Many brands send post-purchase emails at the wrong time, reducing relevance and impact. For example, ASOS sent a review request before a customer even tried the products, missing the chance to align messaging with actual behavior. A better approach is to use order and return data to trigger automated flows. When multiple sizes are purchased, mark the order as high return likelihood and delay review emails until returns are processed. This ensures post-purchase emails are timely and more likely to drive engagement.
Price changes are overwhelmingly non-destructive and often growth-positive for SaaS companies. Only 4% of companies saw revenue decline after making a change, while 74% experienced either no drop or an increase in growth. One in four companies see growth exceed 20%, which shows that pricing is an underused strategic lever.
Experts Exchange turned a failed newsletter into a successful product by shifting from presenting themselves as experts to curating valuable content for IT professionals. Its ByteSize newsletter now has 206K subscribers, a 47% open rate, and generates revenue through sponsorships. The company achieved this by writing in a consistent “Tony Stark” voice, refining content through performance data, and cutting its list from 400K to 206K to focus on engaged readers. By acknowledging its audience's expertise and delivering useful, witty, and curated content, it transformed a skeptical community into an active subscriber base.
WatchFoom.com is a 24/7 live broadcast platform created by Runway, the AI startup behind generative video models like Gen-1 and Gen-2 and an original collaborator on Stable Diffusion. It streams continuous live content and invites users to submit content or pitch shows. It serves as both a creative showcase and a promotional channel for Runway's AI-powered video tools.
Building a campaign around a celebrity requires more than booking appearances. The brand must map its objectives to the talent's schedule and branding, then co-develop a campaign with clearly defined deliverables. Pre-campaign research must include timing windows, past brand collaborations, and public perception. Activation should start well before the campaign launch to build rapport and secure deeper buy-in. To improve performance and reduce costs, brands should bundle deliverables across departments, reduce repetitive asset requests, and tailor content to match the celebrity's natural voice and audience.
AI has reshaped B2B marketing, making old playbooks and siloed specialist teams ineffective. Companies now face declining search traffic, derivative content overload, outbound saturation, and blurred GTM roles as ripple effects of AI adoption. The new playbook requires authenticity and differentiation in content, account-driven growth strategies, and fewer but higher-impact campaigns. Teams should also restructure around AI-powered generalists, called “Gen Marketers,” who can combine creativity with AI tools to drive results. This approach positions marketing as a company's moat in the AI era.
Global ad spend is on track to hit $1 trillion in 2025, up nearly 30% in real terms over the past 15 years.
A crowd-sourced initiative of 29 marketing lessons.
The AI tool that lets users easily generate alternate endings by selecting from pre-written prompts.
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As organizations scale their generative AI applications, RAG implementations often face challenges with real-time data integration, security, and observability. Modern RAG architectures require comprehensive capabilities beyond basic vector storage to deliver production-ready applications.
Context engineering focuses on optimizing the tokens within an AI model's limited context window for the best outcomes. Good context engineering means curating and maintaining the most relevant information for each inference, including system instructions, tools, data, and message history. Messages can experience "context rot" and lose focus with excessive or irrelevant information, so agents like Claude Code use compaction, note-taking, and sub-agents for better context management.
CSS specificity is an algorithm that browsers use to determine which CSS rules to apply when multiple rules target the same HTML element. The specificity is calculated using a three-column scoring system (ID-CLASS-TYPE) where ID selectors have the highest weight (1-0-0), followed by class selectors, attributes, and pseudo-classes (0-1-0), and finally type selectors and pseudo-elements (0-0-1). When comparing rules, browsers check the ID column first, then CLASS, then TYPE, and if all scores are equal, the rule that appears later in the CSS wins.
JSON, despite being designed as a universal data interchange format, is interpreted differently across programming languages. The main issue this causes is numeric precision. JavaScript loses precision for integers larger than 2^53-1 due to its floating-point number representation, while languages like Python and Java (when properly configured) can handle these large integers correctly.
