Practical guides for developers — data cleaning, JSON formatting, SQL generation, PII anonymization, API mocking and format conversion.
Format messy JSON for readability, validate with exact line numbers, minify for production, and sort keys alphabetically. Free tool included.
Fix null values, remove duplicates, standardise date formats and fix type mismatches in CSV files. With Python code and a free no-code tool.
Learn what PII is, why it matters for GDPR HIPAA and India DPDP compliance, and how to anonymize it from CSV and JSON files for free.
Every method to convert JSON to CSV, Excel, YAML or XML — with Python code examples and a free no-code converter tool.
Generate realistic test data with proper foreign keys and constraints from SQL schema definitions. Covers Python Faker and a free schema-to-dataset tool.
Use AI to write complex SQL queries from natural language descriptions. Covers PostgreSQL, MySQL, BigQuery and T-SQL with real examples.
Speed up frontend development by mocking APIs from OpenAPI specs, GraphQL schemas or plain English before the backend is ready.
Complete guide with Python code for every data format conversion — JSON, CSV, YAML, XML and Excel in any direction.