https://linhfish.dev/en/2026/11/06/django-running-in-production-10-celery-in-production-workers-beat-flower-systemd-and-retries/ 2026-11-06T15:29:14Z Linh Fish Dev vi Django Running in Production #10: Celery in Production — Workers, Beat, Flower, systemd, and Retries 2026-11-06T15:28:24Z Blog https://linhfish.dev/en/2026/11/06/fastapi-validate-query-strings-with-query-block-bad-parameters-at-the-api-gateway-in-5-minutes/ 2026-11-06T15:20:00Z Linh Fish Dev vi FastAPI: Validate Query Strings with Query() — Block Bad Parameters at the API Gateway in 5 Minutes 2026-11-06T15:19:08Z Blog https://linhfish.dev/2026/11/06/pytest-9-2-ra-mat-parametrize-siet-chat-truyen-indirect-theo-vi-tri-gio-loi-ngay-luc-thu-thap-test/ 2026-11-06T15:15:25Z Linh Fish Dev vi pytest 9.2 ra mắt: parametrize siết chặt — truyền indirect theo vị trí giờ lỗi ngay lúc thu thập test 2026-11-06T15:15:24Z Blog https://linhfish.dev/en/2026/11/06/django-let-your-model-know-its-own-link-with-get_absolute_url-stop-hardcoding-urls-everywhere/ 2026-11-06T15:09:38Z Linh Fish Dev vi Django: Let Your Model Know Its Own Link with get_absolute_url() — Stop Hardcoding URLs Everywhere 2026-11-06T15:08:36Z Blog https://linhfish.dev/en/2026/11/06/flask-debug-your-data-right-in-the-terminal-with-flask-shell-in-5-minutes/ 2026-11-06T14:57:09Z Linh Fish Dev vi Flask: Debug Your Data Right in the Terminal with flask shell in 5 Minutes 2026-11-06T14:56:08Z Blog https://linhfish.dev/en/2026/11/06/fastapi-def-vs-async-def-for-endpoints-pick-the-wrong-one-and-your-api-slows-to-a-crawl/ 2026-11-06T14:43:16Z Linh Fish Dev vi FastAPI: def vs async def for Endpoints — Pick the Wrong One and Your API Slows to a Crawl 2026-11-06T14:42:01Z Blog https://linhfish.dev/2026/11/06/django-van-hanh-production-10-celery-tren-production-worker-beat-flower-systemd-va-retry/ 2026-11-06T13:11:56Z Linh Fish Dev vi Django vận hành production #10: Celery trên production — worker, beat, Flower, systemd và retry 2026-11-06T13:11:55Z Blog https://linhfish.dev/2026/11/06/linh-fish-dev-podcast-25-fastapi-validate-query-string-bang-query-chan-tham-so-sai-ngay-tu-cong-api-trong-5-phut/ 2026-11-06T12:30:02Z Linh Fish Dev vi Linh Fish Dev Podcast #25: FastAPI: validate query string bằng Query() — chặn tham số sai ngay từ cổng API trong 5 phút 2026-11-06T12:30:00Z Blog https://linhfish.dev/2026/11/06/fastapi-code-generator-dinh-2-lo-hong-rce-nghiem-trong-file-openapi-doc-hai-co-the-chay-ma-tuy-y-cap-nhat-len-0-8-1-ngay/ 2026-11-06T11:10:29Z Linh Fish Dev vi fastapi-code-generator dính 2 lỗ hổng RCE nghiêm trọng: file OpenAPI độc hại có thể chạy mã tùy ý — cập nhật lên 0.8.1 ngay 2026-11-06T11:10:27Z Blog https://linhfish.dev/2026/11/06/fastapi-validate-query-string-bang-query-chan-tham-so-sai-ngay-tu-cong-api-trong-5-phut/ 2026-11-06T09:06:48Z Linh Fish Dev vi FastAPI: validate query string bằng Query() — chặn tham số sai ngay từ cổng API trong 5 phút 2026-11-06T09:06:46Z Blog https://linhfish.dev/2026/11/06/django-de-model-tu-biet-link-cua-no-bang-get_absolute_url-khoi-hardcode-url-khap-noi/ 2026-11-06T07:07:26Z Linh Fish Dev vi Django: để model tự biết link của nó bằng get_absolute_url() — khỏi hardcode URL