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The "food truck approach" is a strategy for building scalable and effective MVPs. The strategy emphasizes focusing on core product features (like the grill) while carefully selecting supporting technologies (like frames, wheels, and the engine) and establishing feedback loops. Engineers play an important role in making technology easy to understand for non-technical members of the team.
TypeScript 5.4 features better type inference, support for new JavaScript methods like Object.groupBy, and stricter type-checking to catch potential errors.
An online book for learning JavaScript.
LogScreen allows you to search logs easily. It pipes them together and visualizes them in a web app.
Most Unix systems use a 32-bit signed integer to represent the number of seconds since January 1st, 1970. A 32-bit variable can only store integers up to 2147483647. Once system clocks tick past this at 03:14:07 UTC on January 19, 2038, their 32-bit signed integers will overflow to -(2^31) - this is the root of the “Year 2038 problem.”
Popular malware analysis tools often store sensitive private links due to misconfigured tools and users mistakenly submitting private content. These links can expose confidential files, smart home recordings, corporate communications, and more. Users should be aware of this issue and ensure scans are marked 'private' when sensitive data is involved.
This author wanted to physically browse their iMessage history, which is difficult with Apple's interface. They found that iPhone backups contain an 'sms.db' SQLite database with messages. Using SQL queries, they were able to retrieve their messages. They then generated LaTeX code to create a paperback book from their messages.
Adopted stylesheets allow for the easy integration of global styles (like utility classes) into Shadow DOM-encapsulated web components, enabling consistent styling within modular application designs.
For the past couple of weeks, there’s been backlash on Apple’s decision to drop support for PWAs in iOS. Apple has decided to change its mind and is restoring PWAs to how they worked in iOS 17.3 and before.
Java developer demand and investment in related developer tools are expected to significantly increase in 2024 and beyond.
The primary cause of website complexity and issues is developers overriding default browser functionality.
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Postman’s annual user conference (April 30 - May 1 in San Francisco) is shaping up to be one of 2024’s top developer events—featuring workshops [5], in-depth presentations, and an awesome after-party. Hear from Postman experts and industry leaders [6] including:
Kubernetes can bring great value to companies, but it's easy to fall into the trap of over-complicating its usage. For a streamlined approach, focus on core Kubernetes features like Deployments, Services, and CronJobs. Use Kubernetes to run multiple redundant processes with load balancing and to configure them as code. Avoid Kubernetes for use cases where a human is waiting on a pod to start or for directly storing critical data, as there are better-suited solutions for these scenarios.
GitHub developed “merge queue” to provide a streamlined, automated, and consistent method for deploying and merging code across its repositories. Merge queue's key features include dynamic grouping of pull requests, automatic conflict detection, and integration with GitHub Actions for testing. After a phased rollout, merge queue is now the primary way GitHub engineers ship code, leading to better deployment velocity and developer satisfaction.
SapFix is Meta’s deployment of automated end-to-end fault fixing. It makes debugging easy by automatically generating fixes for specific issues and proposing those fixes to engineers for approval and deployment to production. SapFix has been used for many of Meta’s core apps, each containing millions of lines of code. It uses automated program repair algorithms that identify, analyze, and patch known software bugs without human intervention.
The most fundamental goal of software design is to make code understandable. Understandable code is needed for correctness, security, and performance, as a lack of understanding leads to defects, security issues, and misguided performance optimizations. Focusing on understandability means making the code itself readable and providing supporting documentation to clarify complex concepts or system architecture.
Airplane, an internal tooling startup, was acquired by Airtable, who plans to shut down the product. Despite a healthy runway and happy customers, the acquisition was likely driven by the CEO's desire for a less stressful role rather than any fundamental problems with the company. Employees were given strong but not outstanding offers at Airtable with short deadlines and no severance if they declined. Ultimately, the outcome was disappointing to its employees, since the product was abandoned and strong customer relationships were damaged in the process.
To get promoted, you need to take charge of the process and strategically increase your impact. Start by aligning with your manager on your goals early in the cycle, then identify and work on areas for improvement. Seek out challenging projects aligned with the next level and take on a greater leadership role. Build trust with managers by demonstrating ownership and reliability and be a positive force on your team by helping others.
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For the past 40 years, MESCIUS (formerly GrapeCity) [14] has been building award-winning developer tools: JavaScript and .NET grids, reporting, spreadsheets, .NET and Java Document APIs, viewers, and mobile controls. These include popular solutions [14] such as Spread, ComponentOne, ActiveReports, Document Solutions, and Wijmo. Microsoft, Tesla, Disney, and +250K other customers use MESCIUS tools daily.
With a single command, Daytona creates fully configured development environments that can run anywhere (local, cloud, VM, etc). To optimize efficiency, it utilizes configuration files (like dev containers) and prebuilt systems. Daytona integrates with VS Code, JetBrains, and a built-in Web IDE, as well as Git providers.
This is an open-source Next.js boilerplate for Enterprise SaaS applications. It uses Tailwind CSS, has built-in authentication, and supports Postgres, SAML SSO, and Directory Sync.
Ente is an open-source platform that offers end-to-end encryption for cloud data storage. There are currently two applications built on this platform: Ente Photos (an alternative to Apple/Google Photos) and Ente Auth (a 2FA solution). Ente's source code and cryptography have undergone audits by well-known cybersecurity firms.
Google held an event called “LLM bugSWAT” where people uncovered vulnerabilities in Google's systems. The authors of this article found significant security flaws, including an Insecure Direct Object Reference in Google's Bard and a Denial of Service vulnerability through Directive Overloading in Google's Cloud Console. They used Gemini Extensions to exfiltrate sensitive personal information by cleverly bypassing the Content Security Policy, a feat that rewarded them with a $50,000 reward.
