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Software Design Philosophy: Taming Complexity

2024-12-21

This post summarizes three key ideas from the book "A Philosophy of Software Design": zero tolerance for complexity, the misconception that smaller components always equate to better modularity, and the complexities inherent in exception handling. The author argues that complexity isn't caused by single errors but accumulates over time. Examples of an order processing system and user registration illustrate how to avoid duplicated code and find the right balance between component size and modularity. Furthermore, the post details three techniques to reduce exception handling complexity: eliminating errors, masking exceptions, and exception aggregation, with file processing serving as an example. The book ultimately emphasizes the importance of consistently simplifying complexity in software design.

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(www.16elt.com)
Development software design complexity exception handling

Enum of Arrays: A Novel Data Structure for Efficient Data Processing

2024-12-21

This article introduces a data structure called "Enum of Arrays" (EoA), similar to the popular "Struct of Arrays" (SoA), but with enums at its core. EoA packs multiple enum values into an array, using a single tag to identify the array's type. This reduces memory usage and branch prediction overhead, leading to more efficient data processing, particularly beneficial for SIMD optimization. The article uses the database system TigerBeetle as an example, illustrating how EoA enables efficient batch processing by effectively separating the control plane and data plane, resulting in significantly improved performance.

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(tigerbeetle.com)
Development data structure SIMD optimization

The 100-Page-a-Day Reading Strategy: A Habit for Life

2024-12-21

Matthew Walther, editor of *The Lamp* magazine, shares his "100-pages-a-day reading strategy." It's not a rigid plan, but a cultivated habit designed to combat the distractions of modern life and reclaim the joy of reading. Walther breaks his day into several reading slots, utilizing even fragmented time. He emphasizes diversifying reading material, balancing heavy and light books, and always carrying a book. The ultimate goal is establishing a reading habit, not strictly adhering to a page count.

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(thelampmagazine.com)
Misc reading strategy reading habit effective reading

AI Draws Entire City Road Networks with One Click

2024-12-21

Imagine drawing all the roads in a city with a single click! This technology, once seemingly straight out of science fiction, is now a reality thanks to AI. Advanced algorithms and massive data analysis allow AI to quickly and accurately map a city's entire road network, providing an efficient tool for urban planning, traffic management, and infrastructure development. This technology not only improves efficiency but also opens up new possibilities for more refined city management, ushering in a new era of smart city planning.

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(anvaka.github.io)
AI Urban Planning Road Network Mapping

The Rise and Fall of New York's Grand Penn Station

2024-12-21

Opened in 1910, New York's Pennsylvania Station, covering eight acres, was an architectural marvel, a Classical gateway to the city. Its Roman Baths-inspired waiting room soared 148 feet high. Yet, just 54 years later, this magnificent station was demolished, replaced by the current, widely criticized transit hub. This article recounts the station's history, from its conception and construction by McKim, Mead, & White to its controversial demolition, highlighting the changing transportation landscape and the impact on urban development and preservation efforts. The loss of Penn Station ultimately led to the creation of the Landmarks Preservation Commission.

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(ny.curbed.com)
Misc Pennsylvania Station Architectural History Urban Development

Yakari: Interactive Command Builder Simplifies Complex CLIs

2024-12-21

Yakari is an interactive command-building tool designed to simplify complex command-line interfaces. It guides users through command construction step-by-step, eliminating the need to memorize complex syntax. Supporting various argument types, Yakari offers contextual help and command history, significantly improving CLI usability. Users can build and execute commands with simple shortcuts, making even intricate commands accessible.

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(github.com)
Development interactive interface

Apache Cloudberry: Open-Source MPP Database, a Greenplum Alternative

2024-12-21

Apache Cloudberry, built by the original Greenplum Database developers, is an advanced and mature open-source Massively Parallel Processing (MPP) database. It features a newer PostgreSQL kernel and enhanced enterprise capabilities, serving as a data warehouse and supporting large-scale analytics and AI/ML workloads. Users can build from source or utilize a Docker-based sandbox for quick trials. A vibrant community provides support and encourages contributions ranging from code improvements to documentation enhancements.

