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Python continues to lead IEEE Spectrum's 2024 programming language rankings, driven by its dominance in AI and education, while SQL remains highly sought after by employers. Rising stars include TypeScript and Rust, with the latter gaining attention for its memory safety features.
CodeViz is a VSCode extension for visualizing and navigating through your codebase's architecture and functions.
Elasticsearch is again considered Open Source software as Elastic has added the AGPL license as an option alongside ELv2 and SSPL, allowing users to choose the license best suited for their needs.
Thousands of screens and videos of old websites, mobile apps, and software from the 1990s to mid-00s.
An interactive tutorial on prompt engineering for Claude that covers topics from basic prompt structure to advanced techniques for building complex prompts.
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FusionAuth is the customer authentication and authorization platform that makes developers' lives easier. Say goodbye to hidden fees and hello to comprehensive solutions without the hassle.
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Netflix optimizes recommendations for long-term member satisfaction by going beyond short-term engagement metrics like clicks. It uses a contextual bandit framework where user actions, like completing a season or giving a thumbs-down, are used to define a proxy reward function. This function aims to capture long-term satisfaction and is iteratively refined through a process called reward engineering. To address the challenge of delayed feedback, Netflix predicts missing feedback using observed data and integrates it into the proxy reward function, allowing for better bandit policy updates.
The "blocking=render" attribute allows developers to explicitly mark resources as render-blocking, meaning the browser will not display the page until the resource is loaded. However, this is generally not recommended, as it can negatively impact performance. The most common use case for "blocking=render" is in client-side A/B testing, where it can prevent a jarring experience for users by making sure that the page is not rendered until all variations are ready.
Events that occur before the first byte of data is received by the browser are called pre-TTFB (Time to First Byte) events. The PerformanceNavigationTiming API captures these pre-TTFB events and provides insights into processes like DNS lookup, connection establishment, and TLS negotiation. This article explores optimization strategies for these events, such as caching, DNS configuration, and minimizing request waterfalls.
ChatGPT is a valuable tool for programming, as it allows developers to produce code faster than before. However, an understanding of the underlying principles of the code produced is more important than ever.
Free and open source software is facing declining industry support and being negatively affected by developer burnout. FOSS projects may experience decline or collapse as investment shifts away from traditional software and fewer people have the time or resources to contribute.
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How well does your team know the OWASP Top 10 API Security Risks? Get everyone up to speed with Security Journey's free training program [15]. Through video lessons and hands-on sandbox exercises, learners will gain the knowledge and skills to identify, exploit, and defend against API security vulnerabilities in real-world scenarios. Get free
Gemini now has custom AI experts called "Gems" for Advanced subscribers. Some Gems include the Writing Editor, Coding Partner, and Brainstormer. Gemini also now has the Imagen 3 model, used to generate AI images, available for all users.
Vercel has launched its Marketplace, providing developers with easy access to integrated storage solutions like Supabase, Redis, and EdgeDB.
N3.js is a powerful JavaScript library for working with RDF data. It offers features for parsing, writing, storing, and reasoning with RDF, making it a valuable tool for developers working with semantic data.
Airbnb's Media team developed a system to generate unique, personalized postcards for group trips. The project was complex and involved matching relevant postcards to destinations, having localized text formatting, and optimizing performance for various platforms. The team built a flexible template system, used a destination matching algorithm, and implemented an asynchronous postcard generation workflow for fast delivery.
This article explains how traceroute works and how it can be used to diagnose network problems. It first explains the journey of an internet packet and how it traverses multiple routers before reaching its destination. It then introduces traceroute, which uses the Time To Live (TTL) field in IP headers to trace the path a packet takes. Traceroute identifies each router along the path by sending ICMP packets with increasing TTL values and listening for Time Exceeded Messages.
This post contains an interview with Andrew Atkinson, a PostgreSQL expert at StepChange, which discusses his experience scaling Rails applications for millions of users. Atkinson shares valuable lessons learned from his work at Microsoft, where he optimized the infrastructure for Flip, a video discussion app. He highlights the challenges of scaling a Rails application with Postgres, particularly when dealing with heavy read and write operations, and provides practical advice for developers on optimizing queries, identifying bottlenecks, and utilizing tools like PG stats and explain plans. The post encourages developers to leverage ActiveRecord's features like counter caches and sharding to improve performance and scalability.
Microsoft has donated the Mono Project, an open source implementation of the .NET Framework, to the Wine team, and has acknowledged its significance in enabling cross-platform .NET development.
GPT Engineer allows you to build web apps, sync with GitHub, and deploy them in one click all with natural language.
This is a structured dataset from Hacker News comments about people's personal projects with an analysis of project trends and sentiment.
Time is not a separate entity but rather can be represented by changes in observable state, with each change marking a distinct point in time.
Memory usage is tracked in Node.js (V8) with metrics like RSS, Heap Total, Heap Used, External, and Array Buffers. There are various causes of memory leaks, such as improperly managed variables, persistent global objects, unremoved event listeners, closures capturing variables, and circular references. Developers can profile memory usage by using the `--prof` flag and analyzing the resulting profile file to identify areas of potential memory leak.
