Darrick PangRails ErrorsThere has been times that Rails will not work because of errors, and I get frustrated that I feel like I am pulling my hair out. Sometimes…Apr 23, 2021Apr 23, 2021
Darrick PangSome More Java ConceptsIn the previous two articles, I discussed object oriented programming in Java and some concepts that are good to know. In the second…Apr 16, 2021Apr 16, 2021
Darrick PangJava ConceptsJava is another popular language used by about three billion people. It is used in mobile and desktop applications, games, and more. In a…Apr 10, 2021Apr 10, 2021
Darrick PangJava and Object Oriented ProgrammingOne of the first things I learned when it comes to a programming language is functions. In Java, a function, sometimes called a method, is…Apr 6, 2021Apr 6, 2021
Darrick PangFind the Missing NumberAnother week has passed so let’s discuss a new algorithm. For this problem, we want to find a missing number inside of an array. The…Apr 2, 2021Apr 2, 2021
Darrick PangBinary numbersWhat is a binary number? For starters, it is a base-2 number system that uses only two numbers: mainly 0 and 1. The modern system was…Mar 25, 2021Mar 25, 2021
Darrick PangFinding Differences in an ArrayThis week, we will focus on finding a difference within an array. The question is given an array with a number k, find all the pairs such…Mar 19, 2021Mar 19, 2021
Darrick PangMall TimeMalls became a popular place to go to in the US during the 20th century. The place gets busy during the day, weekends, and holidays. It is…Mar 12, 2021Mar 12, 2021
Darrick PangFind the Unsorted Array PortionIt is another week so it is time to show how to solve another algorithm. From Leet Code, given an array nums, find the length of the…Mar 5, 2021Mar 5, 2021
Darrick PangMatrix RotationLast week, I discussed the problem of rotating an array. To refresh the problem, the question is given an arrayFeb 26, 2021Feb 26, 2021