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(github.com)
Tech open-source database Greenplum alternative

Go Iterators: Efficiently Handling Paginated APIs

2024-12-21

This article demonstrates how to efficiently handle paginated APIs using the iterator feature introduced in Go 1.23. Using the GitHub API as an example, the author shows how to write a custom iterator to abstract pagination logic, making the code more readable and reusable. The article focuses on the implementation and testing of the iterator, including mocking API calls and using pull iterators to ensure the iterator returns the expected results. Iterators allow developers to separate pagination logic from business logic, improving code maintainability and readability.

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(blog.thibaut-rousseau.com)
Development Iterators Paginated APIs

The CD Pipeline Manifesto: Building Better Software Delivery

2024-12-21

Modern software teams desperately need better tools for managing their Continuous Delivery pipelines. Today's CD pipeline ecosystem is fragmented, rigid, and inefficient. This manifesto advocates for code-first, developer-friendly pipelines designed to handle the complexities of modern engineering workflows. It emphasizes a single source of truth, reusable and typesafe components, dynamic and flexible pipelines, transparent and visual debugging, and mechanisms for handling change and fast feedback loops, ultimately aiming to improve efficiency and accelerate delivery.

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(manifesto.getglu.dev)
Development Continuous Delivery Pipeline

The Hidden Engineering of Wildlife Crossings

2024-12-21

The Wallis Annenberg Wildlife Crossing, a $92 million project near Los Angeles, is the world's largest wildlife crossing of its kind. This article delves into the engineering behind these vital structures, addressing the challenges of habitat fragmentation, noise pollution, and wildlife-vehicle collisions caused by roads. It explores various design aspects, including site selection, crossing types (underpasses, overpasses, culverts), fencing strategies, and attracting animals to use the crossings. The article highlights the different crossing behaviors of various species and corresponding engineering solutions, such as elevated bridges for large animals and culverts for smaller ones. Design considerations include animal behavior, topography, vegetation, and ensuring the crossings blend seamlessly into the landscape, minimizing human-wildlife conflict.

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(practical.engineering)
Tech Wildlife Crossings Engineering Ecology

Grammarly Acquires Coda to Usher in a New Era of AI-Native Productivity

2024-12-21

Grammarly has announced its acquisition of Coda, aiming to build the future's AI-native productivity suite. Coda is a popular collaborative workspace tool loved by teams, while Grammarly is renowned for its AI-powered writing assistance. This acquisition will combine the strengths of both companies, leveraging Coda's document collaboration capabilities and Grammarly's AI prowess to provide users with smarter and more efficient productivity tools. The future will see a deep integration of the Grammarly assistant with Coda Brain, resulting in powerful AI-native document collaboration features.

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(coda.io)
AI Productivity Acquisition

Turing Machines: The Foundation of Computation

2024-12-21

This article provides a clear and accessible explanation of Turing machines—a theoretical model of computation. Starting with the operational principles of a Turing machine, it details its components (tape, head, program, and state) and illustrates programming techniques and capabilities through several examples, including printing characters, loops, and basic arithmetic. The article also explores computability and the halting problem, explains the concept of Turing completeness, and clarifies the connection between Turing machines and modern computers. Finally, the author provides an online editor for readers to write and run their own Turing machine programs, enhancing their understanding.

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(samwho.dev)
AI Turing machine computability algorithm

Rivet: Run and Scale Realtime Applications with Actors

2024-12-21

Rivet is a platform for building and scaling real-time applications using the Actor model. It features built-in RPC, state, and events, simplifying modern application development. Rivet boasts automatic scaling, edge network deployment, and includes built-in monitoring and data localization capabilities. Powered by Rust, FoundationDB, V8 isolates, and the Deno runtime, it ensures performance and efficiency. Rivet is suitable for collaborative applications, local-first apps, AI agents, game servers, and more.

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(github.com)
Development Actor Model Real-time Applications Cloud Platform

SingleFile: Save Entire Webpages as Single HTML Files

2024-12-21

SingleFile is a powerful web extension and CLI tool that saves complete web pages as a single HTML file. Compatible with Chrome, Firefox, Edge, and more, it offers convenient page saving, multi-tab processing, annotation capabilities, and even allows uploading saved pages to Google Drive or GitHub. Customize shortcuts and settings to tailor it to your needs.

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(github.com)
Development webpage saving

Efficient German Language Learning: Is Anki the Answer?

