Tutorials, Exercises published recently
04 February, 2023
Python List Advanced Exercise - Maximum sum sub-sequence in a list
Python List Advanced Exercise - Minimum sum sub-sequence in a list
Python List Advanced Exercise - Longest common sub-sequence in two lists
Python List Advanced Exercise - First non-repeated element in a list
03 February, 2023
Python List Advanced Exercise - Find the kth largest element in a list
Python List Advanced Exercise - Check if a list is a palindrome or not
Python List Advanced Exercise - Find the union and intersection of two lists
Python List Advanced Exercise - Preserve order by removing duplicates
02 February, 2023
Update : Python List: Advanced - Exercises, Practice, Solution
Python List Advanced Exercise - Reverse a list at a specific location
Python List Advanced Exercise - Length of the longest increasing sub-sequence
Python List Advanced Exercise - Permutations of the members of a list
Python List Advanced Exercise - Find the kth smallest element in a list
01 February, 2023
SQL AdventureWorks: Find the names of employees who have sold a particular product
SQL AdventureWorks: Include the contents of the ProductModelID and Name columns
SQL Challenges: Find the 2nd highest salary among employees
SQL Challenges: Return the shipping and delivery rates
31 January, 2023
SQL AdventureWorks: Find the product name that has a long sleeve logo jersey model
SQL AdventureWorks: Retrieve the name of each employee whose bonus in the SalesPerson table is 5000
SQL AdventureWorks: Models with a maximum list price more than twice the average
30 January, 2023
Update : C Programming Exercises, Practice, Solution : Linked List
C Programming : Convert a Singly Linked list into a string
C Programming : Convert a Singly Linked list into a array
C Programming : Convert a Doubly Linked list into a string
C Programming : Convert a Doubly Linked list into a array
28 January, 2023
JavaScript Exercises: Remove a node at the specified index in a Doubly linked lists
JavaScript Exercises: Remove the head element from a doubly Linked lists
JavaScript Exercises: Remove the tail element from a doubly Linked lists
JavaScript Exercises: Update the value of a node at a specific index in a Doubly Linked list
Update : Python Map - Exercises, Practice, Solution
27 January, 2023
JavaScript Exercises: Convert a Doubly Linked lists into a string
JavaScript Exercises: Get the index of a given element in a Doubly Linked lists
JavaScript Exercises: Check if an element is present in a Doubly Linked lists
Update : Python Lambda - Exercises, Practice, Solution
26 January, 2023
JavaScript Exercises: Check if an element is present in the Singly Linked list
JavaScript Exercises: Print a Doubly Linked lists in reverse order
JavaScript Exercises: Convert a Doubly Linked lists into an array
25 January, 2023
JavaScript Exercises: Convert a Singly Linked list into an array
JavaScript Exercises: Convert a Singly Linked list into a string
JavaScript Exercises: Get index of an given element in a Singly Linked list
Update : Python: Array Exercises, Practice, Solution
24 January, 2023
JavaScript Exercises: Size of a Singly Linked list
JavaScript Exercises: Remove the first element from a Singly Linked list
JavaScript Exercises: Remove the tail element from a Singly Linked list
Update : Python Data Types: Collections - Exercises, Practice, Solution
23 January, 2023
JavaScript Exercises: Insert a new node at any position of a Doubly Linked List
JavaScript Exercises: Insert a new node at the beginning of a Doubly Linked List
JavaScript Exercises: Insert a new node at the end of a Doubly Linked List
JavaScript Exercises: Get the value of a node at a given position in a Doubly Linked List
22 January, 2023
JavaScript Linked List - Exercises, Practice, Solution
JavaScript Exercises: Create and display Doubly Linked Lists
JavaScript Exercises: Count number of nodes in a Doubly Linked Lists
JavaScript Exercises: Check whether a Doubly Linked Lists is empty or not
JavaScript Exercises: Head and Tail of a Doubly Linked Lists
21 January, 2023
Update : Python Basic (Part -I) - Exercises, Practice, Solution
20 January, 2023
Update : SQL Exercises, Practice, Solution - JOINS
18 January, 2023
JavaScript Exercises: Check whether a single linked list is empty or not
JavaScript Exercises: Clear a singly linked list by pointing the head towards null
JavaScript Exercises: Remove a node at the specified index in a singly linked list
17 January, 2023
JavaScript Exercises: Insert a new node at the beginning of a Singly Linked List
JavaScript Exercises: Insert a new node at the end of a Singly Linked List
