Blog: programcreek 
221 blogs
updated: 54 min. ago


Install Hadoop and HBase on Ubuntu
HBase is an opensource distributed nonrelational database written in Java. It has become one of the dominant databases in big data. It is ...


Build an AI Programmer using Recurrent Neural Network (3)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...


Build an AI Programmer using Recurrent Neural Network (2)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...


Build an AI Programmer using Recurrent Neural Network (1)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...


Automatically detecting server downtime using Linux cron job
If you run a website, you may have experienced some down time. Occasionally, the web server can go down. It would be great if we can get not...


LeetCode – Russian Doll Envelopes (Java)
You have a number of envelopes with widths and heights given as a pair of integers (w, h). One envelope can fit into another if and only if ...


Maximum Sum of Subarray Close to K
Given an array, find the maximum sum of subarray close to k but not larger than k. Java Solution public int getLargestSumCloseToK(int [] arr...


Design a Data Structure with Insert & Delete & GetMostFrequent of O(1)
Design a data structure that allows O(1) time complexity to insert, delete and get most frequent element. Analysis At first, a hash map seem...


LeetCode – Kth Smallest Element in a Sorted Matrix (Java)
Given a n x n matrix where each of the rows and columns are sorted in ascending order, find the kth smallest element in the matrix. Note tha...


LeetCode – Shortest Word Distance III (Java)
This is a followup problem of Shortest Word Distance. The only difference is now word1 could be the same as word2. Given a list of words an...