khắp nơi 2026-11-06T07:07:25Z Blog https://linhfish.dev/2026/11/06/sqlparse-ngung-bao-tri-sau-17-nam-django-se-lam-gi-tiep-theo/ 2026-11-06T05:13:45Z Linh Fish Dev vi sqlparse ngừng bảo trì sau 17 năm: Django sẽ làm gì tiếp theo? 2026-11-06T05:13:43Z Blog https://linhfish.dev/2026/11/06/flask-debug-du-lieu-ngay-trong-terminal-bang-flask-shell-trong-5-phut/ 2026-11-06T03:10:43Z Linh Fish Dev vi Flask: debug dữ liệu ngay trong terminal bằng flask shell trong 5 phút 2026-11-06T03:10:42Z Blog https://linhfish.dev/2026/11/06/pycharm-2026-3-ra-mat-jetbrains-air-dua-ai-agent-vao-ide-ho-tro-lazy-import-python-3-15-va-do-thi-dependency-fastapi/ 2026-11-06T01:41:00Z Linh Fish Dev vi PyCharm 2026.3 ra mắt: JetBrains Air đưa AI agent vào IDE, hỗ trợ lazy import Python 3.15 và đồ thị dependency FastAPI 2026-11-06T01:40:59Z Blog https://linhfish.dev/2026/11/06/fastapi-dung-def-hay-async-def-cho-endpoint-chon-sai-api-cham-ca-he-thong/ 2026-11-05T23:13:15Z Linh Fish Dev vi FastAPI: dùng `def` hay `async def` cho endpoint? Chọn sai, API chậm cả hệ thống 2026-11-05T23:13:14Z Blog https://linhfish.dev/en/2026/11/05/django-running-in-production-9-caching-with-redis-cache-framework-invalidation-patterns-and-avoiding-stale-data/ 2026-11-05T15:29:22Z Linh Fish Dev vi Django Running in Production #9: Caching with Redis — Cache Framework, Invalidation Patterns, and Avoiding Stale Data 2026-11-05T15:26:19Z Blog https://linhfish.dev/en/2026/11/05/django-remove-duplicate-records-with-distinct-when-filtering-across-manytomany-in-5-minutes/ 2026-11-05T15:18:07Z Linh Fish Dev vi Django: Remove Duplicate Records with distinct() When Filtering Across ManyToMany in 5 Minutes 2026-11-05T15:16:13Z Blog https://linhfish.dev/2026/11/05/node-js-hen-va-bao-mat-ngay-11-11-loi-nang-nhat-muc-high-node-20-het-ho-tro-se-khong-duoc-va/ 2026-11-05T15:13:20Z Linh Fish Dev vi Node.js hẹn vá bảo mật ngày 11/11: lỗi nặng nhất mức High, Node 20 hết hỗ trợ sẽ không được vá 2026-11-05T15:13:19Z Blog https://linhfish.dev/en/2026/11/05/django-write-custom-middleware-to-measure-request-time-in-5-minutes/ 2026-11-05T15:02:22Z Linh Fish Dev vi Django: Write Custom Middleware to Measure Request Time in 5 Minutes 2026-11-05T14:57:51Z Blog https://linhfish.dev/en/2026/11/05/flask-validate-query-strings-with-request-args-gettype-block-bad-values-at-the-api-gate-in-5-minutes/ 2026-11-05T14:48:00Z Linh Fish Dev vi Flask: Validate Query Strings with request.args.get(type=...) — Block Bad Values at the API Gate in 5 Minutes 2026-11-05T14:46:27Z Blog https://linhfish.dev/en/2026/11/05/fastapi-derive-fields-and-cross-validate-with-computed_field-and-model_validator-in-pydantic-v2/ 2026-11-05T14:37:02Z Linh Fish Dev vi FastAPI: Derive Fields and Cross-Validate with computed_field and model_validator in Pydantic v2 2026-11-05T14:35:23Z Blog https://linhfish.dev/2026/11/05/django-van-hanh-production-9-cache-voi-redis-cache-framework-pattern-invalidation-tranh-cache-sai-du-lieu/ 2026-11-05T13:10:29Z Linh Fish Dev vi Django vận hành production #9: Cache với Redis — cache framework, pattern invalidation, tránh cache sai dữ liệu 2026-11-05T13:10:28Z Blog