Know if a Guy Likes You

The Null Byte community is all about learning white hat hacking skills. In part, this is because I believe that hacking skills will become the most valuable and important skill set of the 21st century. This week, The U.S. Department of Defense confirmed my belief by announcin ...more

Have you ever run across a Facebook post that you don't necessarily want to "Like," but you're not really passionate enough about to bother stringing together a couple words for a comment? Well, you're in luck, as Facebook added five new "Reactions" that let you do more than j ...more

A lot of things have been changing over at Microsoft recently. Not only did they acquire the ever-popular Android keyboard SwiftKey and give away Windows 10 for free, but they've started a Google X-like experimental division called Microsoft Garage, and they've actually releas ...more

Before we begin learning about another vulnerability, we are going to explore printf in a bit more detail. This will be quick little tutorial. The Missing Link One conversion specifier I have not told you about is %n. %n is a special little one because it does not do the sam ...more

Hey readers! This tutorial will be the entry point for the introduction of buffer overflows. Something like requesting user input is a very common place for vulnerabilities to pop up and we will definitely have fun while trying to make programs crash. But for now, let's start ...more

What's up guys! It's time to discuss strings in more detail. Review Just a revision in case you have forgotten about what buffers (arrays) are. A buffer is a container to hold data which are adjacent to each other in memory (we have seen this in the previous tutorial on memo ...more

There was one company at the 2015 LA Auto Show that had everyone intrigued. They didn't have a big booth, and they only had one car on display, but they definitely had everyone's attention. It wasn't Tata Motors, a company that gained international recognition when it launche ...more

Hello fellows nullbyters, first of i will start saying that im addicted to this community, i feel the challenge growing up so fast, all the newbies, amateurs,advanced and professionals hackers around trying their best to help the community, badly but we got some script-kids to ...more

In the U.S., smartphone users spend more time on Facebook and Instagram than on any other app. If this sounds surprising for any reason, it shouldn't. Anyone that's browsed Instagram in a moment of boredom knows that a few minutes can quickly turn into an hour down a rabbit ho ...more

Ah, the fabled dark mode. In the past, many users were delighted to find the existence of something called Royale Noir, a dark theme option that was available for Windows XP. Yet for reasons unknown, Microsoft had kept knowledge of Royale Noir a secret until some bright minds ...more

The Samsung Galaxy S6 includes a pretty nifty feature known as "Gesture wake up," which lets users wave their hand over their locked display to wake it, making those periodic notification checks from the lock screen a lot more simple than having to press the power or home key ...more

At first glance, the Big Green Egg looks like it was created by Dr. Seuss or some other whimsy-driven being, like Zooey Deschanel. And while this earthenware cooker may look cute, it produces serious results that can rival the best barbecue or grill. In fact, it's got quite a ...more

With the high rate of obesity in the United States, it's fantastic to see the massive wave of fitness tools available, even if it's just a trend. And with the companionship of your Apple Watch, keeping track of your progress or fitness goals has never been easier. As my LA Fit ...more

For the most part, when you're copying text on your Android device, it's because you intend on pasting it into a different app than the one you're currently using. For instance, you might be looking at a posting on Craigslist. So you copy the seller's phone number, then head t ...more

Believe it or not, there was a time when smartphones weren't the primary tool for taking photos. People actually walked around with bulky film-based cameras on their necks, and some even used cheap disposables. While photography wasn't introduced to the world when smartphones ...more

In the shadow of Facebook's announcement for third-party app development on Messenger, the company has announced the release of a whole new application called Riff, a creative tool for making videos with friends. Video: . Available on the Google Play Store or the iOS App Store ...more

When it comes to theming your Android device, it's the little things that matter most. Whether you're tweaking your navigation buttons or changing the color of system menus, no theme is complete until even the smallest element matches the rest of your color palette. As a stap ...more

Bacon isn't hard to cook on the stovetop, but every cook who's been hit by splattering fat knows it's not the most pleasant kitchen task to tackle. If you're cooking bacon for a lot of people, you can avoid this by cooking it in the oven on a roasting rack, DIY or otherwise. ...more

When you send an emoji from your Android device to someone that uses an iPhone, they don't see the same smiley that you do. And while there is a cross-platform standard for emojis, these don't work the same way as unicode-based smilies or dongers, so not every operating system ...more

With Mobile World Congress right around the corner, we're all left to patiently await the unveiling of two Android flagship smartphones—HTC's One M9 and Samsung's Galaxy S6. We already have a great look at the M9, courtesy of images and promo videos that were leaked by upleak ...more

