--- title: "#pro articles | Hashnode" description: "Explore 11 articles tagged #pro on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/pro" --- Tag # #pro 11 posts · 4 followers [Renukashree Murali](https://hashnode.com/@quietbytes) · [Sep 20](https://hashnode.com/posts/file-encryptor-rust-authenticated-encryption/6aafbc77db5f7cf1e27bc0b5) ### [What Building a File Encryptor in Rust Taught Me About Authenticated Encryption](https://quietbytes.hashnode.dev/file-encryptor-rust-authenticated-encryption?utm_source=hashnode&utm_medium=feed) Building a Rust file encryptor taught me why nonce reuse breaks AES-GCM and why Argon2id beats bcrypt for password-based keys. 6 min read · [quietbytes.hashnode.dev](https://quietbytes.hashnode.dev/file-encryptor-rust-authenticated-encryption?utm_source=hashnode&utm_medium=feed) [Tanishq Patel](https://hashnode.com/@devtan) · [Jul 30](https://hashnode.com/posts/building-a-c-http-server-from-scratch-part-1-setting-up-tcp-sockets/6a6bcb0d1ee19fed17b4926b) ### [Building a C++ HTTP Server from Scratch (Part 1): Setting Up TCP Sockets](https://fun-code.hashnode.dev/building-a-c-http-server-from-scratch-part-1-setting-up-tcp-sockets?utm_source=hashnode&utm_medium=feed) Learn how to build an HTTP server in C++ from scratch using POSIX TCP sockets, step-by-step code snippets. 10 min read · [fun-code.hashnode.dev](https://fun-code.hashnode.dev/building-a-c-http-server-from-scratch-part-1-setting-up-tcp-sockets?utm_source=hashnode&utm_medium=feed) [Ethan0](https://hashnode.com/@glideflowai) · [Jul 22](https://hashnode.com/posts/how-to-use-openai-codex-with-any-model-claude-opus-4-8-grok-4-5-kimi-k3-glm-5-2/6a60826e3ea46ad1ba228671) ### ["How to Use OpenAI Codex with Any Model: Claude Opus 4.8, Grok 4.5, Kimi K3, GLM-5.2"](https://ethanlinxh.hashnode.dev/how-to-use-openai-codex-with-any-model-claude-opus-4-8-grok-4-5-kimi-k3-glm-5-2?utm_source=hashnode&utm_medium=feed) "Run Claude Opus 4.8, Grok 4.5, Kimi K3, Qwen 3.7 inside Codex ， and switch model per task instead of committing to one default." 20 min read · [ethanlinxh.hashnode.dev](https://ethanlinxh.hashnode.dev/how-to-use-openai-codex-with-any-model-claude-opus-4-8-grok-4-5-kimi-k3-glm-5-2?utm_source=hashnode&utm_medium=feed) [Raj Nandgaonkar](https://hashnode.com/@rajnandgaonkar) · [Jan 10](https://hashnode.com/posts/mastering-aws-devops-a-beginners-guide-to-the-cloud-journey/6962670fe27d7e7789428c1a) ### [Mastering AWS DevOps: A Beginner’s Guide to the Cloud Journey](https://awscloudformation.hashnode.dev/mastering-aws-devops-a-beginners-guide-to-the-cloud-journey?utm_source=hashnode&utm_medium=feed) By Raj Nandgaonkar 5 min read · [awscloudformation.hashnode.dev](https://awscloudformation.hashnode.dev/mastering-aws-devops-a-beginners-guide-to-the-cloud-journey?utm_source=hashnode&utm_medium=feed) [Tech Beastz](https://hashnode.com/@techbeastz) · [Apr 11, 2025](https://hashnode.com/posts/ditch-the-bulk-packing-light-like-a-pro/67f866547bdc1586bc92030d) ### [Ditch the Bulk: Packing Light Like a Pro](https://techbeast.hashnode.dev/ditch-the-bulk-packing-light-like-a-pro?utm_source=hashnode&utm_medium=feed) We've all been there: stuck at the airport, lugging around a suitcase heavier than a rogue sourdough starter. The struggle is real, and let's be honest, nobody wants to spend their vacation feeling weighed down (both literally and figuratively!). S... 2 min read · [techbeast.hashnode.dev](https://techbeast.hashnode.dev/ditch-the-bulk-packing-light-like-a-pro?utm_source=hashnode&utm_medium=feed) [Madhu