Useful tips for everyday
How do I compare Excel versions? On the Home tab, choose Compare Files. to the earlier version of your workbook. In addition to files saved…
How do I read a character from a file? Explanation : Create one FILE pointer and one character variable. Open the file in read-mode. First…
What is an asynchronous function? An asynchronous function is a function which operates asynchronously via the event loop, using an implicit Promise to return its…
How do you check if a word is a palindrome in C? To check if a string is a palindrome or not, a string needs…
How do you do array manipulation? Prompt. Starting with a 1-indexed array of zeros and a list of operations, for each operation add a value…
How to calculate distance between a point and a rectangle? Let’s say that the point is named P and ABCD is our rectangle. Then the…
How do you implement producer consumer problem? The solution for the producer is to either go to sleep or discard data if the buffer is…
When to use query optimization and index optimization? If your queries are bad, even the best-designed schema will not perform well. Query optimization, index optimization,…
How to compress a string using string compression? String Compression – LeetCode. Given an array of characters chars, compress it using the following algorithm: Begin…
How many subsets of size k are there? Since K = 2, therefore only the above subsets will be considered for length atmost K. Therefore…