Data Structures Courses and Certifications

Hashing, Dictionaries, and Sets in Python

Master Python's data structures through hands-on practice with hashing, dictionaries, and sets. Build practical applications, solve algorithmic problems, and optimize code performance through real-world examples.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Mastering Graphs in Python

Master graph theory fundamentals in Python, from adjacency representations to BFS/DFS algorithms. Practice with real-world examples and tackle interview-style problems through hands-on implementation.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Multidimensional Arrays and Their Traversal in Python

Master multidimensional array manipulation in Python through traversal techniques, matrix transposition, adjacent cell navigation, and practical grid-based problem-solving applications.

• CodeSignal
• 5 hours
• On-Demand
• Free Certificate

Revision of Python HashMaps and Their Use in Practice

Master Python HashMaps for efficient data handling, focusing on counting, aggregation, and practical applications in inventory and library management systems.

• CodeSignal
• 4 hours
• On-Demand
• Free Certificate

Master Splitting Advanced Tasks into Smaller Pieces with Python

Master Python techniques for breaking complex tasks into manageable pieces, from matrix traversal to nested data structures. Learn systematic approaches to divide, implement, and merge solutions effectively.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Master Dictionaries, Two Pointers, and More Algorithms in Python

Master advanced Python algorithms through hands-on practice with HashMaps, HashSets, and two-pointer techniques. Build efficient solutions for array manipulation, string processing, and optimization problems.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Journey Into Format Control in Prompt Engineering

Master format control techniques to command LLMs in producing structured outputs, from simple bullet lists to complex JSON and YAML formats, along with executable code generation.

• CodeSignal
• 1 hour
• On-Demand
• Free Certificate

Interview Practice with Classic Coding Questions in Python

Master essential Python coding patterns and algorithms for technical interviews through hands-on practice with matrices, arrays, strings, and sorting implementations.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Getting Deep into Complex Algorithms for Interviews with Python

Master advanced algorithms and data structures through hands-on Python practice, covering linked lists, binary trees, dynamic programming, graph algorithms, and recursion techniques for technical interview preparation.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Interview Prep - The Last Mile in Python

Master advanced Python algorithms and data structures essential for technical interviews, covering hash tables, heaps, graphs, string searching, and bit manipulation techniques.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate

Hashing, Dictionaries, and Sets in Java

Master Java's hashing mechanisms, HashMaps, and HashSets while building practical applications for data management, visitor tracking, and algorithmic problem-solving through hands-on exercises.

• CodeSignal
• 2 hours
• On-Demand
• Free Certificate

Sorting and Searching Algorithms in Java

Master sorting and searching algorithms through hands-on Java implementations, from binary search to advanced techniques like QuickSort and MergeSort, with practical examples and complexity analysis.

• CodeSignal
• 4 hours
• On-Demand
• Free Certificate

Multidimensional Arrays and Their Traversal in Java

Master multidimensional array manipulation in Java through traversal techniques, matrix operations, game board positioning, and grid path algorithms for efficient data structure handling.

• CodeSignal
• 5 hours
• On-Demand
• Free Certificate

Java HashMaps in Practice: Revision and Application

Master HashMap implementation in Java through practical exercises focused on data counting, aggregation, and real-world library management scenarios.

• CodeSignal
• 4 hours
• On-Demand
• Free Certificate

Mastering Task Decomposition in Java

Master Java task decomposition techniques to break down complex coding problems into manageable components, from matrix operations to nested data structures and JSON parsing.

• CodeSignal
• 3 hours
• On-Demand
• Free Certificate