Operating system concepts are must to be known by every aspirant!  Paging in the operating system is one crucial concept that holds a great significance for the users.  In the operating system, paging is defined as the storage mechanism which is useful to retrieve the processes from the secondary storage to its main memory.  This memory management strategy offers several pers to...

"The concept of Arrays form the basic foundation of nearly all the complicated coding interview questions."  That said, it is nearly not as difficult to cover the whole concept of arrays if you strive towards practicing all the important DSA questions for your coding interviews such as the one discussed in this blog! From elements to Subarrays, there are a range of characteristics and...

For people who are new to learning Data Structures and Algorithms, they often confuse Binary Trees for the Binary Search Trees, thinking they are essentially the same! Well that is certainly not the case. The Binary Search Tree is implemented within every node of the Binary Tree in order to help with insertion, removal, lookup and faster traversal of the nodes of the tree structure. This...

Finding the first missing positive in an Array is a question that you may encounter often on programming forums.  Hence, getting into its detailing is no bad!  Though, are you running low on information regarding how to find the first missing positive in an array? Well, this blog post provides the answer to your question and many more! It is seen that this topic generally falls under...

Before attempting the Shortest common supersequence problem, most of you must have solved the problem of the Longest Common Subsequences. The Shortest Common Supersequence of Two Strings is based on making a new string through which we will get both given strings again by iterating over it.  For solving the problem, you need to understand the basics of the Longest Common Subsequences. In...