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You are here: Home » Binary Tree

Finding paths in a Binary Tree

Varun August 19, 2014 Finding paths in a Binary Tree2015-09-25T00:14:19+05:30 Binary Tree 1 Comment
Many times we need to search for some specific paths in a binary tree from top to bottom. Lets design a code to find out all paths in a binary…
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Binary Tree Traversal with Strategy design pattern and open-closed principle

Varun July 31, 2014 Binary Tree Traversal with Strategy design pattern and open-closed principle2015-09-25T00:14:20+05:30 Binary Tree 3 Comments
Many time we need to perform certain tasks on Binary trees. These tasks can be, Counting nodes that satisfy some criteria. Displaying all nodes in particular pattern like, printing expression…
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Python : List

  • Check if an item exists in List
  • Check if a list contains all the elements of other list
  • Create a List and initialize with values
  • How to Iterate over a List
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  • Sort a list of tuples by 2nd Item
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  • Merge / Join two or more lists
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  • Remove multiple elements from list

Python : Dictionary

  • Creating Dictionaries in Python
  • Iterating over Dictionaries in Python
  • Check if a key exists in Dictionary
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  • Get list of all the Values in a Dictionary
  • Remove multiple keys in Dictionary while Iterating
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  • Copy a dictionary | Shallow vs Deep Copy
  • Convert a list to dictionary

Python Strings

  • Access characters in string by index in Python
  • Iterate over the characters in string
  • How to Replace characters in a string ?
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Java – Hashmap

  • What is Hashing and Hash Table?
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Java – HashSet

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Java Interview Questions

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C++11 – Utilities

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C++11 – Unordered Set

  • 1.) unordered_set Basic Example
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C++11 – UnorderedMap

  • Basic Usage Detail and Example
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C++11 Smart Pointers

  • shared_ptr<> Tutorial and Examples
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  • weak_ptr Tutorial | shared_ptr and Cyclic References
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C++11 Multithreading

  • Part 1: Three Ways to Create Threads
  • Part 2: Joining and Detaching Threads
  • Part 3: Passing Arguments to Threads
  • Part 4 : Sharing Data & Race Conditions
  • Part 5 : Fixing Race Conditions using mutex
  • Part 6 : Need of Event Handling
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  • Part 10: std::packaged_task<> Tutorial

C++11 Rvalue References

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  • 10.) Adding elements in Vector

STL – Deque

  • 1.) What is std::deque and how deque works internally.
  • 2.) deque vs vector : What to choose ?

STL – List

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STL – Set

  • 1.) C++ Set basic example and Tutorial
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STL – Map

  • 1.) std::map Usage Detail with examples
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STL Multimap

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STL Algorithms

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  • 1.) Using std::find & std::find_if with User Defined Classes
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