JavaScript Exercises: Get a node in an existing singly linked list
JavaScript Exercises: Find the first index that matches a given element
16 January, 2023
JavaScript Linked List - Exercises, Practice, Solution
JavaScript Exercises: Create and display singly linked list
JavaScript Exercises: Print a singly linked list in reverse order
JavaScript Exercises: Count number of nodes in a Singly Linked List
JavaScript Exercises: Insert a new node at any position of a Singly Linked List
15 January, 2023
C++ Basic Algorithm: Create a list of integers, add each value to 3 and multiply the result by 4
C++ Basic Algorithm: From a list of positive integers, create a list of their rightmost digits
14 January, 2023
C++ Basic Algorithm: Multiply each integer in a list three times
C++ Basic Algorithm: From a list of strings, create a new list with "$" at the beginning and end
C++ Basic Algorithm: Concatenate three copies of each string in a given list of strings
Python Data Type: String - Exercises, Practice, Solution
13 January, 2023
C++ Basic Algorithm: Test a positive integer and return true if it contains the number 2
C++ Basic Algorithm: Create an array of odd numbers and specific lengths from an array
C++ Basic Algorithm: Each element of a given list of integers is multiplied by five
Python modules: Exercises, Practice, Solution
12 January, 2023
C++ Basic Algorithm: Count the number of strings with a given length in an array
C++ Basic Algorithm: New array from an existing array
C++ Basic Algorithm: Array from an existing array using string length
Python Exercises: Python Programming Puzzles - Exercises, Practice, Solution
11 January, 2023
SQL AdventureWorks: Return with a product line of R and a days to manufacture less than 4
SQL AdventureWorks: Return total sales and the discounts for each product
SQL AdventureWorks: Calculate the revenue for each product in each sales order
10 January, 2023
Python Exercises: Python Basic (Part -I) - Exercises, Practice, Solution
JavaScript: Calculate the midpoint between two points
JavaScript: Get the index of an array item in a for loop
Python Exercises: Python Basic (Part -II) - Exercises, Practice, Solution
09 January, 2023
08 January, 2023
SQL AdventureWorks: Return rows except two values in the two tables match
SQL AdventureWorks: Find credit cards that starting with 1 and the third digit is 6
SQL AdventureWorks: Concatenate character and date data types
SQL AdventureWorks: Form one long string to display the last and first name
07 January, 2023
C Programming Exercises: Find all prime factors of a given integer
C Programming Exercises: Count common factors of two integers
C Programming Exercises: Count unique digits of integers
C Programming Exercises: Count Integers with Odd digit sum
06 January, 2023
C Programming Exercises: Number sums and their reverses
C Programming Exercises: Count the digits in a number that divide it
C Programming Exercises: Kth smallest number in a
05 January, 2023
SQL AdventureWorks: Null special offers will return MaxQty as zero
SQL AdventureWorks: Find all products that have NULL in the weight column
SQL AdventureWorks: Find the data from the first column that has a non-null value
SQL AdventureWorks: Return rows only when two values in the two tables match
04 January, 2023
C programming Exercises: Perfect square
C programming Exercises: Count all the numbers with unique digits in a range
C programming Exercises: Largest number, swapping two digits in a number
03 January, 2023
C Lybrary: C mbtowc() function
C Lybrary: C wcstombs() function
C Lybrary: C wctomb() function
02 January, 2023
C Lybrary: C mbstowcs() function
01 January, 2023
SQL AdventureWorks: Return the difference in sales quotas for a specific employee
SQL AdventureWorks: Return a truncated date with 4 months added to the orderdate
SQL AdventureWorks: Return the orders that have sales on or after December 2011
SQL AdventureWorks: Repeat the 0 character four times before productnumber
31 December, 2022
JavaScript: Kth smallest number in a multiplication table
JavaScript: Maximum value swapping two digits in an integer
JavaScript: Smallest number whose digits multiply to a number
JavaScript: Check a given number is self-dividing or not
30 December, 2022
JavaScript: Conversion of integers to English words
JavaScript: Least number of perfect square that sums upto n
JavaScript: Power of three or not
JavaScript: Power of four or not
JavaScript: Count all numbers with unique digits in a range
JavaScript: Sum of two square numbers equal to an integer
29 December, 2022
C Lybrary: C atexit() function
C Lybrary: C getenv() function