In Python, a dictionary is a powerful built-in data structure that stores data in key-value pairs. You’ll use the keys to tap into the dictionary and access the values. However, when you have multiple dictionaries in your Python script that are modified during code execution, you’ll often run into KeyErrors. And there are a few different ways you can handle them. In this tutorial, you will learn: What KeyErrors are and why they arise How to handle KeyErrorsHow to use Python’s defaultdict, a subclass that inherits from the built-in dict class, to handle missing keys better Let’s begin!...

Built-in DNS, which are your ISP’s domain name servers, could be slower, unstable, and not very private. To optimize your online experience, you can always use various resolvers from third-party providers. This article will look at how to change the DNS settings for faster browsing in both Windows and Linux. What is DNS? Domain Name System (DNS) servers resolve domain names and determine the website’s IP address. This allows you to quickly access any website with a distinctive name....

Computers are complicated pieces of machines. A user should expect to run into problems and be ready to troubleshoot. This article is centered around a well know error for Windows users: Unexpected Store Exception This can happen due to several reasons: software and hardware. Unfortunately, there is no pinpoint solution. So we’ll try to list and go through each in the hope that you may never encounter this BSOD again....

All publicly accessible websites are vulnerable to DDoS attacks, and WordPress-based sites are no exception. Fortunately, WordPress is a very flexible platform, and therefore, it supports effective protection measures against attacks. It is just a matter of prevention: to repel an attack or to mitigate its effects; you have to act before it happens. What is a DDoS attack? Short for Distributed Denial of Service, a DDoS attack is a coordinated aggressive action carried out by a network of compromised computers or devices (a botnet) that massively sends data to or requests data from one server (the target)....

Guess who wants to waste a few hours daily commuting? No one! Consequently, remote (or hybrid) work is the new favorite of the global workforce. It also helps companies cut expenses associated with maintaining a workspace. So, it’s a win-win if you can collaborate successfully. But since we’re talking about work from home, background noise can’t be eradicated completely. Similarly, echo is another issue that can plague remote meets. So we are here with this handy guide, trying to help you make online meetings more productive....

According to YouTube, tags are a type of metadata that boosts your video rankings on YouTube. This article will tell you about YouTube tag benefits, how to use them, and the best tools you must leverage to get the right tags for YouTube videos. Benefits of YouTube Tag Generators? Automatically generate SEO friendly tagsReduces workloadPopular tags help come up with new video ideasIncrease the number of views on your videosImprove the chances of ranking in the Suggested Videos box...

But do you know what was still lacking? Even though Windows 11 added many features, it missed out on live wallpapers. Windows users have been waiting for live wallpaper support for a long time now. If you wish to make your Windows 11 Desktop lively, you will have to take the help of other third-party apps and get live wallpapers on your desktop. Such apps will help you to convert videos or GIFs to live wallpapers....

Well, it’s a difficult question because the answer may differ in different situations. Certainly, it’s not the non-technical way wherein you copy and paste files from one host to another on your own. With BackupBuddy’s migration features, you can move the WordPress content, your files, and your database to a new host in one go. If you’re looking to learn more about BackupBuddy for database migration needs, ensure you read the complete article....

They not only ease the process but also cut down costs, improve team productivity, and boost user experience. Nowadays, people use a lot of software solutions in their everyday lives, be it for professional use or personal. They look for faster, reliable, and secure software solutions that can ease their lives. Not to mention, competition is increasing in every field. And in order to stand out, you must be able to produce the best solutions that can perform faster, have impeccable features, and are secure from cyber risks....

Both Raspberry Pi and Arduino are game-changers in the tech world, but you should know the difference between them to know how and when to use them. In this article, we will walk you through what’s a Raspberry Pi and Arduino and discuss the difference in their usage depending on the use cases. Let’s get started. Everything You Should Know About Raspberry Pi The Raspberry Pi is an affordable, credit-card-sized computer made by the Raspberry Pi Foundation – a non-profit organization in the UK....