Many manufacturers add a custom skin on top of their Android builds, but none are more widely praised than HTC's Sense UI. The general consensus among Android users says that HTC's visual tweaks are done in good taste, and the features they add are both functional and warrante ...more

TWRP is hands-down the best custom recovery out there. Its interface, on the other hand, is... well, let's just call it utilitarian. The guys over at Team Win made sure that their product was robust, functional, and easy-to-use, but they didn't put a tremendous amount of effor ...more

Emojis are a huge part of communication these days. In fact, I'm beginning to think that in a thousand years, historians will come across our then-ancient texts and speculate that we used a writing system that evolved from hieroglyphics. As prevalent as emojis have become, it ...more

Each morning, we spend a significant portion of our time staring into the mirror. From choosing clothes and accessories to perfecting our hair, we try to make ourselves attractive. Yet catching others' attention doesn't have to rely on preening and primping. There's some truth ...more

By default, any app that requests a certain permission can run automatically as soon as you start your device. Since Android doesn't offer a granular permission control system like iOS, this gets lumped in with all of the other permissions that you have to accept when you're i ...more

Most people's fascination with social media these days is the instant gratification that can come with it. Whether you post an image on Facebook, Instagram, Snapchat, or Twitter, a minute or two later your phone will receive a notification informing you of a buddy or two who l ...more

While I do enjoy the vanilla Android Lollipop experience that comes with the Google Play Edition HTC One, I do miss the sweet camera that ships with Sense. Luckily, the people behind Liberty ROMs found a way to port that camera over and now we can enjoy the best of both worlds ...more

Android "Lollipop" introduced a ton of cool new functionality. Unfortunately, the Nexus 5 didn't get all of these features, as some were exclusive to other devices. For example, the Ambient Display function on the Nexus 6 that shows new notifications as they come in with a bla ...more

Google+ doesn't have quite the user base of Facebook or Twitter, but for Android enthusiasts, it's definitely the place to be. All of the major developers—such as Chainfire and Koush—make their social media home on Google+, and the Android app sports one of the nicest interfac ...more

Notifications are an integral part of our day-to-day smartphone usage. They allow us to easily see and act upon all of the latest information that comes our way. Well, most of the time, that is. When using a full-screen app or game, Android's notification bar is hidden, and a ...more

An app with overabundant features can make it more customizable, but too many options can also be overwhelming, even on a mobile web browser. If you're tired of Safari or Chrome on your iPhone, try out Frameless from developer Jay Stakelon, a simpler web experience using just ...more

With Nexus devices already enjoying Android 5.0 Lollipop, most other manufacturers are scrambling to get their flagships updated to Google's latest operating system. While HTC has promised Lollipop by the end of 2015, OEMs such as Motorola and Sony have already issued updates ...more

Pets are one of the biggest sources of joy in life, but keeping track of their daily activities can easily become a chore. When you have a roommate or spouse that also likes to feed the cat or walk the dog, miscommunication can lead to double-feeding or an under-exercised pet. ...more

Android 5.0's Material Design is truly a sight to behold. With beautiful transition animations and brand new system menus, Android has never looked better. If you're stuck on an older version of Android, though, looking at all of the screenshots and demos from Lollipop can le ...more

While it's not too hard to remember to watch your favorite TV show every week, it's almost impossible to remember to watch all of your favorite shows. Add on to that sports games, live music events, and new film releases and you'll find yourself in a disorganized mess with a l ...more

Placing widgets on your device's home screen is a quick way to gain instant access to shortcuts or to specific aspects of an app, like music controls or weather forecasts. As more and more developers create various types of app drawers and shortcuts, many overlook widgets and ...more

With all of the cool new animations and features in the upcoming Android 5.0 Lollipop release, some pretty awesome system apps may have been overlooked amidst the fanfare. Most noticeably, a new Messenger app was added to the OS, containing many touches of Material Design. A ...more

While I consider myself to be a pretty organized guy, there are often times where I just can't find a file I put on my phone. Most of the time, when I download a file it goes automatically into my Download folder, but when I use a third-party to download other files, like torr ...more

Third-party keyboards have become a game changer for iPhone owners since their integration in iOS 8. And while the major players from the Android realm—Fleksy, SwiftKey, Swype—already have their keyboards on the iOS App Store, their products are relatively standard fare. And ...more

App switchers are a great way to conveniently access your favorite applications from any screen, but most limit the number of apps you can use. That means that whenever you want to switch over to another app, you have to leave your current one, and either find the one you want ...more

