<description>&lt;p&gt;RexIDE - &lt;a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer"&gt;https://rex.mindmeld360.com&lt;/a&gt;&lt;/p&gt;
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RexIDE - <a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer">https://rex.mindmeld360.com</a>

The Almost Correct System

<description>&lt;p&gt;&lt;a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer"&gt;RexIDE&lt;/a&gt; - https://rex.mindmeld360.com&lt;/p&gt;&lt;p&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;In this episode, we design a local, ultra-fast delivery system inspired by &lt;strong&gt;GoPuff&lt;/strong&gt;.&lt;/p&gt;&lt;p&gt;We break down:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;&lt;p&gt;service boundaries (ordering, inventory, dispatch)&lt;/p&gt;&lt;/li&gt;&lt;li&gt;&lt;p&gt;real-time courier assignment&lt;/p&gt;&lt;/li&gt;&lt;li&gt;&lt;p&gt;warehouse-centric delivery vs marketplace models&lt;/p&gt;&lt;/li&gt;&lt;li&gt;&lt;p&gt;latency, batching, and failure scenarios&lt;/p&gt;&lt;/li&gt;&lt;/ul&gt;
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<a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer">RexIDE</a> - https://rex.mindmeld360.com In this episode, we design a local, ultra-fast delivery system inspired by GoPuff.We break down:<ul><li>service boundaries (ordering, inventory, dispatch)</li><li>real-time courier assignment</li><li>warehouse-centric delivery vs marketplace models</li><li>latency, batching, and failure scenarios</li></ul>

Design Local Delivery Service - GoPuff - System Design Interview Series

<description>&lt;p&gt;RexIDE - &lt;a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer"&gt;https://rex.mindmeld360.com&lt;/a&gt;&lt;/p&gt;&lt;p&gt;We explore the fundamental concept of &lt;strong&gt;Happens-Before (HB)&lt;/strong&gt;—not a measure of time, but a formal mathematical relationship that provides the only real guarantee of &lt;strong&gt;visibility and ordering&lt;/strong&gt; in a multi-threaded world. Without an HB edge, your threads are effectively living in different realities, where one thread might see an object has been published but observe its internal fields as &lt;strong&gt;stale or uninitialized zeros.&lt;/strong&gt;&lt;/p&gt;
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RexIDE - <a href="https://rex.mindmeld360.com" target="_blank" rel="noopener noreferer">https://rex.mindmeld360.com</a>We explore the fundamental concept of Happens-Before (HB)—not a measure of time, but a formal mathematical relationship that provides the only real guarantee of visibility and ordering in a multi-threaded world. Without an HB edge, your threads are effectively living in different realities, where one thread might see an object has been published but observe its internal fields as stale or uninitialized zeros.

Java Memory Model (JMM)

<description>&lt;p&gt;&lt;strong&gt;RexIDE &lt;/strong&gt;-&lt;strong&gt; &lt;/strong&gt;&lt;a href="https://www.google.com/url?sa=E&amp;q=https%3A%2F%2Frex.mindmeld360.com"&gt;https://rex.mindmeld360.com⁠&lt;/a&gt;&lt;/p&gt;
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RexIDE - <a href="https://www.google.com/url?sa=E&q=https%3A%2F%2Frex.mindmeld360.com">https://rex.mindmeld360.com⁠</a>

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