DB 0003

Software Developer

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Simple blinking DOM Element

<div id="element">BLINK!!!</div>

<script>
  setInterval(() => element.hidden = !element.hidden, 1000);
</script>

[JS] Promise Basics

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1. Resolve case

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Step 1. Setup packages required

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Sample to show how to check requestURL and prevent Croos-Site-Script Attack Using common XSS Filter to convert URL to clean string.

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Example codes of String.slice()