Find the largest and the smallest element of a Vector

Problem Statement: Given a vector, find the largest and the smallest value of it. Solution : Example: Input: {1,22,42,5,55,-21,43} Output: Minimum = -21 , Maximum = 55 Input: {88,77,22,44,11,-121,92} Output: Minimum : -121, Maximum : 92 This problem can be solved easily using C++’s Standard Template Library. C++'s STL: The C++ STL (Standard Template Library)…

https://thecodingbot.com/find-the-largest-and-the-smallest-element-of-a-vector/

std::max_element() in C++ STL

std::max_element() is a utility function under header in C++ STL. The purpose of the function is to give the maximum element value of a container(vector, array etc) within a given range [start, end). Now, the question arises, when we have the std::max(), what is the point of the std::max_element() ? The answer is, there…

https://thecodingbot.com/stdmax_element-in-c-stl/

Delete the entire row if any column has NaN

Problem Statement: Given a dataframe, delete all the rows if any column has a NaN value. Solution : The first approach uses Dataframe.dropna() method and the solution is pretty elegant and relatively easy. However, the second solution is not so straightforward, also not recommended as it is SLOW. Approach 1: Using Dataframe.dropna() Dataframe.dropna() provides easy…

https://thecodingbot.com/delete-the-entire-row-if-any-column-has-nan/