Functions — github.com/DsThakurRawat/Backend-from-first-Principle

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Functions414 in github.com/DsThakurRawat/Backend-from-first-Principle

⨍ Functions 414◇ Types & classes 104↳ Endpoints 38

Functionlist_organizations

( status: str | None = None, sortBy: str = "createdAt", # sane default sortOrder: str = "de

7.API-DESIGN-RestAPI/code/python/filtering_3.py:3

Functionlist_organizations

()

7.API-DESIGN-RestAPI/code/python/worked_example_a_pm_platform_4.py:6

Functionlist_users

(stub)

13.gRPC-and-Inter-Service-Communication-for-Microservices/code/python/server_streaming_2.py:11

FunctionloggingInterceptor

(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler)

13.gRPC-and-Inter-Service-Communication-for-Microservices/code/go/interceptors_the_middleware_of_grpc_8.go:15

Functionlogging_middleware

(next)

6.controllers-services-repositories-middlewares-and-request-context/code/python/10the_next_function_5.py:3

Functionlogin

(response: Response, email: str, password: str)

19.Backend Scaling and Performance Engineering: Part-2/code/python/example_1.py:8

Functionlogin

(email: str, password: str, response: Response)

17.Backend Security: Everything You Need to Know/code/python/python_secure_patterns_reference_3.py:9

Functionlogin

()

4.Authentication and authorization for backend engineers/code/python/04_sessions_1.py:22

Functionlogin

(response: Response)

1.HTTP-AND-CORS/code/python/two_authentication_architectures_5.py:6

Functionlogin

Set a secure session cookie after login (stateful)

1.HTTP-AND-CORS/code/go/two_authentication_architectures_5.go:2

FunctionloginHandler

(db *pgxpool.Pool, redis *redis.Client)

17.Backend Security: Everything You Need to Know/code/go/complete_secure_login_endpoint_9.go:1

Methodlower_email

(cls, v: str)

5. Validations and transformations for backend engineers/code/python/example_7.py:12

Functionmain

()

3.Serialization-and-Deserialization-or-backend-engineers/code/go/serialization_in_go_1.go:49

Functionmain

()

10.Task queues and background job/main.go:10

Functionmain

()

10.Task queues and background job/scheduler/main.go:9

Functionmain

==================== MAIN (putting it all together) ====================

2.Routing-in-backend/Router.go:238

Functionmain

()

2.Routing-in-backend/code/go/a_router_in_go_1.go:86

Functionmain

()

13.gRPC-and-Inter-Service-Communication-for-Microservices/code/go/unary_rpc_2.go:30

Functionmain

()

18. Backend Scaling and Performance Engineering-part-1/code/go/example_1.go:27

Functionmain

()

18. Backend Scaling and Performance Engineering-part-1/code/go/example_3.go:6

Functionmain

()

24.Web-Sockets-And-Real-time-Communication-with-WebSockets/code/go/a_websocket_server_1.go:28

Functionmain

()

16.Graceful Shutdown/code/go/72_graceful_shutdown_in_python_1.go:14

Functionmain

()

5. Validations and transformations for backend engineers/code/go/example_8.go:64

Functionmain

()

15.Logging, Monitoring and Observability/main.go:7

Functionmain

()

11.Full text search using Elasticsearch for blazingly fast search/code/go/go_full_text_search_handler_1.go:57

Functionmain

()

20.Concurrency & Parallelism: IO Bound vs CPU Bound/code/go/python_asynciolock_for_async_code_4.go:17

Functionmain

()

20.Concurrency & Parallelism: IO Bound vs CPU Bound/code/go/python_asynciolock_for_async_code_3.go:8

Functionmain

main.go

12. Error Handling and Building Fault Tolerant Systems/code/go/go_config_validation_at_boot_1.go:47

Functionmain

()

1.HTTP-AND-CORS/code/go/mime_types_the_content_type_vocabulary_1.go:30

Functionme

(_=Depends(require_token))

1.HTTP-AND-CORS/code/python/two_authentication_architectures_5.py:26

FunctionnewPKCE

Build the PKCE pair before redirecting the user.

4.Authentication and authorization for backend engineers/code/go/13_oauth_20_9.go:2

Functionnew_pkce

()

4.Authentication and authorization for backend engineers/code/python/13_oauth_20_9.py:4

Methodnormalize

normalize runs AFTER validation passes and BEFORE the data is handed to the service layer.