Tailwind CSS v4.0 Alpha is a major update that introduces a faster engine, streamlined configuration, and new features. Built with Rust and Lightning CSS, the new engine significantly improves performance and reduces bundle size. Configuration now happens directly in CSS files using CSS variables, eliminating the need for separate JavaScript config files. Tailwind CSS v4 also comes with built-in support for PostCSS features like @import and nesting, making CSS preprocessing easier.
Canva's team found security risks in popular font-handling tools. For example, they found an XML vulnerability in FontTools, where the application’s SVG font subsetting feature could be exploited to allow hackers to read arbitrary files. To prevent such issues, Canva treats fonts as untrusted inputs, sandboxes font processing, uses sanitization, and collaborates with open-source maintainers by providing security patches.
Simple UI examples in JavaScript of various components, like buttons and inputs.
React Barcode is a Barcode component for use with React.
INP (Interaction to Next Paint) will replace First Input Delay next week as a Core Web Vital.
Apple terminated Epic Games' developer account, a move Epic claims violates the EU's Digital Markets Act.
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Postman’s annual user conference (April 30 - May 1 in San Francisco) is shaping up to be one of 2024’s top developer events—featuring workshops [6], in-depth presentations, and an awesome after-party. Hear from Postman experts and industry leaders [7] including:
React 19 introduces several significant improvements designed to streamline development and boost application performance. Key features include a performance-enhancing compiler, simplified form handling with Actions, server-side rendering optimizations with Server Components, and better integration with Web Components. The update promises faster rendering, smoother user experiences, and easier development workflows.
SVG spinners are simple to create and offer a visually appealing way to indicate loading progress. This guide demonstrates how to build basic spinners using SVG's circle element and attributes like stroke-dasharray and stroke-dashoffset. To make the spinners dynamic, CSS animations are used to rotate the circle or animate the stroke attributes.
Feature flags are a valuable tool for separating code deployment from feature releases, but their overuse can complicate codebases and hinder testing. Too many feature flags leads to difficult testing and complex code and creates excuses for PMs to not make hard decisions like completely removing a feature. To deal with this, you should separate your feature flags into categories and deal with them differently: release toggles for merging not-ready code into production, ops toggles for features with unknown performance implications, experiment toggles for A/B tests, and permission toggles to enable different experiences for different users. Only let PMs manage the latter two and let developers remove control release and ops toggles as soon as they're done.
Most people stick to basic Git commands. This article discusses less common but powerful Git commands. One useful command is git switch, which offers safer, more focused branch switching compared to git checkout. Another is git restore, which simplifies file restoration and replaces some uses of git reset and git checkout. For large monorepos, git sparse-checkout improves performance by checking out only specific directories. git worktree enables working on multiple branches simultaneously, removing the need for stashes or multiple repo clones.
Programming languages lack built-in graph support not because graphs are too complex, but because modern languages' imperative model makes it difficult to write graph algorithms without committing to a specific graph representation. A declarative language like Datalog, based on relational algebra, is a much more natural fit for expressing graph algorithms. Datalog's ability to optimize queries based on dataset characteristics and its expressiveness makes it both performant and easy to use for graph-related tasks.
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Google Cloud’s upcoming developer conference [14] is packed with immersive learning, community interactions, and a peek into the future of Google Cloud — with a focus on the latest tools for building AI-powered applications [15].
* 500+ sessions [16] (101 - 301 level) across 10 different tracks * Cutting-edge AI demos [17] and interactive learning
ExpressoTS is a Typescript and Node.js framework for quickly building scalable, easy-to-read and maintain server-side applications.
JSR is an open-source package registry for JavaScript and TypeScript.
Radicle is a peer-to-peer network for code collaboration built on top of Git. It is local first, secure, and enables users to run their own nodes without reliance on third parties.
The recent wave of tech layoffs has shifted power back to employers, leading to more demanding hiring processes with lengthy assignments and aggressive negotiation tactics. Job seekers are frustrated with excessive interview requirements and disrespectful treatment from some companies. Experts warn that these laborious hiring practices could backfire, especially once the market shifts.
Spreadsheets are widely used for data entry, computation, and presentation, but their design makes them prone to hidden errors and difficult to manage as complexity grows. This presents an opportunity for array programming languages, which offer a more reliable and expressive way to perform complex calculations. The Kap array programming language aims to bridge the gap between spreadsheets and traditional programming, providing a familiar spreadsheet-like interface for data entry and presentation while using an actual programming language for computation.
Meta's Messenger app for macOS uses certificate pinning to prevent users from easily analyzing network requests sent to Meta's servers. Using the Hopper disassembler, this author identifies a key function (IsUsingSandbox()) that controls certificate pinning behavior. By modifying a few bytes within the Messenger binary to force this function to return "true", the author is able to effectively disable certificate pinning and successfully intercept network traffic for analysis.
Uber developed CacheFront, a highly efficient caching layer integrated with its Docstore database, to achieve significant latency reductions (75% in P75, 67% in P99.9) and enable over 40M reads per second.
Starting today, AWS is waiving Data Transfer Out fees for customers wishing to migrate their data to another cloud provider or on-premises.
Nvidia has updated its CUDA license to explicitly forbid the use of translation layers to run CUDA software on non-Nvidia hardware.
The Kagi search engine has integrated Wolfram|Alpha's knowledge base to enhance search capabilities for computational queries.
Sponsored
Postman’s annual user conference (April 30 - May 1 in San Francisco) is shaping up to be one of 2024’s top developer events—featuring workshops [6], in-depth presentations, and an awesome after-party. Hear from Postman experts and industry leaders [7] including: