기존 약시 훈련은 좋은 눈을 가려 나쁜 눈을 강제로 쓰게 하는 방식이 주류였지만, 이는 두 눈의 신호를 정합시키는 양안 융합 회로를 재구성하지 못한다는 한계가 있다. 이 프로젝트는 메타 퀘스트에서 Unity와 OpenXR로 구현된 게임형 다이콥틱 훈련 도구로, 각 눈에 서로 다른 가보르 패턴을 독립적으로 제시하는 방식을 택했다. 사용자의 약시 눈, 심각도, 사시 유형에 따라 자극 파라미터와 난이도가 개인화되며, 단안에서 융합까지 4단계로 자동 진행된다. 각 단계 전환은 최근 10회 정확도 기준의 성과 게이트로 결정된다. 개발자는 의료기기가 아닌 보조 훈련 도구임을 명시하고 있다.
This is an AI-generated summary. ShortSingh links to the original source for the complete article.
Postal codes can look numeric, but converting them to numbers drops leading zeros that cannot be restored by converting back to text. Codes with letters and spaces, such as Canadian-style formats, also need to be preserved exactly. A tutorial demonstrates an offline Python 3.10+ check using only the standard library to verify a JSON address export against a CSV file with a ZIP column. The check confirms that postal values remain strings, source references are retained, and each CSV row matches its JSON record field by field. The fixtures are invented for testing purposes and are not real postal reference data.
A developer building the ForkCount calorie tracker explains how they fixed a bug that broke the app when installed as a progressive web app, which involved changing login redirects and disabling URL session detection in Supabase. Despite 258 followers on dev.to, the developer reports zero app signups and asks readers why they haven't tried the free, card-free app. The post invites readers to sign up, describes the app's calorie target and BMR features, and asks users to report bugs with their device details. The developer notes that recent additions include photo logging, a barcode scanner, and streaks, while email verification and offline mode are still in progress. The post notes that the developer is 13 years old and built the app with Google AI Studio.
AWS AppConfig feature flags allow switches in Lambda functions to change behavior without redeployment, applying updates in stages rather than to every function at once. The article contrasts this with Parameter Store, where a value change reaches all functions as soon as their cache expires, leaving no safety net for risky features. AppConfig adds schema validation, staged rollout strategies, and rollback triggered by CloudWatch alarms. The author argues Parameter Store suits harmless, rarely changing settings, while AppConfig suits switches that alter behavior. The walkthrough builds a cinema pricing API with CDK and TypeScript, including a gradual rollout and a kill switch.
A developer moved a production e-commerce site from an Amazon Linux 2 server running PHP 8.2 to a new Amazon Linux 2023 instance on PHP 8.3 with php-fpm. The shared managed database meant only code, uploads, sessions, and admin-edited templates needed transferring. Data was synced in advance with rsync, using sudo on the sending side to read restricted session files, and a final sync ran during a maintenance window. Moving sessions let logged-in customers stay signed in through the cutover, and the maintenance page was up for roughly six minutes. The DNS change was kept as a manual step, with the old server left running as a rollback option.
Discussion (0)
Log in to join the discussion and vote.
Log in