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<h2>2. Functions: The First Line of Organization</h2> <p>Functions should do one thing, do it well, and do it only.</p>

<h2>1. Meaningful Names</h2> <p>Names are the smallest building blocks of code clarity. Every variable, function, or class name should reveal intent.</p>

<div class="tip"> Use pronounceable names: <code>generationTimestamp</code> instead of <code>genTmStmp</code>. </div>

<h3>Rule 2: Avoid disinformation</h3> <p>Don't use <code>accountList</code> unless it’s actually a <code>List</code>. Prefer <code>accounts</code> or <code>accountGroup</code>.</p>

<h2>5. Objects and Data Structures</h2> <p>Objects hide data behind abstractions. Data structures expose data and have no meaningful functions.</p>

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<h2>10. Code Smells and Heuristics (Quick Reference)</h2>

<h2>6. Error Handling: Separate Logic from Errors</h2> <p>Error handling is one thing. Your business logic is another. Don’t mix them.</p>

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