What is @permalink and get_absolute_url in Django?

What is @permalink and get_absolute_url in Django? When and why to use it?

How to install Python package from GitHub?

Get the previous months name

Often we need to get previous months name in python, especially, when we have to save report from previous month's name. In python its is pretty simple. 

Get month name from month number

How can we get the month name from the month number? For instance, if I have 3, I want to return march? Most simple method is to define a function that checks for the number and return name.

What's a good way to check if a cookie exist in JavaScript?

What's a good way to check if a cookie exist using Javascript? The cookie is available to Javascript via document.cookie So the easiest method is to write a function that checks with document.cookie and return

Clone a sqlalchemy db object with new primary key

At many points, a developer may want to clone a row of data for multiple reason. TheSQL Alchemy makeit easy to do in 5 steps. For example we have a table products and clone the product with id 25.

Introduction to Angular JS

Angular JS is a framework in JavaScript. It is distributed as a JavaScript file and could be included in any HTML page with script tag. <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.2/angular.min.js"></script> The angular JS extends the HTMLwith directives. The key directives are ng-app which defines the AngularJS application, the ng-model directive which bids value of HTML controls like input widgets to the app and ng-bind binds application data to the HTML.

Python - Delete item from array by its value

Often we encounter the situation where we need to remove item from array by value. For example, if we have an array [23, 1, 54, 32, 34, 8, 23]. We don't know or we are not sure about the index of the value 32, but we need to delete it. Python array has the built in function remove. For example

AngularJS Services - The singleton data and code sharing method

Angular services are used to organize code across the application and are wired together using Dependancy Injection. Angular services are lazily instantiated, i.e, they are instantiated only when an application component depends on it.They are singletons, ie there will be only one instance exists for the app and the components depending on the service gets the reference to the service.