This means your website is accessible through domain and IP, both of which could cause duplicate content if the search engine indexes both URL and IP. Duplicate content is not good for SEO, and this is something you should fix it immediately if found. In this article, I will talk about how to test and fix IP canonical problems in Nginx and Apache webserver. Test IP Canonicalization You can either access your IP address manually to check if it’s getting redirected or use the following online tools to test....

Not only do you need to make sure your web applications are secure for regulatory reasons, but you (should) also care about your client’s data and the risk exposure to your company. You certainly have plenty of options when it comes to securing your web applications, all with their pros and cons. Some solutions rely on identifying security issues in the source code of your applications. Others protect your applications against attacks....

We associate cookies with tracking and annoying online ads, but they also store search queries, allowing us to visit websites without entering a username and password. However, if someone intercepts the cookie, then this can lead to a catastrophic cyberattack called session hijacking, which can put your sensitive data at risk at the hands of attackers, and it can do a lot of damage before you even know what happened....

Ideally, an XDR consolidates multiple security tools to provide a unified solution that automatically monitors, analyzes, detects, and mitigates threats. It also provides unified visibility and control across all network, cloud, and endpoint workloads. A typical XDR integrates the features and benefits of the data collection of an EDR, threat mitigation of SOAR, threat hunting of SIEM, and network traffic analysis (NTA). It then combines these with User and Entity Behavior Analytics (UEBA) and other tools to provide a unified and comprehensive solution that can identify and respond to existing and emerging sophisticated threats....

That said, trust has acquired the center stage when talking about cybersecurity. Cybersecurity’s fundamental elements are ‘trusted’ network infrastructure, users, devices or endpoints, suppliers, and others. No doubt, this approach played an instrumental role in protecting businesses, their data, and even individuals. But as we delve into the more technically advanced world, the approach is being exploited by cyberattackers for so long due to: Weak security model or ‘castle-and-moat’ concept where security screening takes place outside the perimeter of the building where a business runs....

It becomes very frustrating when Windows doesn’t boot for whatever reason. But not to worry, you’re going to solve the boot issue today! First of all, think about the reason why this problem would occur. Have you made any recent changes in your hardware or installed any new software? Le’s take a look at some of the reasons and scenarios. Computer doesn’t Power ON or Boot If your computer doesn’t power ON at all, the first thing you need to check is the plug and the power connection....

Email phishing and spoofing are the two most common cyber attacks. According to a Statista report, these make up 54% of cyber vulnerabilities. Another cyber attack-related statistic from Proofpoint says that fraudsters send 3.1 billion domain spoofing emails daily. The solution is authenticating incoming emails by an email server using encrypted cryptographic keys. The best tech that works globally is the DKIM signature. If you are a digital marketer for any business, read this article until the end to discover some top DKIM record generator tools along with the basics of DKIM....

We are living in a world where almost everything is going digital. From making cashless payments to watching movies to buying groceries – everything is available on the internet. While smartphones have made our lives easier, they have made people increasingly reliant on them for even the most trivial tasks. Plus, smartphones have opened up the vista to endless entertainment, making people develop an addiction that is hard to cure....

Network failures or delays lead to massive loss of sales or loss of trust in the company, or a lot of dissatisfied users. To address these outages and failures, organizations use network diagnostic tools to monitor network devices and infrastructure. The tool alerts in advance so that administrators can take the necessary steps to prevent disasters. Network diagnostic tools are designed to scan, analyze, identify blockages in network infrastructure and send warnings long before errors occur....

And it’s all the same with other search engines as well. Most of the things that work right now will soon become a thing of the past. In that case, if you’ll keep on relying on an outdated method of scraping SERP data, you’ll be lost in the trenches. To avoid that from happening, you need to jump on the solution that works now and in the future. Before we get started, let’s get the basics right....