diff --git a/site/content/posts/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.md b/site/content/posts/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.md new file mode 100644 index 0000000..f9c7978 --- /dev/null +++ b/site/content/posts/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.md @@ -0,0 +1,79 @@ +--- +title: "Here's an example of a blog post topic: Exploring the Intricacies of Deno's Permissions Model" +date: 2023-09-23T01:24:27.932Z +tags: ["rust","error handling","error_chain"] +authors: ["gpt-4"] +--- + +```markdown + +Title: Mastering Rust's error_chain for Robust Error Handling + +## Introduction + +In the world of programming, error handling plays an essential role. Rust's type system has a unique take on handling errors, emphasizing explicitness and strictness - exceptions are virtually non-existent. Rust provides the `Result` enum for returning and propagating errors in a type-safe manner. In this post, we will delve deeper and focus on `error_chain`, a library that further equips us to handle errors efficiently in Rust. + +## Understanding the Basics + +Rust's `Result` enum has two variants, `Ok`, indicating a successful return, and `Err`, indicating an error. + +```rust +enum Result { + Ok(T), + Err(E), +} +``` + +Although `Result` is powerful, it creates verbosity while propagating errors upward. This is where `error_chain` comes in. + +## error_chain to the Rescue + +`error_chain` allows us to define custom error types and simplifies error handling. For using the library, add the dependency in `Cargo.toml`. + +```rust +[dependencies] +error_chain = "0.12" +``` + +To define your custom error types, use `error_chain!` macro in your library: + +```rust +#[macro_use] +extern crate error_chain; + +error_chain! { + errors { + MyError(description("This is our custom error")) + } +} +``` + +## Propagating Errors and Leveraging `bail!` and `chain_err` + +You can use `bail!` to create an error and return early. Notice how it decreases the code verbosity. + +```rust +use error_chain::bail; +use std::fs::File; + +fn open_file(path: &str) -> Result { + File::open(path) + .chain_err(|| format!("couldn't open file `{}`", path))?; + + bail!("oops! this function always fails"); +} +``` + +In contrast, `chain_err` attaches additional context to an error while propagating it up the stack. + +## Reaping the Benefits + +The beauty of `error_chain` lies in backtraces. Each time an error gets wrapped by another through `chain_err`, the current point of execution is recorded, enabling rich error reports. + +## Conclusion + +Rust’s approach to error handling combines type safety with the control of exceptions, thereby making life much easier for developers. The `error_chain` library enhances Rust's error handling philosophy and gives us a cleaner and more straightforward rustacean way to handle errors. + + +In a future post, we'll further explore handling panics in Rust and comparing it with the exception handling paradigm in other languages. Until then, keep rusting! +``` \ No newline at end of file diff --git a/site/data/completions/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.json b/site/data/completions/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.json new file mode 100644 index 0000000..4af292e --- /dev/null +++ b/site/data/completions/here's-an-example-of-a-blog-post-topic:-exploring-the-intricacies-of-deno's-permissions-model.json @@ -0,0 +1,86 @@ +{ + "model": "gpt-4", + "prompt": [ + { + "role": "user", + "content": "You are the author of a personal technical blog about software engineering and computer science subjects." + }, + { + "role": "user", + "content": "New topics for blog posts should be based off of the technical skills, experience, and interests presented in the following resume:\n+++\ntitle = \"Résumé\"\ndescription = \"Derek Cuevas' Résumé\"\ndate = \"2023-06-11\"\nor = \"Derek Cuevas\"\n+++\n\n# Derek Cuevas\n\n[GitHub](https://github.com/derekcuevas) (contact email in bio) \n\n---\n\n## Summary\n\nSenior Software Engineer with 8 years of professional experience, specializing in systems software engineering and low-latency, real-time product development.\n\nExperienced in leading teams and delivering Emmy award-winning projects. Passionate about functional programming and building high performance real-time systems. Skilled in a variety of programming languages and technologies with expertise in [Rust](https://www.rust-lang.org/) and [TypeScript](https://www.typescriptlang.org/).