select Tools > Developer Tools. Right-click on any page element and select Inspect Element. To open up the General Settings dialog type ? Or F1 when the Developer Tools window is open. Press Esc to close the settings dialog. All Panels Elements Panel ◊ Right-clicking an element you can: Force element psuedo states: (:active, :hover, :focus, :visited) Set breakpoints on the elements: (Subtree modifications, Attribute modification, Node removal) Clear console Styles Sidebar ◊ Emulate an element's pseudo state (:active, :hover, :focus, :visited) Add new style selectors Network Panel ◊ Understanding the information displayed within each column Sources Panel ◊ Don't pause on exceptions Pause on All exceptions (including those caught within try/catch blocks) Pause on uncaught exceptions (usually the one you want) Flags ◊

Chrome DevTools Overview. Chrome DevTools is a set of authoring, debugging, and profiling tools built into Google Chrome. Open DevTools Select More Tools > Developer Tools from Chrome's Main Menu.Right-click a page element and select Inspect.Press Command+Option+I (Mac) or Control+Shift+I (Windows, Linux). Discover DevTools Device Mode Build fully responsive, mobile-first web experiences. Elements panel Iterate on the layout and design of your site by freely manipulating the DOM and CSS. Console panel Log diagnostic information during development or interact with the JavaScript on the page.

Sources panel Debug your JavaScript using breakpoints or connect your local files via Workspaces to use DevTools as a code editor. Network panel Optimize page load performance and debug request issues. Performance panel (previously Timeline panel) Improve the runtime performance of your page by recording and exploring the various events that happen during the lifecycle of a site.

Memory panel (previously Profiles panel) Application panel. Chrome DevTools Overview. Chrome DevTools is a set of authoring, debugging, and profiling tools built into Google Chrome. Open DevTools Select More Tools > Developer Tools from Chrome's Main Menu.Right-click a page element and select Inspect.Press Command+Option+I (Mac) or Control+Shift+I (Windows, Linux).

Discover DevTools Device Mode Build fully responsive, mobile-first web experiences. Elements panel Iterate on the layout and design of your site by freely manipulating the DOM and CSS. Console panel Log diagnostic information during development or interact with the JavaScript on the page. Sources panel Debug your JavaScript using breakpoints or connect your local files via Workspaces to use DevTools as a code editor. Network panel Optimize page load performance and debug request issues. Performance panel (previously Timeline panel) Improve the runtime performance of your page by recording and exploring the various events that happen during the lifecycle of a site. Memory panel (previously Profiles panel) Application panel. Chrome Developer Tools.