Even as a writer by trade, I'm not intimately familiar with every word in the English language. When you're typing something out on your Nexus, sometimes you think to yourself, "Is that right? Am I using the correct word here?" Then, you have no choice but to bring up Google N ...more

Buying and drinking wine can be intimidating. There's so much to know, and so many ways to reveal your ignorance. If you're completely befuddled by wine and how to describe it, don't worry, you're not alone. Picking the right bottle of wine; a daunting task.. A study by Dr. Ad ...more

When Google first introduced Android 4.4, the most glaring user-facing change was a new trend towards transparency. The stock launcher, originally exclusive to the Nexus 5, had transparent status and navigation bars and its app drawer added a touch of transparency. They even ...more

With the Galaxy S5's root bounty over $18,000 and climbing, there's still no Superuser in sight. That doesn't mean we can't tweak and personalize our shiny new toys, though. Several customization options are available just by virtue of the S5's Android base, and installing a c ...more

The fact that we own a Nexus means we get to experience the Android interface exactly as Google intended it. But that doesn't mean we can't make a UI tweak here and there, does it? If you're ready to spice up the interface of your Nexus 5, we've got just the thing for you tod ...more

Allowing us to easily get features that would otherwise be available only through flashing mods and custom ROMs, Xposed Installer has been a godsend since its development, simplifying the sometimes tasking and potentially harmful process of changing the core components of Andr ...more

Recently, I offered a guide detailing how to run two separate windows on a Nexus 7 tablets for better multitasking. While extremely useful, that mod was limited to only two windows, and you also needed root access to use it. Today, I'll be highlighting a non-root Android app ...more

The launch of Android 4.1 Jelly Bean was also the launch of Google Now, a service that was supposed to one-up Siri, the resident personal assistant for iOS devices. Google Now offered enticing features, but its launch went unnoticed by a great many Android users. But that was ...more

Hey guy's, hope everything's going well! Here's a snippet of a few cool things and the latest news on Minecraft. Minetroid Mod This might just be the mod longtime Metroid fans have been looking for in Minecraft. Literally every aspect has been changed: textures, GUI, sound ef ...more

Normally, "restricted access" is something you despise. No one likes to be told they can't do something, especially when it comes to the Internet. Unfortunately, having web access at all times can not only eat away at your wallet, but make your day less productive overall, so ...more

If any gamer knows their gaming history, one name is synonymous with starting the gaming revolution—Atari. Founded in 1972 by Nolan Bushnell, Bushnell helped kickstart the home video game market with their line of Video Computer Systems, or what we would call video game consol ...more

A spare key is one of those things that never seems like a huge deal until you need it. If you've ever lost your keys, had them stolen, or locked yourself out of your house or car, you know how difficult and embarrassing it can be trying to get your door open. So, how would y ...more

Over the past several weeks, I’ve had the pleasure of test driving Samsung’s next big thing, the Galaxy S4. After putting the GS4 through its paces, I have a clear picture of what this device is capable of. I’ve covered the features of the device before, and now I’ll tell you ...more

Apps sure do run great on Android tablets! If you caught that little whiff of sarcasm, you probably already figured out I was lying. There is a definite lack of good, high-quality apps specifically made for Android tablets. If you've ever tried Facebook or Twitter on a tablet ...more

We've all seen the blue screen of death at least one time in our lives. I grew up using a Windows PC about the size of a small refrigerator and that damn screen popped up at least once a day. Thankfully, errors like these happen much less often, but now that our smartphones ha ...more

I get advice from my friends on a lot of things in life—cool video games, movie reviews, and feedback on my choices in women. Friends can be very helpful in filtering out some of the excess noise and are more likely to give you suggestions you can relate to. So, when it comes ...more

Social media is where we post our thoughts for the world to see, but sometimes a little more exclusivity is needed. And that's where Scrambls comes in. Scrambls if a free extension for Chrome, Firefox, Safari, and Internet Explorer that scrambles your messages for super cool ...more

As I said in this earlier post, there's no easy way to explain or define the Steampunk aesthetic. There are a large number of Steampunk tropes or "cues", as I call them, that bring to mind the feeling of Steampunk. These cues combine to push past the "not-Steampunk" threshold ...more

Here's a survival technique for making a fire with the most basic of resources—assuming you can find two sticks to rub together! Video: . With a little creative license, let's imagine you're cast away on a deserted island with little hope of rescue. In a situation like this, b ...more

I obviously do a lot of Steampunk projects, but there are a ton of things out there that I haven't tried yet. So, in an effort to broaden my horizons, I recently taught myself how to use Arduinos, which I plan to incorporate into some of my future Steampunk builds. Since ther ...more