C++, LeetCode

Unordered Map

According to the documentation, the average searching complexity is O(1), by looking more into…

Continue Reading


1. Two Sum



C++, Python

Comparison of popular Excel libraries

Simple benchmark of popular library

  Since the data size accessing is relatively large,…

Continue Reading


Read date in xlrd

Reading date from xlrd using cell_values return float, i.e.

  To extract the correct…

Continue Reading

MS Office, Python

Read excel using xlrd

Targeted excel file: C:/User/Edward/Desktop/data.xlsx