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Articles on Trending Technologies
Technical articles with clear explanations and examples
What are the key features of Java?
This article will help you understand what the key features of Java Programming language are. The Key features of Java Programming Language are − Java is Easy to Understand Java’s base is similar to that of C and C++ languages and it includes many important features of these languages. It removes many drawbacks and complexities of C or C++. So if one has good understanding of either C or C++, then Java language will be very familiar and easily understandable. Java is an object oriented programming language Object Oriented Programming (OOP) is an approach to standardize the programs by creating ...
Read MoreHow to add groups in Django using authentication system?
Django is equipped with built-in permissions system that assigns permissions to specific users or groups of users. Permissions used by the Django-admin site are as follows, Users with the "view" or "update" permission for that type of object have access to view objects. Only users with the "add" permission for that type of item have access to view the "add" form and add an object. Users having the "change" permission for that type of item have access to the change list, the "change" form, and the ability to change an object. Only users having the "delete" permission for that ...
Read MoreHow to change password of users in Django?
Static and dynamic websites are the two types of websites widely used on the web. Django is a web development framework for creating dynamic webpages. A static website is one that only displays information and has no interaction other than simple page requests that is recorded on the server. The purpose of a static website is for the server to provide HTML, CSS, and JavaScript to the client. More features needed to be included in websites which increased the demand for dynamic websites. In which the server keeps data and responds to user input in addition to presenting content. The ...
Read MoreHow to prevent session hijacking in Django?
Session hijacking or session forging is another security issue that most websites are prone to. In this article, we will know more about the attack and how to protect your website against it. This is a wide class of attacks on a user's session data, rather than a specific assault. It has many forms and they are discussed below. A man-in-the-middle attack occurs when an attacker intercepts session data as it travels over the network. ...
Read MoreHow to add authentication to Django Website?
In a web application, there are two key elements to data management. The first is to save data acquired from multiple browser queries, and the second is to use this preserved data to authenticate users. Sessions allow us to keep track of data across numerous browser queries. The second half of the equation is logging in users using those sessions. We cannot trust people to be who they claim they are, so we have to verify their identities along the process. Django, of course, includes tools to perform these and other typical tasks. User accounts, groups, permissions, and cookie-based user ...
Read MoreHow to humanize tags in Django?
Humanize means to make something more humane or human readable. To humanize tags means to makes it easier for the humans to understand. For example, 1800000000 becomes 1.8 billion or 10000 becomes 10, 000. There are simple changes that can be implemented to convert tags to a more human readable format. Django offers template filters that add human touch to data which makes it more appealing to read. To enable the usage of these filters, django.contrib.humanize should be added to the INSTALLED_APPS in the settings.py file of your project. INSTALLED_APPS = [ 'reglogin', 'mlmodel', ...
Read MoreHow to use memcached in Django?
The fact that dynamic websites provide an interactive and adaptable website is their calculations, including database queries, template rendering, and business logic, to produce the page that your site's visitor sees. This is much more expensive in terms of processing overhead than the usual accessing a file from the system server setup. For medium to high traffic sites, it is essential to cut as much overhead as possible. This is where caching comes in. Saving the result of a time-consuming calculation so that you don't have to do it again is referred to as caching. The caching mechanism requires very ...
Read MoreHow to deploy machine learning model using Django?
Django is a high-level Python framework for creating scalable and robust web applications. In Python, this is the most widely used framework. It adheres to the MVT (Model-View-Template) design pattern. Other MVC frameworks, such as Ruby on Rails and Laravel, are closely linked to it. The display and model elements of the MVC framework are managed by the Controller, but in Django, the framework handles the tasks of a controller implicitly. Django allows you to develop several applications within a single project. The application has all the necessary features to function independently. The app is regarded as a package that ...
Read MoreWhat is dot operator in Java?
This article will help you understand what a dot operator in Java Programming language is. Before jumping into Dot Operator, let us revise about Operators. OPERATORS In computer programming we often need to perform some arithmetical or logical operations. In such circumstances, we need operators to perform these tasks. Thus, an Operator is basically a symbol or token, which performs arithmetical or logical operations and gives us meaningful result. The values involved in the operation are called Operands. Here is a basic Pictorial representation of Operators. Now, let us discuss the types of Operators available. TYPES OF OPERATORS There ...
Read MoreHow do we compare Python Dates?
In this article, we will understand how to compare python dates. They are different methods to identify which date is greater or lesser and these methods will be explored in detail. Using the timedelta() method and operator In this method, we use the datetime module and operator to compare two dates. To alter date and time, the datatime module provides timedelta() method. The timedelta() method takes the number of days as an input and returns the date. This method is used to perform arithmetic manipulations. Syntax The syntax of the timedelta() method from the datetime module in python ...
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