401, 403, 429 or 503: where to start with an API error
Separate authentication, permissions, rate limits and service availability before retrying.
HTTP / API / Troubleshooting
TECHNOLOGY / KNOWLEDGE / PRACTICE
Search results: api
Practical guides to AI, Python, Git, SQL, Web/API, SAP/ERP and mathematical models, with explanations, code examples, sources and limitations.
Every word must appear in the article. Use quotes for an exact phrase.
API Pagination: Offset vs. Cursor for Changing Data
Understand the differences between offset-based and cursor-based pagination and when to use each, especially when dealing with frequently changing datasets.
api / pagination / rest / offset / cursor / data consistency / web development
Configuring Hybrid Search with Vector and Text Fields in Azure AI Search
Step-by-step guide to creating an index, generating embeddings, and executing hybrid queries that combine full-text and vector search using Azure AI Search.
azure-ai-search / hybrid-search / vector-search / semantic-reranker / index-schema / embeddings
Understanding Semantic Search: How it Works and Why Similar Text Might Not Answer Your Question
Explore the principles of semantic search, its reliance on embeddings, and the reasons why text that appears similar might not provide the desired answer. Learn about vector search, hybrid search, and their applications in information retrieval.
semantic search / vector search / embeddings / AI / information retrieval / natural language processing / hybrid search / Azure AI Search
Overfitting and Learning Curves: Diagnose the Gap Without Data Leakage
Read training and validation scores together, fit preprocessing inside a pipeline and keep a final test set out of model selection.
Machine Learning / Validation / Overfitting
Python: Reading JSON from Strings and Files, and Handling Decoding Errors
Learn how to parse JSON data in Python from both string literals and files, and how to effectively handle potential decoding errors using the built-in json module.
python / json / parsing / decoding / file handling / error handling / pathlib / data serialization
Why a Vendor Payment is Not a Double Expense and How to Trace It in SAP S/4HANA
In SAP S/4HANA, a payment to a vendor settles an existing liability from a posted invoice; it is not a new expense. Tracing the payment back to the original invoice is done using clearing documents, assignment fields, and line item displays.
SAP S/4HANA / Accounts Payable / Financial Accounting / Clearing / Document Flow / FI-AP
curl works, fetch fails: diagnosing CORS and preflight
Distinguish response access from request sending, inspect an OPTIONS preflight and configure explicit origins for credentialed browser requests.
HTTP / CORS / fetch / API / Troubleshooting