2024-12-21

An engineer living in Germany for eight years confesses to still not knowing the language. To remedy this, they're trying Anki, leveraging spaced repetition to learn 10 new German words daily – aiming for C1 level proficiency within a year. They chose a frequency-ordered Anki deck, adding audio pronunciations themselves. The author invites readers to share their Anki experiences and German learning tips.

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(www.argpar.se)
Development German learning Spaced Repetition

Saying Goodbye to C String Vulnerabilities: A Safer String Handling Approach

2024-12-21

Tired of C string vulnerabilities and insecurity? This article introduces a clever alternative: a custom string struct `struct str`, which contains a data pointer and length, avoiding the risks associated with null termination. The author's six-month experience in a bare-metal environment demonstrates that this approach effectively prevents errors such as buffer overflows. While using the macro `STR` is slightly verbose, the increase in safety and readability far outweighs this. Compiler optimizations also make the performance loss negligible, offering a new approach for developers prioritizing code security.

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(thasso.xyz)
Development C language string handling

NY Governor Signs Law Criminalizing Restaurant Reservation Black Market

2024-12-21

New York Governor Kathy Hochul has signed the Restaurant Reservation Anti-Piracy Act, cracking down on the black market for restaurant reservations. This first-of-its-kind legislation targets individuals and groups using bots or manual methods to hoard and resell reservations at inflated prices. The law protects both consumers and businesses by ensuring a fairer reservation system, while acknowledging some legitimate reasons for reservation trading, such as handling non-refundable bookings in emergencies. However, the prevalent scalping and cancellations negatively impact restaurants and diners.

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(ny.eater.com)
Misc Restaurant Reservations Black Market New York Legislation

How an AI Code Review Bot Learned to Shut Up

2024-12-21

Greptile's AI code review bot initially faced criticism for generating excessive comments. To address this, they experimented with prompt engineering and having the LLM evaluate its own comments, but these methods proved ineffective. Their breakthrough came from vectorizing past comments, clustering them in a vector database, and filtering out new comments similar to those previously downvoted. This approach boosted the developer address rate from 19% to over 55%, significantly reducing LLM noise.

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(www.greptile.com)
Development Code Review

Minecraft Server Site Selection Sparks Voting System Debate

2024-12-21

A Minecraft server's site selection problem led to an in-depth discussion of different voting systems. The initially used plurality voting system resulted in the least popular option winning due to the "spoiler effect." Subsequently, instant-runoff voting was tried, which solved some problems, but violated monotonicity when candidates changed. The author further introduces the Borda method and Arrow's impossibility theorem, ultimately recommending score voting and approval voting as superior options because they satisfy the three conditions of Arrow's impossibility theorem: unanimity, non-dictatorship, and independence of irrelevant alternatives.

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(blog.danielh.cc)
Game voting systems Arrow's impossibility theorem

Implementing Raft: A Deep Dive into Distributed Consensus

2024-12-21

This is the first post in a series detailing the Raft distributed consensus algorithm and its Go implementation. Raft solves the problem of replicating a deterministic state machine across multiple servers, ensuring service availability even with server failures. The post introduces core Raft components: the state machine, log, consensus module, leader/follower roles, and client interaction. It discusses Raft's fault tolerance, the CAP theorem, and the choice of Go as the implementation language. Subsequent posts will delve into the algorithm's implementation.

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(eli.thegreenplace.net)
Development Distributed Consensus

Gazzetta: A New Mastodon News Reader

2024-12-21

Gazzetta is a revolutionary news reader designed specifically for Mastodon. Unlike other Mastodon clients that prioritize the social network experience, Gazzetta functions more like an RSS reader for the platform. It provides a separate interface, allowing users to focus solely on reading news and links. Features include following servers and accounts to see trending links, full-text search, integration with Safari's view controller, bookmark management, link exporting, and extensive customization options such as font styles, hiding thumbnails, and filtering links by domain, keyword, or language.

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(primatology.xyz)
Development News Reader

Legal Battle to Save Historic Haiku Stairs

2024-12-21

The demolition of Oahu's iconic Haiku Stairs is facing legal challenges. Friends of Haiku Stairs filed a lawsuit, arguing the city and state agencies failed to comply with historic preservation regulations, citing a 1999 covenant protecting the stairs' existence. The city counters that proper procedures were followed, and the demolition was necessary due to safety concerns and resident complaints. A judge will soon issue a ruling, leaving the stairs' fate uncertain.

