A web application often needs to communicate with web servers to get various resources. You might need to fetch data from or post data to an external web server or API.
Using client-side JavaScript, this can be achieved using the fetch API and the window.fetch() function. In NodeJS,
As Python developers, most of us are familiar with Virtual Environments. One of the first things we do when working on a new project is to create an environment. We commonly use virtualenv or venv exactly for that purpose.
Each project we work on uses different packages and may
When you want to run a project that has multiple sources, resources, etc., you need to make sure that all of the code is recompiled before the main program is compiled or run.
For example, imagine our software looks something like this:
main_program.source -> uses theAs microservices and distributed applications quickly take over the development world - data integrity and security are more important than ever. A secure communication channel and limited data transfer between these loosely coupled systems are paramount. Most of the time, the end-user or service doesn't need to access the
Test "mocks" are objects that replace real objects while simulating their functions. A mock also has expectations about how the functions being tested will be used.
In some unit test cases we may want to combine the functionality of spies, to observe a method's behavior under call,
In software testing, a "spy" records how a function is used when it is tested. This includes how many times it was called, whether it was called with the correct arguments, and what was returned.
While tests are primarily used to validate the output of a function,
Unless you have been hiding under a rock, you have probably used Google Translate on many occasions in your life. Whenever you try to translate a word or a sentence from a certain language to another, it is the Google Translate API which brings you the desired results in the
Servers are computer software or hardware that processes requests and deliver data to a client over a network. Various types of servers exist, with the most common ones being web servers, database servers, application servers, and transaction servers.
Widely used web servers such as Apache, Monkey, and Jigsaw are
Understand your data better with visualizations! With over 275+ pages, you'll learn the ins and outs of visualizing data in Python with popular libraries like Matplotlib, Seaborn, Bokeh, and more.
