Build a Monitor Out of

Hi, everyone! Recently, I've been working on a pretty interesting and foolish project I had in mind, and here I'm bringing to all of you my findings. This guide's main aim is to document the process of building an Android kernel, specifically a CyanogenMod kernel and ROM, and ...more

Want to take your gaming to the next level? If you're going to do it, why not go big—by building a multi-monitor setup with not two, but three screens like Redditor optec did. Most multi-monitor setups are pretty pricey, but he built this using simple parts that ended up costi ...more

Night vision goggles are awesome, but the price? Not so much. Luckily, you can make your own pair that will have you sneaking up on your friends in just a few simple steps. For this project, you'll need to get your hands on an infrared LED array, on/off switch, 9.6 volt batte ...more

If you need to do some hardcore multitasking on your Windows PC, a second monitor can go a long way towards getting things done. If you opt to "extend" your Windows desktop across a dual monitor setup, it's as if you have two computers side by side, with each display getting i ...more

To hack a Wi-Fi network, you need your wireless card to support monitor mode and packet injection. Not all wireless cards can do this, but you can quickly test one you already own for compatibility, and you can verify that the chipset inside an adapter you're thinking of purch ...more

I have owned quite the plethora of electronics in my life. A commonality between most of these devices' screens is frozen or dead pixels. This is probably the most annoying thing about buying new hardware—your LCD, or worse, LED display has one or more pixels that continues to ...more

UPDATE: The mod discussed below is no longer available for download. We are looking for an alternative and will update this page when we find one. Children grow up way too fast these days, and handing them a mini-computer in the form of a smartphone only contributes to that. ...more

Windows 8 had an easy "Set for monitor" option that allowed you to use different wallpapers on a multi-monitor setup—an option that is seemingly absent from Windows 10. But with a quick command, you can easily restore this function on Windows 10, so that it behaves like Window ...more

With the majority of smartphone carriers no longer offering unlimited data plans for the iPhone, monitoring how much mobile data you use is a key element to saving money on your phone bill. Android has been integrating data monitoring into its OS for quite a while now, and wi ...more

The battery icon in your iPhone's status bar gives you a visual idea of how much power is left, and there's a battery percentage option you can switch to or view in the Control Center, depending on your model. But what you may not know is that there's a way to view the battery ...more

The Raspberry Pi Zero W and Pi 3 Model B+ include integrated Wi-Fi, Bluetooth Low Energy, and more than enough power to run Kali Linux. They sound like perfect all-in-one penetration testing devices, but the lack of support for monitor mode and packet injection usually meant b ...more

Maybe your kids are using iPhone/iPad too much, as a parent, you want to know what they are having to deal with to help guide them through of that. Here is the tutorial on how you can parental control your kids on iPhone/iPad. You are able to monitor as well as take control of ...more

Like a car, your Mac needs to be monitored and cared for to keep it running as smoothly as possible. While your vehicle comes with a ton of gauges to keep track of your oil, temperature, and in some cases, even tire pressure, your Mac has no easy way to watch for low memory or ...more

Figuring out exactly which apps on your phone are eating through resources and battery life can be a difficult task. Though some information can be found in Android's battery menu, the charts and graphs provided here pale in comparison to what's offered by the GSam app. If you ...more

Whether you're pressed against your bedroom window, hidden deep inside your linen closet, or lounging on the rooftop, finding that area of maximum Internet speed around your house is usually just trial and error. And when you finally find the sweet spot, apps like Speedtest.ne ...more

No matter your reason, if you want to hide what's on your computer screen from prying eyes, there are plenty of ways to do it. You can get a privacy filter, install a panic button for your browser, or just develop super fast reflexes. But all it takes is the right angle or a t ...more

Everything lives online these days, so it's not uncommon to have hundreds of credentials for different accounts on apps and websites. That's why a password manager is a must, and your iPhone has one built right into iOS that you can start using today. In iOS 14, it's gotten ev ...more

Anyone who uses a computer on a regular basis probably knows how to access the task manager to check system resources and usage stats. However, on a Samsung Galaxy S3 or other Android device, it may not be so obvious. There's no equivalent to Control-Alt-Delete, but it's still ...more

Micronutrients are essential to our health. Unfortunately, many of us aren't getting enough of each nutrient from our diets. It isn't that the food we're eating is bad, but rather we are not eating enough of the right food to get our recommended daily allowance. But with the h ...more

At the core of your Galaxy S5's hardware lies the central processing unit, or CPU for short. Practically every piece of data, every binary bit, has to pass through your CPU before it can be used to display a video or execute a game command. During times of heavy load, the CPU ...more

Russian cyber disinformation campaigns have many missions, but one of particular interest is using technology to monitor, influence, and disrupt online communications surrounding culturally sensitive topics or protests. The ability to watch these events, and even filter positi ...more

Your heart is constantly work for you, yet you think nothing of it—and Samsung wants to change that. They stuck a dedicated heart-rate monitor on the Galaxy S5, they're putting one in the upcoming Note 4, and they're bound to slap one in every Galaxy device thereafter. While ...more

I remember how fast my Nexus 7 was the first time I turned it on. Boy, do I miss it. Now my tablet is pretty buggy and crashes happen frequently, and I'm sure that goes for many of your Nexus 7s as well. Even if you upgrade to the new Nexus 7 next week, it will eventually deve ...more

This is a working solution for those using an external monitor on their MacBook Pro's running Yosemite. The previous terminal commands for Mavericks no longer works on Yosemite, so this how to do it. More info on the solution can be found here: (all credit goes to rwg) http: ...more

You've protected your Ubuntu system from physical attacks, annoyed network hackers, and sandboxed potentially malicious applications. Great! Now, the next logical steps to locking down your OS include thoroughly auditing Ubuntu for weak points, using antivirus software that re ...more

Modern smartphones can easily handle anything you throw at them, but it's always good to keep a tight grasp of what your phone is actually doing and how well it's doing it. System information can be viewed by looking through your Application Manager, but this process makes it ...more

As a parent, navigating smartphone usage with your children can be a perilous journey as you hand them that new device they've always wanted, or even your older hand-me-down phone or tablet. Smartphones offer a lot of opportunity and convenience, but not without potential ris ...more

While it can't do anything to alleviate stress, a recent update to S Health will let you monitor your stress levels using nothing but your Samsung Galaxy S5. If you're feeling stressed, just place your fingertip on the heart-rate sensor and S Health will tell you roughly how s ...more

I may not be a parent just yet, but I've dealt with enough worrisome mothers to know that keeping a watchful eye over your child is of the top-most importance. Since most people cannot afford to stay right by their child's side 24/7, developers are always looking for ways to m ...more