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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

C++ Exercises: Check if there are two values 15, 15 adjacent to each other in a given array of integers

C++ Exercises: Find the largest average value between the first and second halves of a given array of integers

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 rand() function

C Lybrary: C srand() function

C Lybrary: C mbtowc() function

C Lybrary: C wcstombs() function

C Lybrary: C wctomb() function

02 January, 2023

C Lybrary: C abs() function

C Lybrary: C div() function

C Lybrary: C labs() function

C Lybrary: C ldiv() function

C Lybrary: C mblen() function

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 abort() function

C Lybrary: C atexit() function

C Lybrary: C exit() function

C Lybrary: C getenv() function

C Lybrary: C bsearch() function

C Lybrary: C qsort() function