Syllabus

LINQ Mastery

Introduction to LINQ Mastery LINQ Fundamentals: Why LINQ? IQueryable vs IEnumerable: The Architect's choice Expression Trees: The power behind LINQ providers Method Syntax vs Query Syntax: Trade-offs Where & Select: The bread and butter SelectMany: Flattening complex hierarchies OfType vs Cast: Handling heterogeneous collections Distinct & DistinctBy: Mastering unique sets Any, All, Contains: The boolean quantifiers Count, LongCount, Sum: Basic aggregations Min, Max, Average: Statistical operations Aggregate: The 'Fold' function of .NET OrderBy & OrderByDescending: Sorting data ThenBy: Multi-level sorting Take & Skip: Pagination strategies TakeWhile & SkipWhile: Dynamic partitioning Union, Intersect, Except: Set theory in C# Zip: Combining two streams ToDictionary vs ToLookup: One-to-One vs One-to-Many Chunk: Slicing data for batch processing Inner Join: The standard match GroupJoin: Creating hierarchical results GroupBy: The SQL counterpart in LINQ Left Outer Join: The manual workaround in LINQ PLINQ (Parallel LINQ): Speeding up CPU-bound queries AsParallel vs AsSequential: When to switch LINQ to XML: Processing documents with ease Custom LINQ Providers: How to build your own 'Queryable' Memory Leaks in LINQ: Capturing variables and closures Architect Case Study: Optimizing a multi-join dashboard query

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