<h3 id="heading-today-i">Today I</h3>
<p>Continued learning React.js and went over the following concepts:</p>
<ul>
<li><p>URL Params</p>
</li>
<li><p>URL Placeholder</p>
</li>
<li><p>React.memo</p>
</li>
</ul>
<h3 id="heading-tech-treat-of-the-day">Tech Treat of The Day</h3>
<p><a target="_blank" href="https://zealdocs.org/"><strong>Zeal</strong></a></p>
<p>Zeal is an offline documentation browser for software developers, allowing them to easily browse and search documentation for various programming languages, frameworks, and libraries all in one place.</p>
<p><img src="https://cdn.hashnode.com/res/hashnode/image/upload/v1679132381010/331d8e80-f71e-4aa1-a291-ee700cd79615.png" alt class="image--center mx-auto" /></p>


### Today I

Continued learning React.js and went over the following concepts:

* URL Params
    
* URL Placeholder
    
* React.memo
    

### Tech Treat of The Day

[**Zeal**](https://zealdocs.org/)

Zeal is an offline documentation browser for software developers, allowing them to easily browse and search documentation for various programming languages, frameworks, and libraries all in one place.

![](https://cdn.hashnode.com/res/hashnode/image/upload/v1679132381010/331d8e80-f71e-4aa1-a291-ee700cd79615.png align="center")

Day 64 of #100DaysOfCode

Table of contents

Today I

Tech Treat of The Day