5. Validations and transformations for backend engineers/code/go/example_7.go:7

Methodnot_in_future

(cls, v: date)

5. Validations and transformations for backend engineers/code/python/example_4.py:11

Functionnotes

()

4.Authentication and authorization for backend engineers/code/python/07_stateful_authentication_6.py:19

Methodnotify_owner

(self, email: str)

6.controllers-services-repositories-middlewares-and-request-context/code/python/06the_service_layer_3.py:14

FunctionoldRoute

Permanent move that must keep the method/body -> 308

1.HTTP-AND-CORS/code/go/redirections_8.go:2

Functionold_route

(id: int)

1.HTTP-AND-CORS/code/python/redirections_8.py:5

Functionon_delivery

(err, msg)

23.Message-Brokers-and-Event-Streaming-with-Kafka/code/python/producers_1.py:12

FunctionparsePagination

Query params are ALWAYS strings, so we must CAST (transform) before we can VALIDATE the numbers.

5. Validations and transformations for backend engineers/code/go/example_6.go:16

FunctionparseTypes

(r *http.Request)

5. Validations and transformations for backend engineers/code/go/example_2.go:18

Functionpatch_note

(id: int, patch: dict)

1.HTTP-AND-CORS/code/python/wiring_methods_to_handlers_3.py:21

Functionput_note

(id: int, note: Note)

1.HTTP-AND-CORS/code/python/wiring_methods_to_handlers_3.py:18

Functionrefresh

(rdb, presented: str)

4.Authentication and authorization for backend engineers/code/python/05_json_web_tokens_jwt_4.py:6

Functionregenerate_session

(old_sid: str)

4.Authentication and authorization for backend engineers/code/python/06_cookies_5.py:17

Methodregister

(self, ws: WebSocket)

24.Web-Sockets-And-Real-time-Communication-with-WebSockets/code/python/connection_management_3.py:7

Functionrepo

(db_url)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/testing_with_a_real_database_6.py:14

Functionrequest_id_middleware

(next)

6.controllers-services-repositories-middlewares-and-request-context/code/python/cancellation_abort_signals_deadlines_8.py:3

FunctionrequireToken

Bearer-token auth middleware (stateless)

1.HTTP-AND-CORS/code/go/two_authentication_architectures_5.go:17

Functionrequire_api_key

(view)

4.Authentication and authorization for backend engineers/code/python/10_api_key_authentication_8.py:7

Functionrequire_jwt

(view)

4.Authentication and authorization for backend engineers/code/python/08_stateless_authentication_7.py:1

Functionrequire_role

(*roles)

4.Authentication and authorization for backend engineers/code/python/16_authorization_rbac_10.py:2

Functionrequire_session

(view)

4.Authentication and authorization for backend engineers/code/python/07_stateful_authentication_6.py:4

Functionrequire_token

(cred: HTTPAuthorizationCredentials = Depends(bearer))

1.HTTP-AND-CORS/code/python/two_authentication_architectures_5.py:20

FunctionrunClient

github.com/gorilla/websocket

24.Web-Sockets-And-Real-time-Communication-with-WebSockets/code/go/a_websocket_client_2.go:2

FunctionrunPipeline

runPipeline decodes then validates; returns 400-ready messages.

5. Validations and transformations for backend engineers/code/go/example_1.go:24

Functionrun_pipeline

Decode + validate in one call. Raises a 400-ready error on failure.

5. Validations and transformations for backend engineers/code/python/example_1.py:13

Functionsanitise_comment

(raw_html: str)

17.Backend Security: Everything You Need to Know/code/python/content_security_policy_csp_last_line_of_2.py:6

FunctionsecurityHeaders

(next http.Handler)

1.HTTP-AND-CORS/code/go/security_headers_the_attack_each_one_sto_2.go:1

FunctionsendEmailWithRetry

(to, subject, body string)

12. Error Handling and Building Fault Tolerant Systems/code/go/automatic_vs_manual_recovery_3.go:1

Functionsend_email_task

(self, email, token)

10.Task queues and background job/rate_limiter.py:47

Functionsend_invitation_email

(self, email: str, invite_url: str)

19.Backend Scaling and Performance Engineering: Part-2/code/python/example_2.py:6

Functionsend_verification_email

Called by the worker process. self.retry() implements exponential backoff automatically.