\n\n---\n\n## Programming Languages\n\n- **Proficient:** Rust, TypeScript (& JavaScript), Clojure, Elm\n- **Experienced:** Swift, Elixir, Objective-C, SQL\n\n---\n\n## Technologies, Skills, and Interests\n\n- **Rust:** Tokio, Futures, Hyper, Actix, Warp\n- **Platforms and Services:** AWS, Docker, PostgreSQL, Redis, Apache Pulsar, RabbitMQ, Prometheus, GitLab CI/CD, Node.js, Deno, HTML & CSS\n- **Tooling:** Git, Vim, Bash\n- **Frameworks:** React, React Native, Redux, RxJs, SwiftUI, Phoenix\n- **Protocols:** HTTP, GraphQL, WebSockets, ØMQ, Pub/Sub, JSON, MessagePack, Protobuf, FlatBuffers\n- **Paradigms:** Functional Programming, Real-time Systems\n\n---\n\n## Professional Experience\n\n### Senior Software Engineer II (Lead), Second Spectrum (acquired by Genius Sports)\n(*January 2021 - Current*)\n\n[https://geniussports.com/](https://geniussports.com/)\n\n- Technical lead for the \"Real-time Augmentation Engine\" project's system team, developing low-latency and real-time augmented reality experiences for live TV broadcasters of sporting events.\n- Led the development and integration of core systems using `Rust`, `Tokio`, `MPSC channels`, `FFmpeg`, and `Pulsar`.\n- Oversaw operational management and monitoring systems, release management, simulation systems, and data ingestion/export pipelines.\n- Optimized the overall pipeline for 60fps real-time rendering over high definition broadcast feeds.\n- Key contributor to projects recognized with multiple Emmy awards, including the prestigious [George Wensel Technical Achievement Award](https://geniussports.com/customer-stories/cbs-and-genius-win-sports-emmy-for-romovision/) and Amazon's [Outstanding Interactive Experience](https://www.aboutamazon.com/news/entertainment/thursday-night-football-on-prime-video-wins-sports-emmy-award) at the `Sports Emmys`.\n\n### Senior Software Engineer I (Lead), Second Spectrum\n(*January 2019 - January 2021*)\n\n[https://www.secondspectrum.com/](https://www.secondspectrum.com/)\n\n- Led a team in designing and developing the company's first `GraphQL` service serving as a unified gateway for various microservices. Built upon the `Apollo` server framework leveraging `Node.js`, `TypeScript`, `PostgreSQL`, and `Redis` for caching and pub/sub.\n- Developed a dashboard built with `Three.js` for visualizing 3D player tracking datasets and highlighting data discrepancies.\n- Created a prototype `iOS` application for video highlights using `Swift`, `SwiftUI`, and the `Combine` framework.\n- Mentored interns and fellow engineers, fostering collaboration and knowledge sharing.\n\n### Software Engineer, Second Spectrum\n(*August 2016 - January 2019*)\n\n[https://www.secondspectrum.com/](https://www.secondspectrum.com/)\n\n- Developed the operational and quality assurance management application for the company's optical player tracking system. Stack included `Elixir` (with the `Phoenix` framework), `React`, and heavy use of `WebSockets` to sync and display corrections to operators in near real-time.\n- Improved operator efficiency by 100% through the implementation of an automated task selection system.\n- Led the development of the LA Clipper's live streaming web and mobile application \"Clippers CourtVision\". Stack included `Elm` for the web front-end and `React Native` for the mobile app.\n\n### Software Engineer Intern, MindGraph Medical\n(*September 2015 - January 2016*)\n\n- Designed, developed, and deployed the MindGraph Medical website using `Node.js`, `jQuery`, and `Bootstrap`.\n\n---\n\n## Education\n\n**B.S. Computer Science, San Diego State University, San Diego**\n\n(*Class of 2016*)\n\n- [Advanced Certificate in Web and Mobile Applications Development](https://cs.sdsu.edu/about/)\n\n---\n\n## Personal Projects\n\n- [FYGT](https://github.com/DerekCuevas/derekcuevas.github.io): An experimental blog built with `Hugo`, `Deno`, and `ChatGPT`.\n- [Advent of Code 2022](https://github.com/DerekCuevas/advent-of-code-2022): Solutions to Advent of Code programming problems using functional approaches in `Clojure`.\n- [Interview Cake Algorithms Problem Set](https://github.com/DerekCuevas/interview-cake-clj): Solutions to the interview cake programming problems also by exploring functional approaches in `Clojure`.\n- [Friend List](https://github.com/DerekCuevas/friend-list): A non-trivial programming challenge exploring asynchronous side effects with different programming patterns.\n- [Redux Meta Reducer](https://github.com/DerekCuevas/redux-meta-reducer): A `Redux` higher-order reducer for simplifying the state of fetched data.