How to check OpenSSH version on Linux?

Using Linux – let’s open terminal and enter ssh -v localhost or ssh -V to check the OpenSSH version which is currently installed. __________________________________________________________ $ ssh -v localhost OpenSSH_7.9p1, LibreSSL 2.7.3 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 48: Applying options for * debug1: Connecting to localhost

How to create an Array List with Java?

To store dynamically-sized elements in Java, we used ArrayList. Whenever new elements are added to it, its increase their size automatically. Key Points of an ArrayList An ArrayList is a re-sizable array, also known as a dynamic array. It raises its size according to

How to return lambda using Java 8?

The first thing, which I am going to show you – how you can easily return lambda as a return type. This is example is very simple and you could adjust it regarding your needs with your domain objects, etc. We are using java.util.function.Function<T,

How to compare Strings in Java?

Problem There are many ways how to compare strings in Java and most of them are different. Here we will cover these cases: Using .equals() method; Using .compareTo() method; Using == operator. Solution Let’s check what we can compare using .equals() / .equalsIgnoreCase() methods. If you are newbie

How to reset Windows 10?

Problem Why do you need to reset Windows 10? Sometimes your computer becomes very slow, because you have many unused applications installed and store a lot of unused stuff in your hard disk. Some people like to flush everything and start using Windows from

How to read UTF8 file with BOM?

Wikipedia about UTF8 BOM The byte order mark (BOM) is a Unicode character, U+FEFF byte order mark (BOM), whose appearance as a magic number at the start of a text stream can signal several things to a program consuming the text:[1] What byte order, or