Kumari](https://hashnode.com/@MADHUKUMARI) · [Sep 23, 2024](https://hashnode.com/posts/c-asynchronous-programming/66f1a4c12ae081ca3e440092) ### [C# Asynchronous Programming](https://techkeys.hashnode.dev/c-asynchronous-programming?utm_source=hashnode&utm_medium=feed) Asynchronous programming is a programming paradigm that allows a program to initiate tasks that can run concurrently without blocking the execution flow of the main thread. In this model, operations such as I/O requests, network calls, or other time-... 3 min read · [techkeys.hashnode.dev](https://techkeys.hashnode.dev/c-asynchronous-programming?utm_source=hashnode&utm_medium=feed) [Abhishek Sharma](https://hashnode.com/@abhisheksharmacodes) · [May 3, 2024](https://hashnode.com/posts/programmer-superpowers-beyond-the-code-and-how-to-sharpen-them/663485c966c6d4fbd0369e53) ### [Programmer Superpowers: Beyond the Code (and How to Sharpen Them)](https://abhisheksharmacodes.hashnode.dev/programmer-superpowers-beyond-the-code-and-how-to-sharpen-them?utm_source=hashnode&utm_medium=feed) Boost programming skills with debugging, algorithms, user empathy, continuous learning, and collaboration. Sharpen your skills now! 3 min read · [abhisheksharmacodes.hashnode.dev](https://abhisheksharmacodes.hashnode.dev/programmer-superpowers-beyond-the-code-and-how-to-sharpen-them?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/programmer-superpowers-beyond-the-code-and-how-to-sharpen-them/663485c966c6d4fbd0369e53) [Elijah Wilt](https://hashnode.com/@oojBuffalo) · [Feb 4, 2024](https://hashnode.com/posts/demo-tests-with-hashnode-pro/65bf843990f23c522f85cec2) ### [Demo Tests with “Hashnode Pro”](https://hashnode.elijahwilt.com/demo-tests-with-hashnode-pro?utm_source=hashnode&utm_medium=feed) // Syntax highlighting: JavaScript (React) import React, { useState } from 'react'; import './App.css'; const App = () => { const \[message, setMessage\] = useState(''); const \[chatHistory, setChatHistory\] = useState(\[\]); const handleInputChan... 1 min read · [hashnode.elijahwilt.com](https://hashnode.elijahwilt.com/demo-tests-with-hashnode-pro?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/demo-tests-with-hashnode-pro/65bf843990f23c522f85cec2) [daidalos](https://hashnode.com/@daidalos9) · [Jan 29, 2023](https://hashnode.com/posts/avoid-chatgpt-mistakes-8-tips-to-transform-from-novice-to-expert/63d5c5316793344b023269ec) ### [Avoid ChatGPT Mistakes: 8 Tips to Transform from Novice to Expert](https://daidalos.hashnode.dev/avoid-chatgpt-mistakes-8-tips-to-transform-from-novice-to-expert?utm_source=hashnode&utm_medium=feed) Unlock ChatGPT's potential: contextual conversations, unconventional thinking, enhanced brainstorming, tone teaching, diverse output formats, open-end... 4 min read · [daidalos.hashnode.dev](https://daidalos.hashnode.dev/avoid-chatgpt-mistakes-8-tips-to-transform-from-novice-to-expert?utm_source=hashnode&utm_medium=feed) [Emmanuel Obi](https://hashnode.com/@Koliko) · [Sep 24, 2022](https://hashnode.com/posts/day-3-palindrome-number-leetcode-problem-solved/632f89fba50ebf1cd1490515) ### [Day 3 - Palindrome Number - Leetcode Problem Solved](https://codeprophet.hashnode.dev/day-3-palindrome-number-leetcode-problem-solved?utm_source=hashnode&utm_medium=feed) #I4G10DaysOfCodeChallenge - Day 3 2 min read · [codeprophet.hashnode.dev](https://codeprophet.hashnode.dev/day-3-palindrome-number-leetcode-problem-solved?utm_source=hashnode&utm_medium=feed)