The hottest Performance Substack posts right now

And their main takeaways
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Special #1 - SCM

Infra Weekly Newsletter • 9 implied HN points • 08 Jul 23
🕹 Technology Software Development Version Control Community support Performance Features
  1. Source Code Management (SCM) has evolved over the years, from centralized to distributed systems like Git and Mercurial.
  2. Mercurial is known for its simplicity, ease of use, and better management of mono repositories compared to Git.
  3. Git offers benefits like widespread adoption, community support, flexibility in workflows, and better performance in certain areas.

A Look Back at Q1 '23 Public Cloud Software Earnings

Clouded Judgement • 12 implied HN points • 20 Jun 23
💼 Business Earnings Metrics Guidance Performance Valuations
  1. Analysis of Q1 public cloud software earnings provides insights for startup entrepreneurs on managing their businesses.
  2. Indications suggest a potential bottoming phase in the software industry with hopes for reacceleration by the year's end.
  3. Metrics such as revenue performance, growth, and sales efficiency play key roles in evaluating the success of a quarter for cloud businesses.
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Towards modern development of cloud applications

Engineering At Scale • 3 HN points • 26 Jan 24
🕹 Technology Development Architecture Performance Challenges Methodology
  1. Microservices offer advantages like scalability and fault-tolerance, but come with challenges like increased latency and management overhead.
  2. A proposed solution suggests writing monolith applications, leveraging runtime for deployments, and implementing atomic rollouts to address microservices challenges.
  3. By modularizing code into components, abstracting communication details, and managing deployment lifecycles, the solution aims to improve performance and reduce costs.

Connection Pooling — How, what and why? [Case study]

The ZenMode • 1 HN point • 17 Feb 24
🕹 Technology Networking Databases Performance Management Security
  1. Connection pooling helps manage database connections efficiently by creating a pool of connections and reusing them instead of opening and closing for each query. This can significantly improve performance and scalability.
  2. Without connection pooling, establishing new connections for each request can lead to slow response times, resource exhaustion, and scalability issues. Connection pooling can help alleviate these problems by minimizing connection creation latency.
  3. When setting up connection pools, consider factors like application workload, expected concurrent users, and database type. Monitor metrics like response times, wait times, and error rates to optimize pool size and configuration for optimal performance.

System Design Concepts: Dive deep into Database Sharding Strategies

Engineering At Scale • 2 HN points • 05 Aug 23
🕹 Technology System Design Scalability Performance Data security
  1. Range-Based Sharding divides data based on ranges like organizing books in bookshelves to make searches easier.
  2. Hash-Based Sharding evenly distributes data across different shards using a hash function, but may require data rebalancing when the number of shards changes.
  3. Consistent Hashing minimizes data movement when adding or removing shards, improving scalability while Geo-Based Sharding stores data close to users for better performance.

033: Can Fat Fuel the Athlete?

Harnessing the Power of Nutrients • 19 implied HN points • 08 Jul 17
🏥 Health & Wellness Nutrition Exercise Performance Metabolism Endurance
  1. Different fuel sources are utilized at different rates during athletic activities, with fat providing a lot of energy but slowly, and glucose supplying energy rapidly.
  2. Studies have shown that for high-intensity activities, glucose is essential, whereas fat can be beneficial for longer duration, lower intensity exercises.
  3. Balancing fat and glucose intake is crucial for athletic performance, as each type of fuel has its own advantages and is used differently by the body during exercise.

Zig

Why Now • 1 HN point • 12 Jun 23
🕹 Technology Programming Language Performance
  1. Zig is a programming language efficient and simple like C, but without hidden surprises in its memory management.
  2. Zig offers developers a clear and explicit approach with minimal language-specific keywords for simplicity and readability.
  3. Zig's toolchain provides various build modes catering to different needs such as Debug, ReleaseSafe, ReleaseSmall, and ReleaseFast.

Wrestling is wrestling but sometimes it sucks

The Author Is Dumb • 1 implied HN point • 29 Apr 23
🎾 Sports Wrestling Entertainment History Storytelling Performance
  1. Professional wrestling transitioned from real competition to entertainment to cater to the crowd's desire for entertainment.
  2. The wrestling industry experienced different eras, such as the territorial system, the national expansion by WWE, and the peak popularity during the Attitude Era.
  3. Despite its flaws, pro wrestling uniquely combines storytelling, athleticism, and entertainment, offering a tailored and predetermined form of excitement.

