Category: Development

Programmer Calls Out OAuth Providers for API Flaws

2024-12-12

A programmer publicly criticized several OAuth providers (GitHub, Facebook, TikTok, Strava, Naver, and others) for various API inconsistencies. Issues included incorrect status codes, non-standard error responses, inconsistent parameter naming, and flawed token expiration formats. The author urged these providers to rectify these problems, expressing particular confusion over Naver's design choices. The post also highlighted the lack of support for HTTP Basic authentication, later clarifying that while optional in OAuth 2.1, most providers' lack of PKCE support renders them non-compliant with either specification.

High-Resolution Bitmap Graphics with Commodore 64 BASIC 2.0: A Fast Screen Clearing Routine

2024-12-12

This article demonstrates efficient high-resolution bitmap graphics handling in Commodore 64 BASIC 2.0, focusing on a fast screen clearing routine. The author points out that native BASIC lacks direct bitmap manipulation commands, making conventional clearing slow. A clever solution utilizes the BASIC string storage mechanism: long strings filled with CHR$(0) overwrite the bitmap memory, achieving fast clearing. The technique is illustrated with a cosine function plotting example.

Development Bitmap Graphics

WXT: Next-Gen Web Extension Framework for Accelerated Development

2024-12-12

WXT is an open-source tool revolutionizing web extension development. Supporting Chrome, Firefox, Edge, Safari, and all Chromium-based browsers, it builds both Manifest V2 and V3 extensions from a single codebase. Boasting lightning-fast HMR, file-based entry points, and default TypeScript support, WXT offers auto-imports and automated publishing. Framework-agnostic and compatible with any Vite plugin, it features a module system and remote code downloading, maximizing development speed and allowing developers to focus on features, not build scripts.

C++ Compiler Errors: Nonsensical Errors from a Function Declaration

2024-12-12

A developer adding XAML support to a C++ application encountered a series of compiler errors simply by including the winrt/Windows.UI.Xaml.h header file. The errors stemmed from what appeared to be a normal function declaration: `template struct consume_Windows_UI_Xaml_IExceptionRoutedEventArgs { [[nodiscard]] auto ErrorMessage() const; };` The root cause was a pre-existing macro named ErrorMessage in the developer's project, conflicting with the function name. This macro created an ErrorMessageString object and returned a pointer to an error message string. The macro's lack of boundaries caused the compiler to misinterpret the function declaration as a macro invocation, resulting in errors like "not enough arguments." The solution involved disabling the macro using #pragma undef before including the header or removing the macro entirely and replacing it with an inline function.

QEMU Gains Vulkan Acceleration with VirtIO GPU Driver Update

2024-12-12

QEMU version 9.2.0 and later now supports Vulkan acceleration for VirtIO-GPU thanks to the Venus patches. This represents a significant advancement in Vulkan graphics rendering for QEMU virtual machines. The article details the setup process, including installing necessary packages (Linux kernel 6.13+, QEMU 9.2.0+, Vulkan drivers, etc.), building QEMU from source, and creating a VM image. While virt-manager currently lacks Vulkan configuration support, command-line parameters offer a workaround. Troubleshooting tips are provided, along with notes on current limitations in virt-manager and libvirt.

Development

Breakthrough in Reachability Analysis of the Domain Name System

2024-12-12

Researchers have presented the first decision procedure for verifying the Domain Name System (DNS), establishing its complexity as 2ExpTime. The study formalizes DNS semantics and uses a novel abstraction based on positive prefix-testable languages, reducing the DNS verification problem to the verification problem for pushdown systems. This approach effectively models attack vectors in DNS, such as amplification attacks and rewrite blackholing, providing a new theoretical foundation for ensuring DNS security and reliability.

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