https://linhfish.dev/2026/11/05/linh-fish-dev-podcast-24-django-loai-bo-ban-ghi-trung-bang-distinct-khi-loc-qua-quan-he-manytomany-trong-5-phut/ 2026-11-05T12:44:59Z Linh Fish Dev vi Linh Fish Dev Podcast #24: Django: loại bỏ bản ghi trùng bằng distinct() khi lọc qua quan hệ ManyToMany trong 5 phút 2026-11-05T12:44:57Z Blog https://linhfish.dev/2026/11/05/ruff-0-17-0-bo-canh-bao-datetime-naive-mac-dinh-nang-chuan-python-toi-thieu-len-3-11/ 2026-11-05T11:13:34Z Linh Fish Dev vi Ruff 0.17.0: bỏ cảnh báo datetime naive mặc định, nâng chuẩn Python tối thiểu lên 3.11 2026-11-05T11:13:33Z Blog https://linhfish.dev/2026/11/05/django-loai-bo-ban-ghi-trung-bang-distinct-khi-loc-qua-quan-he-manytomany-trong-5-phut/ 2026-11-05T09:03:06Z Linh Fish Dev vi Django: loại bỏ bản ghi trùng bằng distinct() khi lọc qua quan hệ ManyToMany trong 5 phút 2026-11-05T09:03:04Z Blog https://linhfish.dev/2026/11/05/django-viet-middleware-tuy-chinh-do-thoi-gian-xu-ly-request-trong-5-phut/ 2026-11-05T07:02:40Z Linh Fish Dev vi Django: viết middleware tùy chỉnh đo thời gian xử lý request trong 5 phút 2026-11-05T07:02:38Z Blog https://linhfish.dev/2026/11/05/pydantic-v3-sap-ra-mat-khong-con-ac-mong-migration-nhu-v1-len-v2-va-v1-chinh-thuc-het-ho-tro/ 2026-11-05T05:05:16Z Linh Fish Dev vi Pydantic V3 sắp ra mắt: không còn "ác mộng" migration như V1 lên V2, và V1 chính thức hết hỗ trợ 2026-11-05T05:05:15Z Blog https://linhfish.dev/2026/11/05/flask-validate-query-string-bang-request-args-gettype-chan-gia-tri-sai-ngay-tu-cong-api-trong-5-phut/ 2026-11-05T03:06:21Z Linh Fish Dev vi Flask: validate query string bằng request.args.get(type=...) — chặn giá trị sai ngay từ cổng API trong 5 phút 2026-11-05T03:06:20Z Blog https://linhfish.dev/2026/11/05/python-de-xuat-them-list-discard-xoa-phan-tu-co-thi-xoa-khong-co-thi-thoi-ma-khong-can-try-except/ 2026-11-05T01:12:23Z Linh Fish Dev vi Python đề xuất thêm list.discard(): xóa phần tử "có thì xóa, không có thì thôi" mà không cần try/except 2026-11-05T01:12:22Z Blog https://linhfish.dev/2026/11/05/fastapi-tinh-truong-suy-ra-va-validate-cheo-bang-computed_field-va-model_validator-trong-pydantic-v2/ 2026-11-04T23:11:28Z Linh Fish Dev vi FastAPI: tính trường suy ra và validate chéo bằng computed_field và model_validator trong Pydantic v2 2026-11-04T23:11:26Z Blog https://linhfish.dev/en/2026/11/04/django-running-in-production-8-monitoring-and-health-checks-health-endpoint-uptime-metrics-with-django-prometheus/ 2026-11-04T16:11:58Z Linh Fish Dev vi Django Running in Production #8: Monitoring and Health Checks — /health Endpoint, Uptime, Metrics with django-prometheus 2026-11-04T16:11:11Z Blog https://linhfish.dev/en/2026/11/04/python-handle-time-zones-correctly-with-zoneinfo-end-naive-aware-errors-in-5-minutes/ 2026-11-04T16:03:17Z Linh Fish Dev vi Python: Handle Time Zones Correctly with zoneinfo — End Naive/Aware Errors in 5 Minutes 2026-11-04T16:01:56Z Blog https://linhfish.dev/en/2026/11/04/fastapi-serve-static-files-with-staticfiles-no-endpoint-per-file-in-5-minutes/ 2026-11-04T15:53:29Z Linh Fish Dev vi FastAPI: Serve Static Files with StaticFiles — No Endpoint per File in 5 Minutes 2026-11-04T15:52:48Z Blog