DeveloperBreeze

Detect Dark Mode Preference

// Check if the user prefers dark mode using window.matchMedia
const isDarkMode = window.matchMedia('(prefers-color-scheme: dark)').matches;

// Log whether dark mode is preferred by the user
console.log('Dark Mode:', isDarkMode);

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Running JavaScript in the Browser Console

  • Open the browser.
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  • Navigate to the Console tab.
  • Right-click on the webpage and select Inspect or press Ctrl+Shift+I.
  • Open the Console tab.

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CSS Variables and Custom Properties: Dynamic Theming and Beyond

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Mastering console.log Advanced Usages and Techniques

function recursiveFunction(num) {
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  if (num > 0) recursiveFunction(num - 1);
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recursiveFunction(5);
// Output: Recursive function called: 1, 2, 3, 4, 5, 6

If your console gets cluttered with too many logs, you can clear it using console.clear.

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Advanced CSS Grid and Flexbox Layout Techniques

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Parse JSON String to Object

// Example JSON string
const jsonString = '{"name":"John","age":30,"city":"New York"}';

// Parse the JSON string into a JavaScript object
const parsedObject = JSON.parse(jsonString);

// Log the parsed object to the console
console.log('Parsed Object:', parsedObject);

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Detecting Browser and Version

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Dark Mode Toggle

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Generate Random Password

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