10.Task queues and background job/tasks.py:10

Functionsend_verification_email

(self, user_id, email, token)

10.Task queues and background job/code/python/step_4_key_grafana_panels_to_build_2.py:56

Functionsend_verification_email

(self, user_id: str, email: str, token: str)

10.Task queues and background job/code/python/pattern_4_exactly_once_via_sqs_fifo_dedu_1.py:8

Methodserialize

(self, obj)

3.Serialization-and-Deserialization-or-backend-engineers/code/python/serialization_in_python_1.py:18

FunctionsetupLogger

()

17.Backend Security: Everything You Need to Know/code/go/③_security_headers_7.go:3

Functionsign

(user_id: str, role: str)

4.Authentication and authorization for backend engineers/code/python/05_json_web_tokens_jwt_3.py:7

Functionsignup

(body: SignupRequest)

10.Task queues and background job/signup.py:8

Functionstart

(controller)

11.Full text search using Elasticsearch for blazingly fast search/code/javascript/streaming_results_from_two_sources_nodej_1.js:10

Functionstream

()

1.HTTP-AND-CORS/code/python/large_downloads_server_client_streaming_14.py:13

Functionstream

2. Stream a response in chunks (Server-Sent Events)

1.HTTP-AND-CORS/code/go/large_downloads_server_client_streaming_14.go:14

FunctionsubmitForm

Post/Redirect/Get -> 303 so a browser refresh won't re-POST the form

1.HTTP-AND-CORS/code/go/redirections_8.go:7

Functionsubmit_form

()

1.HTTP-AND-CORS/code/python/redirections_8.py:10

Functiontemp_store

(tmp_path)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/fixtures_factories_8.py:5

Functiontest_accepts_valid_password

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/unit_tests_2.py:10

Functiontest_apply_discount

(subtotal, percent, expected)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/table_driven_parametrized_tests_5.py:14

Functiontest_create_user_returns_201

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/testing_http_handlers_apis_7.py:6

Functiontest_discount_applies_percentage

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/anatomy_of_a_test_1.py:3

Functiontest_fetch_rate

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/mocking_time_randomness_external_apis_9.py:12

Functiontest_greet_sends_email

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/test_doubles_3.py:8

Functiontest_parse_event_perf

(benchmark)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/performance_load_testing_10.py:2

Functiontest_place_rejects_invalid_total

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/dependency_injection_for_testability_4.py:16

Functiontest_rejects_short_password

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/unit_tests_2.py:7

Functiontest_save_and_find

(repo)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/testing_with_a_real_database_6.py:21

Functiontest_signup

(temp_store)

22.Automated-Testing-Unit-Integration-and-E2E/code/python/fixtures_factories_8.py:14

Functiontest_token_expiry

()

22.Automated-Testing-Unit-Integration-and-E2E/code/python/mocking_time_randomness_external_apis_9.py:5

Functiontrack_metrics

(task_name: str)

10.Task queues and background job/code/python/step_4_key_grafana_panels_to_build_2.py:34

Functionunhandled_error_handler

(request: Request, exc: Exception)

12. Error Handling and Building Fault Tolerant Systems/code/python/python_global_error_handler_fastapi_2.py:44

Functionunique_violation_handler

(request: Request, exc)

12. Error Handling and Building Fault Tolerant Systems/code/python/python_global_error_handler_fastapi_2.py:33

FunctionupdateDoc

(w http.ResponseWriter, r *http.Request)

1.HTTP-AND-CORS/code/go/the_optimistic_locking_flow_10.go:1

Functionupdate_doc

(id: int, request: Request, if_match: str = Header(default=""))

1.HTTP-AND-CORS/code/python/the_optimistic_locking_flow_10.py:4

Functionupdate_organization

(id: str, body: dict, if_match: str | None = Header(None))

7.API-DESIGN-RestAPI/code/python/post_the_only_non_idempotent_one_1.py:2

Functionupdate_organization

(id: str, body: dict)

7.API-DESIGN-RestAPI/code/python/worked_example_a_pm_platform_4.py:24

Functionupload

(file: UploadFile)

1.HTTP-AND-CORS/code/python/large_downloads_server_client_streaming_14.py:7

Functionupload

1. Receive a multipart upload

1.HTTP-AND-CORS/code/go/large_downloads_server_client_streaming_14.go:2

FunctionuploadEvents

===== CLIENT: Send() many, then CloseAndRecv() for the single reply =====

13.gRPC-and-Inter-Service-Communication-for-Microservices/code/go/client_streaming_4.go:18

Functionupload_events

(stub, events)

13.gRPC-and-Inter-Service-Communication-for-Microservices/code/python/client_streaming_3.py:13

Functionverify_argon

(encoded: str, pw: str)

4.Authentication and authorization for backend engineers/code/python/04_sessions_2.py:23

Functionverify_rs256

(token: str, public_key)

4.Authentication and authorization for backend engineers/code/python/05_json_web_tokens_jwt_4.py:2

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