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Showing 9 – 16 of 17 articles
Original guide to JavaScript syntax and code structure: statements, whitespace, semicolons, indentation, identifiers, and practical rules to avoid syntax errors and improve readability.
Practical guide to try catch javascript: syntax, throwing custom errors, rethrowing, finally, runtime vs parse errors, and best practices.
Comprehensive, original guide to javascript array methods: forEach, map, filter, reduce, find, and findIndex with examples, differences, and best-use guidance.
Practical guide to JavaScript closures: definition, lexical environment, module pattern, function factories, currying, and examples.
Comprehensive guide to JavaScript reserved keywords: which words you can’t use as identifiers, contextual and future reserved words, strict mode and modules, and best practices for naming.
Practical guide to javascript comments: syntax, inline and block examples, commenting out code for testing, JSDoc usage, and commenting best practices.
Clear, original guide comparing setTimeout vs setInterval JavaScript: how to use each, pass arguments, stop timers (clearTimeout/clearInterval), and why recursive setTimeout can avoid drift.
Clear, original guide to the JavaScript Array filter method (array.prototype.filter): syntax, callback parameters, examples for numbers and objects, deduplication, polyfill, and comparisons to map/find.
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