--- title: Best Coins Bench posts — June 2023 | daily.dev description: The most upvoted Coins Bench posts from June 2023, curated by the daily.dev community. canonical: https://daily.dev/sources/coinsbench/best-of/2023/06 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/coinsbench/best-of/2023/06 og:type: website og:site_name: daily.dev og:title: Best Coins Bench posts — June 2023 | daily.dev og:description: The most upvoted Coins Bench posts from June 2023, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Coins Bench — June 2023 1. 1 [](https://daily.dev/posts/optional-chaining-in-javascript-vhqdva0ts "‘Optional Chaining’ in JavaScript") Article Coins Bench · 3y ‘Optional Chaining’ in JavaScript optional chaining was added to JavaScript to make it easier to access an object’s properties or invoke its methods when the object itself or any intermediary properties in the chain may be null or undefined. It aids in avoiding scenarios that could lead to errors while attempting to access properties or call methods on empty or null values. 19 1 2. 2 [](https://daily.dev/posts/the-math-you-need-to-know-as-a-solidity-developer-capil95cp "The Math You Need to Know as a Solidity Developer") Article Coins Bench · 3y The Math You Need to Know as a Solidity Developer The Math You Need to Know as a Solidity Developer will provide you with the knowledge you need to take your skills to the next level. In this article, we’ll dive deep into the role of math in cryptography and how it relates to Solidity. 18 3. 3 [](https://daily.dev/posts/how-to-build-a-cinema-ticket-booking-dapp-with-react-solidity-and-cometchat-0keex8kon "How to Build a Cinema Ticket Booking Dapp with React, Solidity, and CometChat") Article Coins Bench · 3y How to Build a Cinema Ticket Booking Dapp with React, Solidity, and CometChat How to Build a Cinema Ticket Booking Dapp with React, Solidity, and CometChat. See the live demo at sepolia test net and the git repo. Use React and Solidity to build our dapp. 14 4. 4 [](https://daily.dev/posts/web-3-0-a-simple-explanation-bkgjwntwv "Web 3.0: A Simple Explanation") Article Coins Bench · 3y Web 3.0: A Simple Explanation Sankar Srinivasan: Web 3.0 aims to bring about a paradigm shift by enabling machines to understand and interact with information on the internet in a more meaningful way. We'll explore what Web3.0 is all about and how it promises to revolutionize the way we interact with the online world. 13 5. 5 [](https://daily.dev/posts/chainlink-connecting-the-future-of-smart-contracts-li9hsymmx "Chainlink: Connecting the Future of Smart Contracts") Article Coins Bench · 3y Chainlink: Connecting the Future of Smart Contracts Chainlink has emerged as a game-changer, revolutionizing the way smart contracts interact with real-world data. The project gained substantial recognition and adoption by collaborating with prominent blockchain platforms and enterprises. Chainlink’s native cryptocurrency, LINK, became a vital component of the ecosystem, facilitating secure and decentralized transactions. 10 1 [See all Coins Bench archives](/sources/coinsbench/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/coinsbench/best-of/2023/06#page","url":"https://daily.dev/sources/coinsbench/best-of/2023/06","name":"Best Coins Bench Posts — June 2023","description":"The most upvoted Coins Bench posts from June 2023, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/coinsbench/best-of/2023/06#items","numberOfItems":5,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/optional-chaining-in-javascript-vhqdva0ts","name":"‘Optional Chaining’ in JavaScript"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/the-math-you-need-to-know-as-a-solidity-developer-capil95cp","name":"The Math You Need to Know as a Solidity Developer"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/how-to-build-a-cinema-ticket-booking-dapp-with-react-solidity-and-cometchat-0keex8kon","name":"How to Build a Cinema Ticket Booking Dapp with React, Solidity, and CometChat"},{"@type":"ListItem","position":4,"url":"https://daily.dev/posts/web-3-0-a-simple-explanation-bkgjwntwv","name":"Web 3.0: A Simple Explanation"},{"@type":"ListItem","position":5,"url":"https://daily.dev/posts/chainlink-connecting-the-future-of-smart-contracts-li9hsymmx","name":"Chainlink: Connecting the Future of Smart Contracts"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Coins Bench","item":"https://daily.dev/sources/coinsbench"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/coinsbench/best-of"},{"@type":"ListItem","position":5,"name":"June 2023"}]}]} ```