Meta's Privacy Aware Infrastructure (PAI) is a large-scale initiative designed to enforce purpose limitation. PAI's key component, Policy Zones, provides a comprehensive mechanism for encapsulating, evaluating, and propagating privacy constraints for data in transit and at rest. Its integration across various Meta systems, including function-based and batch-processing systems, makes sure that data is only used for its intended purpose.
Reddit users debate whether Tailwind is too redundant or not. Some people find the class names to be repetitive and difficult to maintain. Others find Tailwind CSS to be helpful and time-saving.
People often prefer complex solutions over simple ones, even though they claim to want simplicity. This is because complex solutions make people feel special and superior. Basic problems are often turned into insurmountable challenges during development, requiring expensive subscriptions for "sophisticated" solutions.
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Authentication is one of the main building blocks of any software product, and you want to be really sure you're making the right choice. The only reliable way to do that is to run it in your actual code [9], in your actual application logic. If there's no free trial,
Simulacrum allows you to write code to build interactive diagrams for complex software flows. It's a React component with an IDE, a compiler, and a runtime all working together. The compiler converts your code into something that can emit the program's custom instructions.
A collection of 224 free public APIs for developers that have been verified and tested.
This is a free background remover that uses WebGPU to remove backgrounds locally in-browser.
This developer was able to optimize CRDTs (Conflict-Free Replicated Data types) for collaborative editing by 5,000x. They started with a simple data structure change using a flat list instead of a tree. Then they adopted a bidirectional linked list and run-length encoding, leading to a 30x speedup compared to the original Automerge implementation. Finally, by using Rust's memory control capabilities and a range tree data structure, the developer achieved a 5,000x speedup, demonstrating that CRDTs can achieve performance comparable to native strings.
Using LLMs for root cause analysis (RCA) for cloud incidents is probably not a great idea. LLMs, while capable of automating some aspects of RCA, lack the depth and nuance of human experts. Furthermore, there's the "automation surprise" problem, where unexpected LLM behavior could lead to dangerous situations due to user misunderstanding.
Netflix researchers developed methods to analyze historical A/B test data to understand the relationship between proxy metrics and long-term business outcomes. They propose three estimators that offer more robust solutions for understanding the true relationship between proxy metrics and north star metrics: Total Covariance (TC), Jackknife Instrumental Variables Estimation (JIVE), and Limited Information Maximum Likelihood (LIML).
TaskWarrior is free, open-source software that helps you manage your TODOs from the command-line.
Monospace fonts and grid systems can be used to create readable, consistent, and visually appealing web pages.
Anthropic has published the system prompts used to guide its Claude AI models and plans to continue being transparent moving forward.
This article describes how to use Docker to host applications on a VPS, which is cheaper and often easier to maintain than using traditional cloud providers.
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It's not unusual to find a ratio of 25:1 between developers and ops people in modern software development environments. Giving developers the tools to succeed is more challenging than ever.
Apple's iCloud and CloudKit were built using a combination of Cassandra and FoundationDB. Cassandra, which is being actively improved by Apple engineers, handles exabytes of data and millions of queries. FoundationDB powers CloudKit, Apple's cloud backend service. It provides key features like transactional guarantees and solves scalability issues that Cassandra alone could not address. Each iCloud user gets their own database, resulting in billions of databases. This is made possible by the Record Layer's stateless architecture and resource allocation using a “record store” abstraction.
Meta's animate feature, which allows users to generate short animations from AI-generated images, had big challenges in scalability and efficiency. To overcome these challenges, the team implemented a series of optimizations, including halving floating-point precision, improving temporal-attention expansion, leveraging DPM-Solver to reduce sampling steps, and combining guidance and step distillation. They also deployed a traffic management system for better routing and less latency, as well as a retry system with optimized settings to reduce errors.
This developer fixed a bug in the Chromium/Google Chrome web browser, their first contribution to an open-source project of this scale. They detail the process of building Chromium from source, finding the bug in the Devtools network inspector, debugging the code, and finally creating a fix. They also talk through the process of submitting the code, getting it reviewed, and the final impact of their contribution.
Separating layout from content in UI component development improves code reusability and maintainability by allowing components to adapt to different layout contexts without needing to override styles.
Object storage is becoming more popular for both transactional and analytical workloads. Adopting new programming models presents a greater challenge due to the lack of clear migration paths and the perceived high investment risk. Object storage in the future may become a ubiquitous component of distributed systems as new programming models emerge, shifting code from applications to infrastructure.
Dokku is an open-source platform-as-a-service that allows users to create a Heroku-like environment on their own servers. It comes with features like automatic SSL certificate management, basic authentication, and flexible scaling. This developer uses Dokku to deploy various applications for their LLM consulting work, especially for non-GPU workloads.
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FusionAuth adds login, registration, SSO, MFA, and a bazillion other features [11] to your app in days – not months. It comes with everything you need out of the box, and it's flexible enough to customize and scale with unlimited MAU and identity provider connections. For added awesomeness, you can run it on any computer,