--- title: "Nail the Code (@nailthecode) | Hashnode" description: "Design | Build | Blog. Read the latest articles by Nail the Code on Hashnode." url: "https://hashnode.com/@nailthecode" --- @nailthecode # Nail the Code @nailthecode 路 Joined May 2022 Design | Build | Blog ### [Building a Simple DNS using BIND9](https://nailthecode.com/building-a-simple-dns-using-bind9?utm_source=hashnode&utm_medium=feed) My hands-on journey into DNS with BIND9: setup, errors, and lessons learned. 6 min read 路 [nailthecode.com](https://nailthecode.com/building-a-simple-dns-using-bind9?utm_source=hashnode&utm_medium=feed) [Jul 20, 2025](https://hashnode.com/posts/building-a-simple-dns-using-bind9/687c383ad7759e9e4f0f9a5a) ### [DNS Fundamentals](https://nailthecode.com/dns-fundamentals?utm_source=hashnode&utm_medium=feed) Why the Internet Needs a Librarian 4 min read 路 [nailthecode.com](https://nailthecode.com/dns-fundamentals?utm_source=hashnode&utm_medium=feed) [Jul 19, 2025](https://hashnode.com/posts/dns-fundamentals/687b23c72c059e469838394d) ### [Docker Networking](https://nailthecode.com/docker-networking?utm_source=hashnode&utm_medium=feed) Learn how Docker networking works, the role of bridge vs internal networks, DNS, subnets, gateways, and how to isolate services for better security. 3 min read 路 [nailthecode.com](https://nailthecode.com/docker-networking?utm_source=hashnode&utm_medium=feed) [Jul 6, 2025](https://hashnode.com/posts/docker-networking/686acc6585b5724aed201208) ### [The Cloud Journal](https://nailthecode.com/the-cloud-journal?utm_source=hashnode&utm_medium=feed) 馃摙 2 min read 路 [nailthecode.com](https://nailthecode.com/the-cloud-journal?utm_source=hashnode&utm_medium=feed) [Jul 1, 2025](https://hashnode.com/posts/the-cloud-journal/6864508721688e1f7a346aaa) ### [Weekly LeetCode Review 1](https://nailthecode.com/weekly-leetcode-review-1?utm_source=hashnode&utm_medium=feed) \[Arrays\] aka \[Lists\] 7 min read 路 [nailthecode.com](https://nailthecode.com/weekly-leetcode-review-1?utm_source=hashnode&utm_medium=feed) [Mar 25, 2023](https://hashnode.com/posts/weekly-leetcode-review-1/641f21505f803d2bede7b980)