Companies are making a mistake by exclusively hiring senior engineers, missing out on the potential of motivated and adaptable junior talent. Juniors can quickly become productive with proper mentoring and AI tools. A revised hiring process that focuses on problem-solving skills, AI proficiency, and a candidate's learning mindset would be good to hire great junior engineers in this new age.
This article compares three AI coding agents - Codex, Claude Code, and Cursor - across various dimensions like features, pricing, and user experience. Codex is the author's preferred choice due to its smooth GitHub integration that catches bugs and allows for easy PR management, along with more generous usage limits.
Frontend development has become unnecessarily complex, with developers building elaborate JavaScript component libraries to recreate basic HTML functionality that browsers already provide or are increasingly supporting natively. Simple HTML elements like `details` and `summary` can create fully functional accordions without JavaScript, while popular component libraries require hundreds of files and dependencies to achieve similar results.
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This ESLint plugin helps identify and eliminate unnecessary React `useEffect` hooks. It includes a recommended configuration to enable all rules as warnings and offers custom configurations. The plugin provides rules that disallow common misuses of useEffect, such as deriving state, chaining state updates, and using effects as event handlers.
Handy is a free and open-source, cross-platform speech-to-text app that works offline. It transcribes speech locally using Whisper or Parakeet models. Handy can be triggered by a configurable keyboard shortcut.
Cloudflare has rebuilt major components of its network system using Rust programming language, replacing its 15-year-old "FL" system with "FL2". This led to a 10ms reduction in median response time and a 25% performance boost. The new system, built on Cloudflare's Oxy framework, removes memory safety issues and data races that plagued the previous Nginx/LuaJIT-based system while providing better modularity.
Coding agents like Claude Code and Codex CLI are improving automated code production with automated error correction and experimentation. These agentic loops are when agents use tools to achieve a specific goal through iteration, and they function best with clear goals and defined tools. Running agents in "YOLO mode" can be very productive but also risky, requiring careful sandboxing.
This article goes over the creation of a new Go diffing library.
The increasing use of LLMs to generate code is creating a "comprehension debt" as devs struggle to understand and modify the AI-generated code, potentially negating the initial time savings.
2025.10.01·codemanship.wordpress.com·2 min read·TLDR Web Dev Airweave is a tool that allows agents to search across various applications by transforming their contents into searchable knowledge bases accessible through a standardized interface.
This is a list and summary of various software essays that cover topics like developer respect to code clarity.
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If slow QA processes bottleneck you or your software engineering team and you're releasing slower because of it — you need to check out QA Wolf.
OpenAI's new 'Instant Checkout' feature, which allows ChatGPT users to make Etsy and Shopify purchases within conversations, is now available in the US to ChatGPT Pro, Plus, and Free logged-in users. Users can now just tap a 'Buy' button to confirm their order, shipping, and payment details to complete a purchase. OpenAI says that the product results it surfaces are organic and unsponsored and ranked purely on relevance to the user. Merchants will be charged a fee for completed purchases.
2025.09.30·techcrunch.com·4 min read·TLDR OpenAI is preparing to release a standalone social app powered by its Sora 2 video model. The app will reportedly closely resemble TikTok but only feature AI-generated content. There will be no option for users to upload photos or videos. Users will be limited to generating 10-second-long clips. They will be able to create videos using their likeness - and receive a notification whenever their likeness is used by someone else. The app will refuse to generate some videos due to copyright restrictions.
2025.09.30·engadget.com·2 min read·TLDR Bone-02 is a new kind of medical adhesive created by a team of Chinese researchers. It is designed to repair broken bones quickly without the need for metal plates, screws, or big surgeries. The glue can be injected directly into a fracture site to help speed up bone repair, bonding bone fragments together in two to three minutes, even in blood-rich areas. The researchers were inspired by oysters, which have a remarkable ability to attach to hard surfaces in harsh environments. This is due to a special protein-rich adhesive that works in wet, salty, and constantly moving conditions, forming a tough bond that resists both pressure and erosion.
