Elysiate blog
Practical guides for privacy-first developer tools, SEO and content operations, data and file workflows, cloud and API security, AI engineering, and sustainable freelance work. Everything here supports the same philosophy as our browser-based utilities: your data stays on your device until you choose otherwise.
For tabular data, the CSV tools hub covers validation and conversion in the browser, and the CSV topic index lists every CSV-tagged guide in one place.
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- Best SQL IDEs and Editors for Developers
Compare the best SQL IDEs and editors for developers, including paid and free options for PostgreSQL, MySQL, SQL Server, analytics, and everyday query work.
- Best Power Query Transformations For Analysts
The most useful Power Query transformations for analysts working on cleanup, reshaping, reporting, and recurring spreadsheet workflows.
- Best Google Sheets Functions For Analysts
A practical guide to the best Google Sheets functions for analysts, covering QUERY, FILTER, XLOOKUP, ARRAYFORMULA, COUNTIF, IFERROR, UNIQUE, and other high-value formulas for reporting and analysis.
- Best DAX Functions For Power BI
A practical guide to the best DAX functions for Power BI, covering the most useful functions for measures, filtering, iterators, relationships, time intelligence, and real business-reporting workflows.
- Best Dashboard Templates For Analysts
Compare the best dashboard templates for analysts by workflow, including KPI, sales, budget, cash flow, project status, inventory, and recurring operational reporting templates.
- ARRAYFORMULA Explained
A practical guide to ARRAYFORMULA in Google Sheets covering syntax, column-wide calculations, conditional logic, reporting workflows, dynamic formula behavior, and real spreadsheet examples.
- All Function In DAX
A practical guide to the ALL function in DAX, covering filter removal, percentage-of-total patterns, ALL versus REMOVEFILTERS, common business examples, and the mistakes that confuse many Power BI users.
- When to Use B-tree vs GIN vs GiST in PostgreSQL
A practical guide to choosing between B-tree, GIN, and GiST indexes in PostgreSQL, covering what each index type is good at, common use cases, performance tradeoffs, and mistakes teams make when picking the wrong one.
- PostgreSQL with Python and SQLAlchemy Performance Guide
A practical guide to PostgreSQL with Python and SQLAlchemy performance, covering engine setup, session scope, query loading strategies, batching, indexing, transactions, and PostgreSQL-aware data access patterns.
- PostgreSQL with Node.js Performance Best Practices
A practical guide to PostgreSQL with Node.js performance best practices, covering connection pooling, query shape, batching, indexing, transactions, pagination, and production-ready data access patterns.