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(www.civilbeat.org)
Misc historic preservation lawsuit Haiku Stairs

S2: Revolutionizing Stream Data Storage in the Cloud

2024-12-21

Bandar Systems introduces S2, a novel stream data storage service designed to revolutionize data processing in the cloud era. Unlike traditional object-based storage, S2 centers around streams, offering efficient, scalable, and cost-effective real-time data ingestion and processing. It supports high-throughput, low-latency read and write operations and provides multiple storage classes to meet varying performance and cost requirements. S2 aims to replace systems like Kafka and Kinesis, providing users with a more powerful and flexible stream data management solution.

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(s2.dev)
Development stream data storage cloud native serverless

AI 'Street Photography' Isn't Photography: The Loss of Authentic Experience

2024-12-21

This article argues that AI-generated 'street photography' is not true photography. While AI can create images resembling street photos, it lacks the essential elements of real photography: the capturing of actual light and moments, the engagement with strangers, and the inherent risks and rewards of real-world interaction. The author contrasts AI-generated images with their own experience in Brooklyn's Chinatown, highlighting the value of human connection, cultural exchange, and the discomfort and courage required for genuine street photography. The article ultimately warns against the collapse of meaning when simulated experiences replace authentic engagement with reality.

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(simone.org)
AI AI photography street photography authentic experience

Parasite SEO Operator Evaded Google Penalties with Finesse

2024-12-21

This article exposes how parasite SEO operator Finixio/Clickout Media swiftly and effectively evaded Google penalties. Following a Google algorithm update, several Finixio/Clickout Media websites faced severe penalties for violating Google's site reputation abuse policy, resulting in plummeting traffic and rankings. However, through clever use of redirects and cloaking techniques, they restored their operations within days and continued profiting from their parasite website network. They even expanded their operations after being penalized, leveraging new websites and existing high-authority sites (like CoinTelegraph) to continue promoting gambling and cryptocurrency. The article details their strategies, including using geolocation to hide content and placing content on various platforms. It points out that the root cause of this phenomenon is Google's weakening of topical authority in its algorithms, making domain authority the primary ranking factor.

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(recleudo.com)
Development parasite SEO Google penalties site reputation

New Ocean Predator Discovered in Atacama Trench

2024-12-21

Scientists have discovered a new large predatory amphipod, *Dulcibella camanchaca*, in the Atacama Trench at depths exceeding 8,000 meters. This is the first large, active predatory amphipod found in this extreme environment. The nearly 4-centimeter-long crustacean uses specialized appendages to hunt smaller amphipods. The discovery highlights the Atacama Trench as a biodiversity hotspot and underscores the importance of continued deep-sea exploration.

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(phys.org)
Biology deep sea creature Atacama Trench

The Academic Great Gatsby Curve: How Much of Academic Success Is Inherited?

2024-12-21

A new study reveals that academic success mirrors the inheritance of wealth and social status. Analyzing data from over 245,000 mentor-mentee pairs, researchers found that the more unequal the citation distribution within a discipline, the more likely a mentee's citation ranking reflects their mentor's. This suggests academic success is shaped by structural forces similar to those governing social mobility, where the advantage of a top mentor creates a self-reinforcing cycle of success. While acknowledging the benefits of top mentorship, the study cautions against relying solely on citation metrics, advocating for greater academic equity and equal opportunity.

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(blogs.lse.ac.uk)
AI academic success mentor-mentee relationships academic inequality

AP5 Reference Manual: A Logic-Based Extension to Common Lisp

2024-12-21

AP5 is an extension to Common Lisp that allows users to "program" at a more "specitional" level, focusing on what the machine should do rather than how. It combines aspects of Lisp and the Gist specification language, incorporating compilable parts of Gist and offering annotation mechanisms for performance tuning. AP5 uses a relational model to represent data and supports a first-order logic language for data access and manipulation. Programmers define relations, rules, and constraints, optimizing performance through annotations. The manual details AP5's syntax, database operations, rules, types, equivalence, and implementation specifics, providing numerous examples and explanations.

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(www.ap5.com)
Development Logic Programming Relational Database
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