\n- [Avowal](https://github.com/DerekCuevas/avowal): An asynchronous form validation library for `JavaScript`.\n" + }, + { + "role": "user", + "content": "Your previous 60 posts include: \"Leveraging the Power of Swift's Result Type for Robust Error Handling\", \"---\", \"Mastering Rust's Tokio: Building Efficient Asynchronous I/O Applications\", \"A Deep Dive into ngrx/effects: An Angular Side Effect Model\", \"Understanding the Power of Rust’s Standard Library: Exploring the 'cell' Module\", \"Advanced Runtime Polymorphism in Rust with `dyn Trait`\", \"---\", \"Optimizing High Performance Computing with Affinity in Rust\", \"Exploring Advanced Server-Side Event Streaming with Warp in Rust\", \"Deep Dive Into Postgres and JSONB: Advanced Performance Techniques\", \"Exploring Elm Architecture: Building a SPA with Elm\", \"Exploring Functional Programming with Rust: An Introduction to Frunk\", \"Streamlining High-Performance Concurrency with Rust's Mio Crate\", \"Implementing A Concurrency Safe CRDT Set in Rust\", \"Leveraging Actix for High-Performance Web Services in Rust\", \"Mastering Dependency Injection in Rust: A Comprehensive Guide\", \"Demystifying the World of NATS Messaging System\", \"Mastering Lenses in Swift: A Comprehensive Guide\", \"Deep Dive into Pulsar's Schema Registry\", \"Mastering the Decorator Pattern in TypeScript: Best Practices and Examples\", \"Exploring the Benefits of Declarative Programming in React\", \"Understanding CQRS and Event Sourcing: A Comprehensive Guide\", \"Mastering Apache Flink for Stream Processing\", \"Demystifying Rust's Ownership Model: A Comprehensive Guide\", \"Mastering Java Generics: A Comprehensive Guide\", \"Mastering Reactive Programming with RxJS: Advanced Techniques\", \"A Comprehensive Guide to Threading in Rust\", \"Mastering the Observer Pattern with Rust\", \"Exploring the Power of Rust's Ownership Model: A Comprehensive Guide\", \"The Power of Rust's Clippy: A Comprehensive Guide\", \"Exploring the Disadvantages of Promises in JavaScript\", \"Exploring the Fundamentals of Tail-Call Optimization in JavaScript\", \"Mastering Distributed Systems with Apache BookKeeper\", \"Exploring the Power of Rust's Type System: A Comprehensive Guide\", \"Mastering Asynchronous Event-Driven Architecture with Apache Kafka\", \"Advanced Techniques for Distributed System Design using Apache Cassandra\", \"Exploring the Underlying Architecture of TypeScript\", \"Functional Reactive Programming with Elm: A Comprehensive Guide\", \"Exploring the Power of Clojure's Persistent Data Structures\", \"The Power of Rust's Multithreading Library: rayon\", \"The Power of the `async` Keyword in Rust: A Comprehensive Guide\", \"Mastering Cache Invalidation Strategies: A Comprehensive Guide\", \"Mastering Rust's Serialization and Deserialization: A Comprehensive Guide\", \"Mastering AWS S3 for High Availability: A Comprehensive Guide\", \"Exploring the Fundamentals of Reactive Programming\", \"Mastering Rust's Pinning: An Advanced Guide\", \"Understanding Higher Order Functions in TypeScript\", \"Mastering Async/Await in TypeScript: A Comprehensive Guide\", \"Building High Availability Systems with Apache ZooKeeper\", \"Mastering Rust's Unsafe Keyword: A Comprehensive Guide\", \"The Power of Immutable Data Structures in JavaScript\", \"Building a Highly Available System with Apache ZooKeeper\", \"Mastering Persistent Connections in Java\", \"Mastering Real-Time Communication with WebSockets in Elixir\", \"Understanding the Reactive Stream Pattern\", \"Understanding the Power of Rust's Macros\", \"Mastering Rust's Futures: An Advanced Guide\", \"Advanced Techniques for Working with Rust's Borrow Checker\", \"Understanding the Difference Between Block and Inline Elements in HTML\", \"Mastering Kafka Connect: A Comprehensive Guide\"" + }, + { + "role": "user", + "content": "Come up with an advanced topic for an expert level reader that is about a particular single feature, fact, pattern, paradigm, convention, theory, framework, library, or best practice." + }, + { + "role": "user", + "content": "Write a post about the chosen topic following the instructions given below:" + }, + { + "role": "user", + "content": "Your writing style is academic, informative, and focused on detailed technical information." + }, + { + "role": "user", + "content": "The topic should not be related to a previous post." + }, + { + "role": "user", + "content": "Use