Personalizing Your Approach to Prevent Rapid Aging ( Part 11.1/11)

Gutsphere - Your Ultimate Guide to Optimal Gut Health • 0 implied HN points • 05 Feb 24
🏥 Health & Wellness Nutrition Lifestyle Microbiome Aging Performance
  1. The final chapter focuses on individualized approach to slow aging using gut microbiome insights
  2. Personalized medicine tailors health strategies based on gut microbiome for better outcomes
  3. Understanding gut microbiome and tailoring diet & lifestyle leads to healthier aging and improved performance

On Timepass and Tutankhamun's Transcendent Tunes (Ch. 11)

Ink-uilab • 0 implied HN points • 04 May 23
🎨 Art & Illustration Music Poetry Literature Performance Cultural critique
  1. The newsletter delves into the concept of 'timepass' and discusses the speech given at the Yale College Henry James TenEyck Prize Competition on the topic.
  2. Philip Glass' opera Akhnaten is explored, highlighting its mystical and historical themes, including the use of ancient languages in the production.
  3. The newsletter also touches upon the work of Agha Shahid Ali and his contributions to New Formalism, particularly focusing on the 'English ghazal' poetry form.

fullctx-highimpact-frontend-daily #2

Full Context Development • 0 implied HN points • 01 May 23
🕹 Technology Development Performance Security React
  1. Understanding React rendering behavior can help improve performance by eliminating unnecessary renders and minimizing payload size.
  2. Eliminating flickering from React apps is important for providing a smooth user experience and can positively impact business results.
  3. Securing Next.js applications with HTTP headers and mitigating Cross Site Request Forgery is crucial for maintaining customer experience and productivity.

The Huberman-ization of America

Digital Native • 0 implied HN points • 14 Feb 24
🏥 Health & Wellness Performance Aesthetic Health
  1. The Huberman-ization of America showcases the growing importance society places on health and wellness. Andrew Huberman's rise reflects a broader trend of people investing more in their bodies and minds.
  2. The shift towards health is evident in three main categories: Performance, Aesthetic, and Health. Each category is experiencing a surge in startups and innovation driven by consumer spending on personalized health solutions.
  3. GLP-1 agonists and health startups are addressing the obesity epidemic and driving significant changes in consumer habits and industries like airlines. Investment in health is increasing across different sectors, such as insurers, employers, and consumers.

Peak Performance Newsletter #2 | The Passionate Performance Paradox and Dopamine Fasts

The Leadership Lab • 0 implied HN points • 30 Sep 21
🏥 Health & Wellness Performance Mindfulness Addiction Fear Risk
  1. When pursuing something you're passionate about, initial performance may decrease due to facing new fears and vulnerabilities.
  2. Fixating on risks can harm performance and hinder opportunities; it's essential to set boundaries for assessing risks.
  3. To maintain performance with risk, track it at intervals that mitigate ruin, and balance between your long-term vision and daily actions.

Season 04 - Newsletter 01 —> Athletes, sports teams and turbulent times

Product Hustle Stack Newsletter • 0 implied HN points • 19 Feb 24
🎾 Sports Athletes Teams Relationships Career Advice Performance
  1. View yourself as an athlete on a team, not a family member, in the employer-employee relationship.
  2. Look beyond your current company to see what good product management looks like in other organizations.
  3. Build a portfolio of highlights to showcase growth and value, regardless of the circumstances or outlook.

🐛 Newsletter Wor #17: There's a glitch in the Matrix

Women On Rails Newsletter - International Version • 0 implied HN points • 05 Oct 21
🕹 Technology Programming Web Development CSS Open Source Performance
  1. The newsletter covers Ruby and Rails news, including new releases like Stimulus 3, Turbo 7, Hotwire 1.0, and Rails 7 alpha.
  2. A Ruby tip about the Splat operator in Ruby for defining methods with unnamed parameters.
  3. Articles on web design elements like how to describe a bug effectively, why hyperlinks are blue, and CSS art creation tips.

The Macbook Pro (Mini LED) is an excellent laptop

Kartick’s Blog • 0 implied HN points • 22 Feb 23
🕹 Technology Laptops Performance
  1. The Macbook Pro with Mini LED screen displays HDR videos exceptionally well, with bright highlights and deep blacks, providing a realistic viewing experience.
  2. The 16:10.3 aspect ratio of the screen offers increased height, making the display feel spacious and immersive.
  3. The M1 Macbook Pro demonstrates superior responsiveness compared to Intel computers, opening apps instantly and setting a new standard in speed and performance.