What is Data Science? We live in an information age, where the challenge is to extract meaningful information from large volumes of data. Data Science is the process of extracting knowledge and useful insights from data. Data Science uses scientific methods, algorithms, processes to extract this insight. Fields such as Analytics, Data Mining, and Data […]
Xcode 11 Features
WWDC 2019 is over and we can’t wait to discuss what’s in store for the developers. Today, we’ll be discussing the new features available in Xcode 11. Xcode 11 includes the support for Swift 5.1. Also, it includes SDKs for iOS 13, tvOS 13, watchOS 6, and macOS Catalina 10.15. Xcode 11 Features Some of […]
Java try-catch Examples
Java try-catch block is used to handle exceptions in the program. The code in the try block is executed and if any exception occurs, catch block is used to process them. If the catch block is not able to handle the exception, it’s thrown back to the caller program. If the program is not able […]
Linked List Insert Delete Methods
Linked List Insert Methods Linked List insert methods allow us to insert a Node at a specific place. There are three insert methods based on the position where the new node is inserted. addLast addFirst addAt 1. addLast As the name suggests, the new node is appended at the last position of the Linked list. […]
Linux diff Command Examples
The Linux diff command analyses a file line by line and gives an output of a list of changes made between two files. The command diff is short for difference, which in essence gives the differences between two files. Unlike the cmp (compare) and comm commands, diff highlights the specific line that needs to be […]
AWS Lambda – Serverless Programming
AWS Lambda is serverless programming. Serverless programming help to ease out the deployment on production. You just care about the code and rest will be handled by the cloud provider (AWS in our case). AWS Lambda is one of the very popular technology among developers and technology solution providers on AWS Cloud. It’s an event-driven […]
SQL Auto Increment
Sometimes we don’t have unique identifiers in the table to create a primary key. In this case, we can take help from SQL to have a special column for the primary key, whose values will be automatically incremented when a new row is inserted. SQL Auto Increment SQL Auto-increment generates a unique incrementing number when […]
Linux echo Command Examples
Linux echo command is used to display a line of text on the screen. This is done by echoing the string to the standard output. Linux echo Command Let’s see how the echo command is described by the Linux man page. The man page can be accessed by typing the following command: The following will […]
Pointers in C and C++
What is Pointer in C? A pointer is a variable that holds the address of another variable to which it points. We know that if a variable is defined, it allocates some memory location. To know the address of that memory location, a pointer variable is used. Each data type has its own pointer variable. […]
Android CameraX Overview
In this tutorial, we’ll be discussing at length upon Android CameraX API. CameraX was one of the popular releases in Google IO 2019. Let’s see what it has in store for us. What is Android CameraX? Developing Camera Apps has always been hard. Getting a hold of the Camera APIs was never easy. Hence, CameraX […]