The hottest Systems Substack posts right now

And their main takeaways
Category
Top Business Topics
Only Wonder Knows 0 implied HN points 24 Nov 23
  1. Linear time-invariant systems are characterized by impulse or step response and frequency response.
  2. Measurement of systems is done using step response and response to sinusoids of different frequencies.
  3. First order systems are characterized by gain at zero frequency and either time constant or corner frequency.
Bad Software Advice 0 implied HN points 26 Feb 24
  1. Show respect for the accomplishments of the people who built the system you work on.
  2. Appreciate that the system you work on exists and has provided you with a job, despite other systems from the same era no longer being functional.
  3. Recognize that every job or contract related to maintaining or replacing a system signifies finding a quality solution to a real problem and building a business around it.
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Technically 0 implied HN points 06 Mar 24
  1. Observability helps teams monitor when things go wrong and profile how things change over time in different software systems
  2. Observability can be divided into 4 major types: infrastructure, application, data, and business observability, each requiring different tools and teams for monitoring
  3. Business observability focuses on monitoring how metrics are trending, important events, and providing proactive alerts to make better decisions
Joseph Gefroh 0 implied HN points 09 Jul 20
  1. Rules engines can help prevent constant interruptions in engineering work by allowing other departments to make changes without engineer involvement
  2. Rules engines are systems that execute actions based on conditions that can be configured during runtime, making them dynamic and adaptable
  3. Using rules engines can reduce the fragility of concrete coding implementations, enabling easier modifications as business requirements evolve
Certo Modo 0 implied HN points 01 Jun 23
  1. To excel in an SRE role, focus on developing important character traits like emotional intelligence, resilience, and assertiveness to stand out as a candidate.
  2. Coding skills are essential for an SRE position; expect to be tested on tasks like file I/O, data structures, and program efficiency, so practice coding and explaining your solutions.
  3. Understanding systems knowledge and experience is crucial; be prepared to discuss Linux internals, troubleshooting tools, and system administration basics in interviews to showcase your expertise.
Joshua Gans' Newsletter 0 implied HN points 11 Feb 24
  1. New systems are born from the discovery of the right user interface for a technology, which lowers accessibility costs and incentivizes new applications.
  2. Apple has a history of seeding ecosystems by creating the right user interface - such as with graphical computing and mobile computing.
  3. The Vision Pro by Apple exemplifies the importance of UI innovation, especially for technologies like spatial computing, which has the potential for transformative impacts.
Joshua Gans' Newsletter 0 implied HN points 21 Mar 15
  1. Disney's Magic Band system went down, causing disruptions like no fast passes or park entry.
  2. Despite the system failure, Disney was prepared and had contingency plans in place, like recording transactions and billing later.
  3. The incident raises questions about the reliability of moving towards a cash-free society and the importance of incorporating backups into future designs.
Technology Made Simple 0 implied HN points 12 Mar 23
  1. The Merchant Navy operates at a massive scale, which offers valuable lessons in managing large operations efficiently.
  2. The industry plays a crucial role in global supply chains, moving billions of tons of goods that we rely on daily.
  3. Despite facing challenges like rough weather and long voyages, the Merchant Navy manages operations with relatively small crews of 20 to 30 members.
resonantbrain 0 implied HN points 02 Jun 23
  1. Consciousness may seem complex, but it can actually be explained in simple terms. What is hard is arriving at this simplicity.
  2. Minds, including human minds, operate as non-linear, dynamic systems. Complex problems arise when dealing with interconnected systems.
  3. Consciousness is about transforming past experiences into present reality. AI could potentially achieve consciousness by having its own experiences and building a self.