Identifying File Types Files usually have characteristics that allow software packages to identify which type of file it is, as well as what the data within it represents. It wouldn’t make sense to try to open a PNG file in an MP3 music player, so it’s both useful and pragmatic that a file carries with it some form of ID. This might be a few signature bytes at the very beginning of the file....

We’re going to write a script that watches a directory and acts on new files that are added. Each file is gzipped and moved to another directory, as soon as it is detected. The script uses the inotify subsystem, through a utility called inotify-tools. But first, let’s install the tool and experiment. Installing inotify-tools and gzip Use apt-get to install this package onto your system if you’re using Ubuntu or another Debian-based distribution....

Browser extensions can be incredibly useful, but install the wrong one, and you’ll open yourself up to security risks. If you don’t use extensions (or someone you know doesn’t), here’s how to disable extensions entirely. Why You Might Want to Turn Browser Extensions Off RELATED: Warning: Your Browser Extensions Are Spying On You If you use and love web browser extensions, great. This article isn’t for you–it’s for the people who don’t use them, and are more likely to harm their computer by allowing them....

How to Pin Any File to the Start Screen in Windows 8 Press the Win + R keyboard combination to open a run box, then type notepad and press enter. When notepad opens, paste the following into the new document: [HKEY_CLASSES_ROOT*\shell\pintostartscreen] “MUIVerb”=”@shell32.dll,-51201” “NeverDefault”=”” “Description”=”@shell32.dll,-51202” “MultiSelectModel”=”Single” [HKEY_CLASSES_ROOT*\shell\pintostartscreen\command] “DelegateExecute”=”{470C0EBD-5D73-4d58-9CED-E91E22E23282}” Then click on the File menu item and select save as… Before you go any further, change the Save as type to All Files....

The pinning feature is incredibly useful. This feature allows you to add certain messages to a list of select pinned messages. This means that whenever you want to view that message again you don’t need to scroll back up in the main text channel. All you need to do is access the list of pinned messages and scroll through the much shorter list. Through this article, I will step you through the act of pinning messages, what exactly that means, and how to view the list of pinned messages....

Minecraft is a sandbox video game released by Mojang in 2011 then Microsoft has brought it in 2014. This is the single best-selling video game of all time from a selling point of view across all platforms. While it has a huge number of monthly active players and is available for a wide range of platforms like Java, Android, Windows, PlayStation 4, iOS, and more. Now, this is an online game and requires an internet connection....

If you are an EA Access subscriber on Xbox One, you are no doubt aware by now that you are able to play trials of new games a full five days before they officially launch. For Star Wars: Battlefront, that begins November 12th and you can play for a grand total of 10 hours. If you don’t have an Xbox One, don’t worry, you can still play early. If you’re lucky enough to live near one of 3,000 select stores, head over to your local Walmart and check out what the retail giant is calling its “Epic Weekend” promotion....

Having a media server is really awesome, unless the other people on your network don’t know how to share the bandwidth. Using some simple QoS rules, you can give your computer a priority and stop your streams from dropping out. If you have a media server or a HTPC that streams, you’ll obviously want to make sure you can watch your content without having it stutter or drop out. The problem is, with a ton of devices on your network, the bandwidth on your HTPC needs a priority....

Open source programming is all about being able to make your own changes to code others have written. To do that, you must branch off from the main repository, commonly called “forking” the repo, but it can be complicated if you don’t do it properly. While this specifically applies to Github, as it is by far the biggest place for open source collaboration, the same principles will hold for Git repositories forked from any source....

BitLocker, the encryption technology built into Windows, has taken some hits lately. A recent exploit demonstrated removing a computer’s TPM chip to extract its encryption keys, and many hard drives are breaking BitLocker. Here’s a guide to avoiding BitLocker’s pitfalls. Note that these attacks all require physical access to your computer. That’s the whole point of encryption—to stop a thief who stole your laptop or someone from gaining access to your desktop PC from viewing your files without your permission....

In the event of a disaster or major evacuation, you don’t just want to stay safe—you want to make sure all your important data is safe, as well. Here’s how to backup data and protect your hardware from the elements. While the loss of data pales in comparison to the loss of life, it can make a return to normalcy that much easier to have important information, photographs, and documents protected when you have to act fast and plan an escape....

The iPhone 12 Pro Max does not have a SIM card slot. It uses an eSIM, which is a digital SIM that is embedded in the device. To insert the SIM card in your new iPhone 12 Max, follow these steps:Turn off your phone.Remove the back panel of your phone by gently prying it off with a plastic tool or your fingernail.Locate the SIM card tray on the side of your phone....

Redis is an in-memory key-value store which can save abstract data structures with high performance. The open-source software is typically used for database, messaging, and caching functions. Docker is the leading toolkit for packaging applications into containers. It lets you isolate software components into independent environments with their own filesystem. In this guide, we’ll use Docker to quickly deploy Redis using the official image on Docker Hub. Compared to bare metal installation, Docker enables a simpler set up procedure and won’t pollute your host with new packages....

ImageMagick is a suite of command-line utilities for modifying and working with images. ImageMagick can quickly perform operations on an image from a terminal, perform batch processing of many images, or be integrated into a bash script. ImageMagick can perform a wide variety of operations. This guide will introduce you to ImageMagick’s syntax and basic operations and show you how to combine operations and perform batch processing of many images....

While customers get to have workers at the store to help them with their store purchases, there is a time that may come when such a worker may find another way to and will require leaving Target store. Quitting Target as an employee is not bad; in fact, every worker at a particular store can make their way away from Target. Quitting a job at Target is a way of resigning, and the process requires a bit of procedure for a successful resignation without posing informalities on the way one may quit....

Have you ever wondered what made Instagram so popular? With more than 1 billion (and yes, we mean billion) users actively using the app per month in 2022, it is a great way to get yourself known. Whether you’re a brand, influencer, or just someone passionate about a particular hobby, Instagram provides a brilliant way to share your ideas, lifestyle, and sense of humor. One reason it’s so popular is that there are a lot of features that let you show the world the best version of yourself or your brand, features such as story highlights....

Skype offers a free and easy way of recording content for a podcast. You can record the audio of your Skype call and use it for your content; there are plenty of ways to go about it. Most people use Skype to minimize physical movement when interviewing guests from other locations. If you’ve recently acquired interview time with a guest, knowing how to record Skype calls for podcasts is handy....

You’re trying to log in to Facebook but they return you a message “Your account has been disabled”. This is probably because you’ve violated any of their terms. Furthermore, depending upon the severity of the issue, your account may be temporarily or permanently disabled. However, it is highly unlikely to recover an account if they disable it permanently. Although you can lift the suspension from a temporarily disabled account, it does take effort and won’t be activated unless otherwise, you provide a valid reason....

Windows 10’s Sticky Notes app is a powerful note-taking solution, but it doesn’t let you restore deleted notes—or does it? Although this feature isn’t part of the desktop app, there’s a way to get your deleted notes back. How to Recover Deleted Sticky Notes You’ve accidentally deleted a sticky note that had some important information on it, but the desktop app doesn’t have a way to recover—or even see—the items that you deleted....

If your computer becomes infected with a virus or another piece of malware, removing the malware from your computer is only the first step. There’s more you need to do to ensure you’re secure. Note that not every antivirus alert is an actual infection. If your antivirus program catches a virus before it ever gets a chance to run on your computer, you’re safe. If it catches the malware later, you have a bigger problem....