We call each other by names; computers do that with IP addresses (ex. 52.145.84.32). This creates a problem every time we type in a website domain name, like Geekflare.com. DNS servers exist to solve this issue. They store the IP addresses of the websites and match them with the domain names every time your computer does a DNS lookup for a specific website, completing a DNS query. But this adds a small lag for each lookup....

If you’d like to get started with data analysis in Python, pandas is one of the first libraries you should learn to work with. From importing data from multiple sources such as CSV files and databases to handling missing data and analyzing it to gain insights – pandas lets, you do all of the above. To start analyzing data with pandas, you should understand the fundamental data structure in pandas: data frames....

In Linux, you may use cron to schedule commands to run at certain times. But what if you need commands to be run every time a file is modified, or a new file is added to a directory? That’s also easily achievable, and there are some command-line tools to perform that. Let’s get started! watchexec watchexec is a handy and standalone tool that monitors a given working directory and executes a command if it detects any changes like file updation or new file creation....

Thanks to COVID-19, remote or hybrid work culture has become a new normal among corporates. While this shift has granted more family time to the employees, it also saves resources for the employers. Nevertheless, collaboration is crucial. And while most of the time, emails and slacks do the job just fine, video meetings are the best substitute for a good-old face-to-face talk. That’s where Zoom stands as a market leader....

In this article, I will teach you how to come up with a simple snake game that even a beginner in Python would find easy to develop. There exists a number of ways to create this game and one includes the use of Python’s PyGame library which is a Python library we use to create games. The other way is by the use of the turtle library. This module comes pre-installed with Python and it provides a virtual canvas for users to create shapes and pictures....

The Internet of Things can easily make it among the next bests. But you wouldn’t believe it if I told you that the projected number of IoT devices in 2030 will be almost three times the number of humans inhabiting Earth. In other words, that’s three IoT devices per person. That’s a lot of devices and even more of the internet. And the internet, in trying to make our lives easier, brings along many vulnerabilities....

Before getting started with the physical data model, let’s understand what Data Modeling is all about. What characteristics enable users to use a database effectively? How could you be certain that the database you’re developing will satisfy all of your requirements? Think of the data modeling concept as the answer to getting data and converting it into a database that can be used. What is Data Modeling? Data Modeling is the process of generating a streamlined representation of a software application and the data components it includes, using text and symbols to depict the information and how it streams....

About CISM certification If you’re looking for information about CISM certification or just browsing about it, your quest may end right now since this post will cover all information about CISM certification. This post will cover the CISM exam curriculum, exam pattern and preparation tips, benefits of CISM certification, and much more to assist you in becoming CISM certified. Let’s get started. CISM (Certified Information Security Manager) certification, offered by ISACA (Information System Audit and Control Association), is a globally recognized credential in the IT industry....

Sometimes you may confuse yourself with the terms product and project managers since in most businesses you will see that these professionals are working together. Not to mention, fresh graduates and trainees make such mistakes often. You could either be a product manager, project manager, or both, depending on your workplace, your own business, or contracts. Whichever the case may be, you must know the fine differences and similarities between these two professions....

Enterprises, government organizations, and big businesses always look for the best-performing employee, manager, or leader. But how do such organizations evaluate the focus and motivation of such a staff? Read on to know the basics of the 360-degree evaluation process and some tools to help you choose the right employee or manager for promotions in your organization. What Is a 360 Degree Feedback? It is an employee evaluation process where the human resource manager or the leadership team collects anonymous and genuine reviews of an employee or manager....

The tools help to reliably mask or remove sensitive information from a document, website, video footage, or another information source before sharing with other people not permitted to see all entire document. Besides excluding the sensitive data, the redaction software and tools enable businesses to comply with various data protection regulations that prohibit sharing private information without a customer’s consent. Consequently, this improves the confidentiality and security of the data and customers while minimizing the commercial and regal risks for exposing personal information....

ETL developers and data engineers use Glue to build, monitor, and run ETL workflows. What is AWS Glue? AWS Glue, a serverless data-integration service, makes it easy to find, prepare, move and integrate data from multiple sources. This is useful for machine learning (ML) and analytics. It dramatically reduces the time required to prepare the data for analysis. It automatically finds and lists the data, generates Scala or Python code to transmit the data from the source, and loads and transforms the job according to the timed events....

Any device which makes this virtual experience of racing games more realistic increases the thrill of these games. One such device is the gaming wheel. A gaming wheel is an additional setup that is connected to your game. This setup externally allows you to control your movement in the game. In this article, we will discuss what gaming wheels are and what accessories usually come with gaming wheels. We will also discuss how gaming wheels are better than joysticks....

Getting distracted from the work of utmost importance is human nature. This has been from the beginning of time. As a result, this distraction impacts your daily productivity. In this modern era, progressive technologies contribute a lot to making you the perfect worker. However, a large number of distractions have also come to the forefront. A single wrong click can drive your attention from a productive session and waste your precious minutes....

Node.js is one of the most popular JavaScript runtime environments used by millions of developers worldwide. From its inception in 2009, it has grown in popularity, and now it is used by many businesses out there. The business and industry sectors mainly use Node.js. And why not? It can be used for both end-to-end application development and one aspect of an app. Let’s look at where Node.js is used. If you own a business that revolves around a rapid environment and wants to be productive, Node....

Information is the fuel for any organization, and a sloppy communication system can delay the flow of information between employees. As a result, it causes confusion, disrupts the workflow, and reduces workforce productivity. The pandemic made us realize how essential it is to build communication and engagement between employees in the new world. Thankfully, plenty of employee engagement platforms in the market can efficiently deal with the complexities and challenges that hamper the communication and engagement between the workforce working remotely....

In 1982, James Gosling invested a high-level language Java that follows the principles of object-oriented programming. It is one of the most popular and widely used programming languages. Beginners and professional software developers opt for it as a potential career choice. Java is about class, inheritance, JSON, iterator, enumeration, volatile variables, transient, hibernate, HTTP tunneling, and abstract class. It derives the syntax from C++ and C programming languages. However, it is essential to know the vital questions that interviewers may ask....

Infinite scroll makes a single web page, well, infinite. It never ends and keeps on showing previous or related content attempting to hook readers for substantially longer durations. While you can also opt for this exciting feature with the listed WordPress themes, it’s best to understand it thoroughly before proceeding. So, we have summarized some of the pros and cons of auto-scrolling, which will help you take the right call....

It’s like searching for needles in haystacks; only that data scientists don’t need to get their hands dirty at all. Using fancy tools with colorful charts, and looking at piles of numbers, they just dive into data haystacks and find valuable needles in the form of insights of high business value. A typical data scientist toolbox should include at least one item of each of these categories: relational databases, NoSQL databases, big data frameworks, visualization tools, scraping tools, programming languages, IDEs, and deep learning tools....

Building a visual resume is fun, and it increases your brand. Here are my best pick, and hope they will impress you. Alternatively, you can learn how to make a professional resume, interview preparation, personal branding, cover letter writing, etc. by David Jones on Udemy. Resumonk Create a beautiful resume with Resumonk from four free templates. As usual, you can import the profile from LinkedIn and the option to download it in PDF format....