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Master the visitor design pattern in C# with code examples, double dispatch, and best practices for separating algorithms from object structures. Link to article: https://www.devleader.ca/2026/06/25/visitor-design-pattern-in-c-complete-guide-with-examples
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Learn EF Core unit testing in .NET 10 -- UseInMemoryDatabase vs SQLite in-memory, IDbContextFactory for isolation, seeding test data, and xUnit patterns. Link to article: https://www.devleader.ca/2026/06/24/testing-with-ef-core-in-c-inmemory-vs-sqlite-for-unit-tests
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Interpreter pattern best practices in C# for clean grammar design, expression tree management, and avoiding common DSL pitfalls. Link to article: https://www.devleader.ca/2026/06/24/interpreter-pattern-best-practices-in-c-code-organization-and-maintainability
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Optimize EF Core performance in .NET 10 -- AsNoTracking, compiled queries, split queries, bulk operations, N+1 fixes, and logging slow queries with Serilog. Link to article: https://www.devleader.ca/2026/06/23/ef-core-performance-best-practices-in-net-10
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Memento pattern real-world example in C# -- build a document editor with undo/redo, state history, and bounded memory management. Link to article: https://www.devleader.ca/2026/06/23/memento-pattern-realworld-example-in-c-complete-implementation
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Configure EF Core relationships in .NET 10 -- one-to-many, one-to-one, many-to-many with join entity, cascade delete, shadow properties, and fluent API. Link to article: https://www.devleader.ca/2026/06/22/ef-core-relationships-in-c-onetomany-manytomany-and-onetoone
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Learn when to use the interpreter pattern in C# with decision criteria, DSL scenarios, and code examples for grammar-based processing. Link to article: https://www.devleader.ca/2026/06/22/when-to-use-interpreter-pattern-in-c-decision-guide-with-examples
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Master EF Core LINQ queries in .NET 10 -- Where, Select projections, Include for eager loading, AsNoTracking, compiled queries, and avoiding N+1 issues. Link to article: https://www.devleader.ca/2026/06/21/ef-core-linq-querying-filtering-projections-and-performance
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Compare the memento vs state pattern in C# with code examples, use cases, and guidance on choosing the right behavioral pattern for state management. Link to article: https://www.devleader.ca/2026/06/21/memento-vs-state-pattern-in-c-key-differences-explained
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This week digs into Entity Framework Core from setup through CRUD operations and schema migrations, plus a deep run on the Memento pattern and other C# design patterns like Interpreter and Mediator. New videos cover tackling tech debt, build vs buy decisions, and growing into senior and leadership roles. Link to …
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Complete guide to EF Core migrations in .NET 10 -- add, apply, squash, seed data with UseSeeding, revert, and run migrations safely in CI/CD pipelines. Link to article: https://www.devleader.ca/2026/06/20/ef-core-migrations-in-net-managing-your-database-schema
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How to implement the interpreter pattern in C# with step-by-step code examples for expression parsing, AST construction, and evaluation. Link to article: https://www.devleader.ca/2026/06/20/how-to-implement-interpreter-pattern-in-c-stepbystep-guide
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Master EF Core CRUD in C# with .NET 10 -- learn AddAsync, SaveChangesAsync, FindAsync, Where queries, tracked updates, and bulk ExecuteUpdate/ExecuteDelete. Link to article: https://www.devleader.ca/2026/06/19/ef-core-crud-operations-in-c-create-read-update-delete
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Memento pattern best practices in C# for clean state management, memory optimization, and avoiding common pitfalls with undo/redo systems. Link to article: https://www.devleader.ca/2026/06/19/memento-pattern-best-practices-in-c-code-organization-and-maintainability
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Step-by-step Entity Framework Core tutorial for .NET 10 -- learn DbContext setup, entities, data annotations, first migration, and SQLite or SQL Server. Link to article: https://www.devleader.ca/2026/06/18/entity-framework-core-tutorial-getting-started-in-aspnet-core
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Master the interpreter design pattern in C# with code examples, grammar parsing, and best practices for building domain-specific languages. Link to article: https://www.devleader.ca/2026/06/18/interpreter-design-pattern-in-c-complete-guide-with-examples
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