apt-get clean cache example: The apt clean command is used to free up disk space as part of scheduled and scheduled maintenance. This command deletes the local repository of the package files downloaded from /var/cache/apt/archives/, with the exception of locked files and some folders. How do I clear the apt-get cache? This article will show…
Are you having trouble with 500 Internal Server Error on your WordPress site? This is one of the most common mistakes faced by WordPress users, and it can be a little difficult to diagnose and fix. In this article, we’ll show you some quick and easy ways to fix 500 internal server errors. What causes…
What are the common interview questions in the R language The R programming language is used for statistical analysis, graphical representation, and reporting. R is available free of charge under the GNU General Public License (GNU GPL). The GNU GPL allows end users to use the software and to freely run, share, and use the software….
The CSS outline property allows us to draw a line around an element outside the border. CSS has the following profile properties: 1.Outline-style 2.Outline-color 3.Outline-width 4, Outline-offset 1. Shape style The outline-style property tells us the style or type of outline. If you don’t set the profile style, you can’t access any other profile properties. Types of Outline-style:…
The recruitment process took place in three rounds. Round 1 (Coding): It consists of three programming questions, each with a different set of questions. Here’s what I received: Round 2 (Technique I): The interview took place on Skype. Recruiters focus primarily on programming issues and less on projects: The recruiters were supportive and the round…
Given a graph with adjacency tables representing the edges between nodes, the task is to implement Dijkstra’s algorithm for a single-source shortest path using a priority queue in Java. Given a graph and a source vertex in the graph, find the shortest path from the source to all vertices in a given graph. We have already discussed the shortest…
Nearly 30% of the entire internet runs on WordPress. WordPress performance issues are well known. The truth is that you have a few seconds, if not a fraction of a second, to convince the user to stay on the web page. When a page’s load time increases from just 1 second to 3 seconds, users are…
An example of creating an OTP view on iOS How to make an OTP view on iOS? Almost every app now uses a phone number for login/registration. So now you want to add OTP verification to your application. And it looks easy, right? Just add 5 UITextFields, add handlers, manage the next responder, manage backspace/delete…
How does Python indent as a whole? Indentation is a very important concept in Python because if you don’t indent your Python code properly, you’ll end up seeing and the code won’t be compiled.IndentationError Indentation: How does Python indent overall? In a nutshell, indentation refers to adding a space before a statement. But the question…
MongoDB is a cross-platform, document-oriented, non-relational (i.e., NoSQL) database program. It is an open-source document database that stores data in the form of key-value pairs. What is a MongoDB query? MongoDB queries are used to specify selection filters via query operators while retrieving data from a collection via the db.find() method. We can easily filter…