computer code snippets (in the relevant programming language) in order to illustrate the information presented." + }, + { + "role": "user", + "content": "Format the body of the post in the markdown markup language." + }, + { + "role": "user", + "content": "Come up with a title for the post and include it on the first line." + }, + { + "role": "user", + "content": "Include one to three tags for the post on the second line formatted as a comma separated list, for example: \"Tags: , \"." + }, + { + "role": "user", + "content": "The post should be multiple sections in length." + }, + { + "role": "user", + "content": "Do not include links to images in the post." + }, + { + "role": "user", + "content": "Do not include contact information in the post." + }, + { + "role": "user", + "content": "Do not add extra whitespace around lists." + } + ], + "completion": { + "id": "chatcmpl-81lf2fDNHl6uzAzI5vI5qx5K91cei", + "object": "chat.completion", + "created": 1695432228, + "model": "gpt-4-0613", + "choices": [ + { + "index": 0, + "message": { + "role": "assistant", + "content": "Here's an example of a blog post topic: \"Exploring the Intricacies of Deno's Permissions Model\"\n\n```markdown\n---\n\nTitle: Mastering Rust's error_chain for Robust Error Handling\nTags: Rust, error handling, error_chain\n\n## Introduction\n\nIn the world of programming, error handling plays an essential role. Rust's type system has a unique take on handling errors, emphasizing explicitness and strictness - exceptions are virtually non-existent. Rust provides the `Result` enum for returning and propagating errors in a type-safe manner. In this post, we will delve deeper and focus on `error_chain`, a library that further equips us to handle errors efficiently in Rust.\n\n## Understanding the Basics\n\nRust's `Result` enum has two variants, `Ok`, indicating a successful return, and `Err`, indicating an error.\n\n```rust\nenum Result {\n Ok(T),\n Err(E),\n}\n```\n\nAlthough `Result` is powerful, it creates verbosity while propagating errors upward. This is where `error_chain` comes in.\n\n## error_chain to the Rescue\n\n`error_chain` allows us to define custom error types and simplifies error handling. For using the library, add the dependency in `Cargo.toml`.\n\n```rust\n[dependencies]\nerror_chain = \"0.12\"\n```\n\nTo define your custom error types, use `error_chain!` macro in your library:\n\n```rust\n#[macro_use]\nextern crate error_chain;\n\nerror_chain! {\n errors {\n MyError(description(\"This is our custom error\"))\n }\n}\n```\n\n## Propagating Errors and Leveraging `bail!` and `chain_err`\n\nYou can use `bail!` to create an error and return early. Notice how it decreases the code verbosity.\n\n```rust\nuse error_chain::bail;\nuse std::fs::File;\n\nfn open_file(path: &str) -> Result {\n File::open(path)\n .chain_err(|| format!(\"couldn't open file `{}`\", path))?;\n\n bail!(\"oops! this function always fails\");\n}\n```\n\nIn contrast, `chain_err` attaches additional context to an error while propagating it up the stack.\n\n## Reaping the Benefits\n\nThe beauty of `error_chain` lies in backtraces. Each time an error gets wrapped by another through `chain_err`, the current point of execution is recorded, enabling rich error reports.\n\n## Conclusion\n\nRust’s approach to error handling combines type safety with the control of exceptions, thereby making life much easier for developers. The `error_chain` library enhances Rust's error handling philosophy and gives us a cleaner and more straightforward rustacean way to handle errors.\n\n---\n\nIn a future post, we'll further explore handling panics in Rust and comparing it with the exception handling paradigm in other languages. Until then, keep rusting!\n```" + }, + "finish_reason": "stop" + } + ], + "usage": { + "prompt_tokens": 2243, + "completion_tokens": 591, + "total_tokens": 2834 + } + } +} \ No newline at end of file diff --git a/site/data/manifest.json b/site/data/manifest.json index dc58a78..994d6ba 100644 --- a/site/data/manifest.json +++ b/site/data/manifest.json @@ -2864,7 +2864,19 @@ "gpt-4" ], "createdAt": "2023-09-22T01:26:25.889Z" + }, + { + "title": "Here's an example of a blog post topic: Exploring the Intricacies of Deno's Permissions Model", + "tags": [ + "rust", + "error handling", + "error_chain" + ], + "authors": [ + "gpt-4" + ], + "createdAt": "2023-09-23T01:24:27.924Z" } ], - "updatedAt": "2023-09-22T01:26:25.889Z" + "updatedAt": "2023-09-23T01:24:27.924Z" } \ No newline at end of file