Argusoft | Blog

Java is one of the most widely used programming languages. Despite origins dating back in 1995, it has consistently advanced over the years. One of the significant upgrades in Java after generics, was the introduction of lambda expression. Lambda expression is a function that can be passed around as if it was an object and invoked on demand. Lambda expressions combined with the Streams API allows programmers to write complex collection processing algorithms, focusing on…

The theorists have come out and done something very remarkable, in the end, you have to say, wow, these are such powerful ideas. The idea we are looking into is easy to implement, and it’s extremely powerful in what it does, and it’s the essential item in anybody’s repertoire of learning “the machine-learning” and it’s algorithms. So it’s about letting multiple methods work on your behalf. Now we are looking for a herd that can…

Software sleuthing or debugging is a process of investigating a problem within a computer program. Since it's an investigation, it always starts when someone notices or reports the problem. The problem could be an error or performance issue or it could be a functional anomaly. For example:  Problem #1 - A user is getting HTTP 403 Forbidden error even after providing required access permissions. Problem #2 - A search operation at times takes more than…

Taking backups is essential nowadays. PostgreSQL provides three methods [SQL dump, File System Level Backup, Continuous Archiving(Incremental)] of providing backup. One can use any of these methods as per the need. In this article, we will learn to take Incremental backup on PostgreSQL. To understand Incremental Backup we first need to understand some basic terms related to it that is explained below: What is WAL(Write Ahead Logging) file? It is a file that stores operations…

Is there anything that can beat the Human Instinct / Intelligence? If this question was asked a few years ago, the answer would have been, ”Definitely No”, but in recent times the answer has become “Debatable”. As Machine Learning and AI has arrived in the market and so swiftly they have made a certain space into the mighty IT industry, a question has been arising that is there any field where ML / AI cannot…

What is CORS? Cross-Origin Resource Sharing (CORS) is a mechanism that uses additional HTTP headers to tell browsers to give a web application running at one origin, access to selected resources from a different origin. A web application executes a cross-origin HTTP request when it requests a resource that has a different origin (domain, protocol, or port) from its own. As we can clearly see, it’s a browser thing. Most browsers enforce a certain standard…

It is an essential part of a software development cycle to keep the tech stack updated, and with so many frameworks a movie buff like me would say it is a real Sophie’s choice… This blogpost is for product owners or developers working on Angularjs, looking for answers to which technology to upgrade to. Whether to stick to Angular and move a version up or pick a new framework. The following blog post says why…

Every site in current time is not only focused on functionality but also focused on user interface and that too a responsive web or mobile first web. The way we structure our stylesheet has direct relation to the complexity of the project and also affect the post compilation maintenance and enhancements. Basically there is nothing good or bad about structuring the stylesheet for the web. It varies according to requirement and size of the project.…

India’s 71st Independence Day just went by. I had the proud privilege of hoisting the tricolor at a high school function. The word ‘freedom’ played hugely on my mind. I gratefully remembered the supreme sacrifice that our freedom fighters had made in India’s struggle for freedom. And then this question arose in my mind - are we really done with our ‘freedom’ struggle? The answer didn’t even take a second, in fact it didn’t even…