2025.09.30·interestingengineering.com·3 min read·TLDR Physicists from the California Institute of Technology have built a quantum computing array containing 6,100 qubits, well above the thousand or so qubits previous systems contain. They used cesium atoms as their qubits, trapping them in place with a complex system of lasers that act as tweezers to keep the atoms as stable as possible. Large arrays allow for better error correction, which helps to overcome the inherent fragility of qubits by providing a surplus to double-check machine operations.
2025.09.30·sciencealert.com·3 min read·TLDR Sponsored
Stigg Credit Suite layers credits and hybrid pricing on Stripe, Zuora, or any billing stack — no rip-and-replace. Every feature call checks balances in real time, with top-ups, overages, and alerts built in. Future-proof infrastructure means you can start with credits today and scale to seats, usage, and bundles tomorrow.
Valkey, which was forked from Redis in April last year, is set to release its ninth iteration next month. The update promises improved resource optimization and availability. It will allow multiple logical databases in cluster mode, enabling developers to combine many different applications using the same cluster. Valkey 9 also promises unified auto-failover configuration for high availability, regardless of deployment choices, so clusters stay consistent from development to staging to production. It has a safe shutdown mode, so a shutdown command does not pull the plug on production without a deliberate, confirmed action.
2025.09.30·theregister.com·3 min read·TLDR Products win when user effort scales smoothly with use case complexity, usability cliffs are engineered out, and every interaction declares a meaningful piece of user intent. This requires hard tradeoffs, saying no a lot, and prioritizing user needs at the organizational level. Treating user effort like real money forces developers to design with restraint. Prioritize consumers over producers consistently to turn delight into trust, trust into loyalty, and loyalty into product-market fit.
2025.09.30·lea.verou.me·15 min read·TLDR Electronic Arts (EA) has been bought out in a $55 billion deal by a group of investors that includes Saudi Arabia's Public Investment Fund, private-equity firm Silver Lake, and Jared Kushner's investment firm, Affinity Partners. It is the largest leveraged buyout of all time. EA stockholders will receive $210 a share in cash, a 25% premium to EA's share price at Thursday's close.
2025.09.30·links.tldrnewsletter.com·3 min read·TLDR Anthropic's Claude Sonnet 4.5 can run autonomously for 30 hours straight. The new model is particularly adept in fields like cybersecurity, financial services, and research. It helped beta testers with complex, long-context tasks, from engineering in codebases to in-product features and research. Claude Sonnet 4.5 will be paired with other updates to help developers code their own AI agents.
2025.09.30·theverge.com·3 min read·TLDR Sponsored
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2025.09.30·go.ubiquity.com·Sponsor·TLDR Google's plan to force developers outside of Google Play to register with the company threatens to kill alternative app stores like F-Droid.
2025.09.30·arstechnica.com·4 min read·TLDR Agent Mode in Microsoft 365 Copilot can generate high-quality documents and spreadsheets from simple prompts.
2025.09.30·links.tldrnewsletter.com·4 min read·TLDR Nvidia is still deeply embedded into Amazon and Google's cloud operations, and neither wants to surprise the person who effectively controls their AI infrastructure supply.
2025.09.30·tomshardware.com·2 min read·TLDR Sponsored
TLDR AI is your daily fix of LLMs, GenAI, and deep learning goodness. Same TLDR format. Still free.
AI tools are powerful, and they can already generate most of the code in a project, but they don't absolve engineers of responsibility - engineers still need to review every line, shape the architecture, and carry the responsibility for how it runs in production.
2025.09.30·lucumr.pocoo.org·7 min read·TLDR Branches represent possible execution paths the CPU can take depending on the evaluation of the conditions.
2025.09.30·sanixdk.xyz·19 min read·TLDR You can achieve a 10x reduction in token usage while making your content more accessible and efficient for AI systems by serving lean, semantic Markdown to LLM agents.
2025.09.30·skeptrune.com·8 min read·TLDR