Tag: java
Blockchain is a hot topic – and we’ll use simple Java code to illustrate the idea. First, we need to define a Block class that is basically a Node …
Java’s errors are usually handled via Exceptions – where you declare exceptions to throw. Then you throw as much as you can and only catch them when you know …
We can browse a list of files using Java‘s listFiles method in File Object, and then we can iterate them one by one and get the file creation Time …
Implement FreqStack, a class which simulates the operation of a stack-like data structure. FreqStack has two functions: push(int x), which pushes an integer x onto the stack. pop(), which …
December 9, 2020
algorithms, BASH, bash script, c / c++, c #, C/C++, C# (CSharp), java, Java, javascript, Node.Js, php, PHP, programming languages, python, Python, Rust, string, VBScript, vbscript
You are given a lowercase alphabet string text. Return a new string where every character in text is mapped to its reverse in the alphabet, so that a becomes …