https://linhfish.dev/en/2026/11/04/flask-query-in-sqlalchemy-2-0-style-with-db-select-instead-of-model-query/ 2026-11-04T15:44:58Z Linh Fish Dev vi Flask: Query in SQLAlchemy 2.0 Style with db.select() Instead of Model.query 2026-11-04T15:43:24Z Blog https://linhfish.dev/2026/11/04/mistral-large-4-huy-dong-133-ai-agent-va-lo-hong-django-ky-nguyen-va-loi-tu-dong-da-toi/ 2026-11-04T15:35:31Z Linh Fish Dev vi Mistral Large 4 huy động 133 AI agent vá lỗ hổng Django: kỷ nguyên vá lỗi tự động đã tới? 2026-11-04T15:35:30Z Blog https://linhfish.dev/en/2026/11/04/django-set-related_name-and-on_delete-correctly-so-relationships-stay-clean/ 2026-11-04T15:35:32Z Linh Fish Dev vi Django: Set related_name and on_delete Correctly So Relationships Stay Clean 2026-11-04T15:34:17Z Blog https://linhfish.dev/2026/11/04/django-van-hanh-production-8-monitoring-va-health-checks-endpoint-health-uptime-metrics-voi-django-prometheus/ 2026-11-04T13:08:27Z Linh Fish Dev vi Django vận hành production #8: Monitoring và health checks — endpoint /health, uptime, metrics với django-prometheus 2026-11-04T13:08:26Z Blog https://linhfish.dev/2026/11/04/linh-fish-dev-podcast-23-python-xu-ly-mui-gio-dung-bang-zoneinfo-het-loi-naive-aware-trong-5-phut/ 2026-11-04T12:38:07Z Linh Fish Dev vi Linh Fish Dev Podcast #23: Python xử lý múi giờ đúng bằng zoneinfo — hết lỗi naive/aware trong 5 phút 2026-11-04T12:38:06Z Blog https://linhfish.dev/2026/11/04/django-va-6-lo-hong-bao-mat-trong-ban-6-1-3-6-0-10-va-5-2-19-nang-cap-ngay-hom-nay/ 2026-11-04T11:06:49Z Linh Fish Dev vi Django vá 6 lỗ hổng bảo mật trong bản 6.1.3, 6.0.10 và 5.2.19: nâng cấp ngay hôm nay 2026-11-04T11:06:48Z Blog https://linhfish.dev/2026/11/04/python-xu-ly-mui-gio-dung-bang-zoneinfo-het-loi-naive-aware-trong-5-phut/ 2026-11-04T09:04:38Z Linh Fish Dev vi Python: xử lý múi giờ đúng bằng zoneinfo — hết lỗi naive/aware trong 5 phút 2026-11-04T09:04:37Z Blog https://linhfish.dev/2026/11/04/fastapi-phuc-vu-file-tinh-bang-staticfiles-khoi-viet-endpoint-cho-tung-file-trong-5-phut/ 2026-11-04T07:05:41Z Linh Fish Dev vi FastAPI: phục vụ file tĩnh bằng StaticFiles — khỏi viết endpoint cho từng file trong 5 phút 2026-11-04T07:05:40Z Blog https://linhfish.dev/2026/11/04/rspack-2-3-ra-mat-parser-swc-next-nhanh-gap-3-lan-build-nhe-ram-hon-30/ 2026-11-04T05:08:38Z Linh Fish Dev vi Rspack 2.3 ra mắt: parser SWC Next nhanh gấp 3 lần, build nhẹ RAM hơn 30% 2026-11-04T05:08:37Z Blog https://linhfish.dev/2026/11/04/flask-truy-van-kieu-sqlalchemy-2-0-bang-db-select-thay-cho-model-query/ 2026-11-04T03:09:58Z Linh Fish Dev vi Flask: truy vấn kiểu SQLAlchemy 2.0 bằng db.select() thay cho Model.query 2026-11-04T03:09:57Z Blog https://linhfish.dev/2026/11/04/next-js-phat-hanh-ban-va-thang-11-16-4-5-va-15-5-29-va-7-lo-hong-nang-nhat-la-lo-du-lieu-giua-cac-tenant/ 2026-11-04T01:16:02Z Linh Fish Dev vi Next.js phát hành bản vá tháng 11: 16.4.5 và 15.5.29 vá 7 lỗ hổng, nặng nhất là lộ dữ liệu giữa các tenant 2026-11-04T01:16:01Z Blog https://linhfish.dev/2026/11/04/django-dat-related_name-va-on_delete-dung-cach-de-quan-he-khong-con-roi/ 2026-11-03T23:10:18Z Linh Fish Dev vi Django: đặt related_name và on_delete đúng cách để quan hệ không còn rối 2026-11-03T23:10:17Z Blog