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HP’s OLED-equipped 2-in-1 laptop is a solid back-to-school deal
With storage and memory prices still at an all-time high, we’re happy to tell you about a solid deal on a good laptop when we find one, rare as they are. Best Buy is selling the HP OmniBook X Flip 2 in 1 for $999.99 (usually $1,649.99) with an Intel Core 7 Ultra CPU, 16GB […]
SQLite should have (Rust-style) editions
Concurrent JavaScript: It can work (2017)
Hundreds rally at Bethesda HQ to protest Xbox layoffs, and Ars was there
Union wants to halt a "perpetual cycle" of layoffs, get back to contract bargaining.
Agentty – A drop-in alternative to claude-code, written in C++26. 11.0 MB binary
Fuse – an open source MCP/CLI tool to speed up Claude Code on C# codebases
LLM Networking with MikroTik
P2P local file transfer based on WebRTC
Valve says iFixit will keep selling Steam Deck batteries after all
Valve has been incredibly friendly to customers who need repairs - which is why it was so surprising to hear that Valve was already discontinuing the battery for the Steam Deck LCD handheld. It would have meant you could no longer just buy a battery from iFixit and install it yourself. Why would Valve stop […]
Buzz Aldrin sells famous felt-tip pen that helped launch Apollo from the Moon
While an impressive sale, the pen and switch did not break records.
The FCC's Spam Call Proposal Is Just a Data Collection Scheme
Cursor 0day: When Full Disclosure Becomes the Only Protection Left
submitted by /u/alexeyr [link] [留言]
How I Shipped 341 MB of JSON Through Google Apps Script
submitted by /u/Happycodeine [link] [留言]
Sokoban Speedrun for RL
How would I go about creating a port of adobe flash for android or web browser
I really think it be monumental to do submitted by /u/HumbleEbb9857 [link] [留言]
Rzk: A Proof Assistant for Synthetic ∞-Categories
Why Converting HTML to WordPress and Elementor Is Still Hard in 2026
There is no reliable “magic button” that turns an arbitrary HTML website into a clean, responsive, fully editable Elementor project. At first glance, converting an HTML website to WordPress sounds like a file-format conversion. You already have the design, text, images, CSS, and JavaScript. Why not upload everything, click Import, and continue editing the page in Elementor? The problem is that HTML and Elementor do not describe a website in the same way. An HTML page is the final output: a tree of elements styled by CSS and controlled by JavaScript. Elementor stores an editable model made of containers, widgets, global styles, responsive settings, and WordPress-specific data. A browser can render both results so that they look similar, but their internal structures can be completely different. What automated converters can do Modern converters and AI tools can read HTML, identify visual sections, and generate a rough WordPress layout. They are useful for prototypes and simple landing pages. Some tools can also copy styles or place the original code inside an HTML widget. But visual similarity is not the same as a production-ready Elementor website. A converted page may look acceptable on one screen while still containing: deeply nested containers; duplicated CSS; fixed pixel dimensions; broken mobile layouts; inaccessible elements; content that a client cannot edit. Forms, menus, sliders, animations, dynamic content, and custom JavaScript usually require separate work. The real challenge is rebuilding meaning, not copying pixels A human developer does not only see a rectangle with text. They need to decide whether it should become a Heading widget, a reusable global component, a dynamic WordPress field, or part of a template. The same applies to the rest of the page: Navigation must work with WordPress menus. Forms need validation, delivery actions, and spam protection. Repeated content may need posts, custom fields, or WooCommerce products. Fonts, colors, spacing,
Fleet-Scale Robotics: Reliable USB Device Binding on NVIDIA Jetson Orin
If you have ever built an autonomous mobile robot, you have likely run into the dreaded "Shuffled USB Port" problem. You boot up your robot, fire up your ROS 2 launch files, and... crash. Your LiDAR driver is trying to parse data from your IMU, and your IMU node is screaming about invalid serial frames. Because Linux assigns virtual serial paths like /dev/ttyUSB0 and /dev/ttyUSB1 based purely on which device initialized milliseconds faster, relying on default OS paths is a recipe for system instability. When you are scaling up to dozens of Jetson Orin nodes —each equipped with an RPLIDAR C1 and a Yahboom 10-axis IMU —manually hardcoding paths or writing rigid scripts on every individual machine isn't viable. Here is how production-grade robotics fleets handle plug-and-play USB binding dynamically using configuration-driven udev rules. The Core Concept: Vendor ID vs. Physical Port vs. Serials Linux's udev (device manager) allows us to dynamically create stable symbolic links (symlinks) like /dev/rplidar and /dev/imu when hardware is plugged in. How we identify those devices determines our fleet's flexibility: USB Serials: Unique to each individual chip. Highly secure, but requires registering every single replacement sensor in your codebase. Physical USB Ports ( KERNELS ): Tied to a physical slot on the carrier board. Great if you have identical sensors, but forces technicians to plug cables into highly specific, undocumented ports. Vendor ID (VID) & Product ID (PID): Identifies the USB-to-serial converter chip on the sensor board. Because the RPLIDAR C1 uses a Silicon Labs CP210x chip ( 10c4:ea60 ) and the Yahboom IMU uses a QinHeng CH340 chip ( 1a86:7523 ), they use completely distinct silicon. This means we can map them dynamically and reliably using just their VID/PID —allowing field technicians to plug them into any USB port on the Jetson without breaking the system. Step 1: The Configuration-Driven File ( devices.conf ) Hardcoding vendor rules inside shell scri
Sheetz moves 838 stores off VMware: Broadcom created “too much uncertainty"
The conveneince store chain will use StorMagic instead.