How to Add a Share Dropdown Menu after Each Post? (Javascript)
The following dropdown list to share current post to a number of sites is added to wordpress blog (you could also add it to your own website as well). …
C# Example – Using Parallel ForEach to Improve Existing Code
C# 4.0 or above provides the Parallel.For and Parallel.ForEach to support parallelism in an intuitive manner. In this post, a function is coded to delete trash files older than …
Regex Coding Exercise – Valid Phone Numbers
Regular Expressions (Regex) are very powerful and useful tool to describe patterns. https://leetcode.com/problems/valid-phone-numbers/ Given a text file file.txt that contains list of phone numbers (one per line), write a …
Using the Dynamic Programming Algorithm, the Depth First Search or Breadth First Search to Solve House Robber Problem (Largest Sum of Non-Adjacent Numbers)
April 15, 2015
algorithms, BFS, Breadth First Search, c / c++, Depth First Search, DFS, Dynamic Programming, dynamic programming, Memoization, python, Recursion
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You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping you from robbing each …
SQL Coding Exercise – Delete Duplicate Emails
Write a SQL query to delete all duplicate email entries in a table named Person, keeping only unique emails based on its smallest Id. +----+------------------+ | Id | Email …
SQL Coding Exercise – Rising Temperature
Given a Weather table, write a SQL query to find all dates’ Ids with higher temperature compared to its previous (yesterday’s) dates. +---------+------------+------------------+ | Id(INT) | Date(DATE) | Temperature(INT) …