How to Mirror a Binary Tree?
Given a binary tree like this: 8 / \ 6 10 / \ / \ 5 7 9 11 Your task is to mirror it which becomes this: 8 …
How to Find the Kth Smallest Element in a BST Tree Using Java/C++?
Given a binary search tree, write a function kthSmallest to find the kth smallest element in it. Note: You may assume k is always valid, 1 ≤ k ≤ …
Fixing Profile Query Command due to API Change in Steem Blockchain
Due to an API change in SteemIt see this post, the following code to get the last vote time is not working any more – as it says the …
Bash Command to Find Out the IPs that Hit Your Server
My servers have been recently hit by a few spam bots whether they are malicious or not. The spamer causes high CPU spikes and I have to ban those …
Using Parallel For in Java to Compute PI using Monte Carlo Algorithm
January 4, 2019 algorithms, code, java, monte carlo, parallel computing, performance comparison No Comments
The easiest Parallelism in Java could be achieved by the java.util.stream.Stream utility. As a good coding exercise, the following Java code will compute the Math PI constant based on …
3 Types of Coding Languages That Will Intrigue & Educate Youngsters
Those who learn coding languages are likely to have a bright future ahead of them. That’s because the tech industry is always in need of more developers, so it’s …