Let’s Encrypt provides HTTPS Certificates if you are already using CloudFlare which also manages/issues the free SSL certificates for you. However, with Let’s Encrypt, it is not so simple/trivial …
Given a string s containing only lower case English letters and the ‘?’ character, convert all the ‘?’ characters into lower case letters such that the final string does …
The C++ STL min_element, max_element and minmax_element (C++ 11) are useful functions from header algorithms to get the min, max, and min-and-max iterator from a given range of iterators. …
I recently replace my graphic card on my HPZ800 Server from NVIDA Quadro 2000D (which is mostly used on Servers – excellent for CAD but not so much for …
Given two sparse vectors, compute their dot product. Implement class SparseVector: SparseVector(nums) Initializes the object with the vector nums dotProduct(vec) Compute the dot product between the instance of SparseVector …
Given an array of 4 digits, return the largest 24 hour time that can be made. The smallest 24 hour time is 00:00, and the largest is 23:59. Starting …
