Use Multiple Functions for One Cell in Excel

When shopping for a new smartphone, you'll encounter comparisons and spec sheets that are filled to the brim with values like mAh, GB, and GHz. To the average consumer, however, these values are meaningless, so we end up looking at which device has the specs with the highest a ...more

If your iPhone has a Home button, such as either iPhone SE model, old or new, then it has a secret triple-click gesture to activate a suite of shortcuts. These options, dubbed accessibility shortcuts, can work wonders for folks that are hearing impaired, have limited use of th ...more

Every phone has its issues and quirks, and the Nexus 5 is no exception to this rule. One of the most common troubleshooting questions asked by its owners is "Why does my Nexus 5 keep shutting off or restarting?" where the device suddenly decides to reboot or power off randomly ...more

Welcome to a tutorial on crypting technology. In this article, we will be discussing types of crypters, how they work and why they work. After defining these, we will then make our own basic crypter using the function I gave to you as a task to complete by yourself in the prev ...more

Hello there! This will probably be the final tutorial on functions where we will be looking over a method called pass by reference. This technique allows us to modify large amounts of data without the overhead and return multiple values. Let's go! Passing by Value Until now, ...more

Welcome back to a tutorial on malware. We'll be discovering a method to beef up our little trooper. Without further ado, let's jump right in! Recap In the previous tutorial, we learned how to write a program which opened itself for reading to write to a host file, overwritin ...more

There are plenty of legitimate reasons that you might want to record a phone conversation. Let's say you operate a business and take orders over the phone, and you don't want to miss an item. Or perhaps you need to jot down some notes from a recent conference call, and things ...more

Welcome to a tutorial explaining functions. This article will help clarify some things we have already been exposed to such as function prototypes, function calls, return values, etc. What Is a Function? A function is a type of routine which has its own defined set of proced ...more

Welcome back, curious hackers! In today's tutorial, we will be diving deep into the manipulation of Google Operators, commonly referred to as "Google Dorks" in order to access Surveillance Cameras and other control panels. "Why would I do that?" One might ask. Good question m ...more

Welcome back Hackers\Newbies! Hey guys first of all I would like to explain my absence here in NullByte. I got a little "occupied" with "other things". When I got back, I saw all these HowTo's, articles, Help Questions, I decided, I need to share more of what I have, to you g ...more

I have a personal rule when it comes to an app's interface: If it doesn't follow Android's design guidelines, it was probably written with Apple's iOS in mind first and foremost. And if that truly is the case, I almost take this as a personal insult. I'm not a second-class ci ...more

When it comes to automation apps on Android, Tasker is still the king of the hill. For a price of $2.99 on the Google Play Store, it's a great buy for any would-be tinkerer that would like to get into automating actions on their Android device. Then, when you consider that the ...more

Windows 10 is officially here, and frankly, there's a ton of new features in Microsoft's latest operating system. From the return of the Start menu to the new Edge browser, Windows 10 can take some getting used to. Luckily, we've done a lot of the leg work for you, and what f ...more

Heads up! We've done a new, more thorough review of the best Android file-sharing apps. You can check that out here. Our old file-sharing app roundup can still be viewed below for posterity. Update: The 4 Best File-Sharing Apps for Android (2018) We've come to a point where ...more

Besides obvious features like a touchscreen and biometric sensors, the modern smartphone comes with an array of state-of-the-art hardware in the form of various sensors that help your device sense the environment around it. And if you have a Samsung handset, chances are, you h ...more

Spotlight, Apple's selection-based search system, received a major facelift on Mac OS X Yosemite. Packed with dozens of new features, such as a central search window and increased app suggestions, the reworked Spotlight was a breath of fresh air. While the Spotlight Search to ...more

Part 1: What is Popcorn Time? Part 2: What is a torrent? Part 3: Why am I at risk? Part 4: What is a VPN? Part 5: Are all VPNs the same? Part 6: How do I stay protected? Part 1: What Is Popcorn Time? Popcorn Time is, essentially, a torrent client (look to Part 2 for further ...more

NOTICE: Ciuffy will be answering questions related to my articles on my behalf as I am very busy. Hope You Have Fun !!! Hello Guys, Welcome to my tutorial and in this tutorial, We are basically going to create a python script that serves as a proxy server ( Without External ...more

NOTICE: Ciuffy will be answering questions related to my articles on my behalf as I am very busy. Hope You Have Fun !!! Hello Guys, Welcome to my first tutorial and in this tutorial we are basically going to create a port scanner in python ( I guess without external librarie ...more

If you've ever attended school or held a job, you're probably well familiar with Microsoft Office, whether you used it or not. It's the most popular office suite available, and has been for some time. Apple does have its own suite of productivity apps (iWork), but Microsoft Of ...more

Installing tweaks or themes onto your jailbroken iOS device is a pretty fun and exciting experience, but if you do it for long enough, you're bound to come across a bug that will cause your operating system to crash. Instead of panicking, troubleshoot the problem by entering ...more

The ability to make a meal for yourself used to be one of those life skills you had to learn or otherwise you would starve, but the rise of convenience foods, takeout, and other aspects of modern living have made it entirely possible to be a grown person and not know what to d ...more

Did you know Kali 1.0.8? You probably did, and you probably know about the EFI boot option that has been added. That's a very interesting new feature because it allows Kali to be easily booted on Mac too, and every EFI-supported device. First three preview lines gone? As alw ...more

We've already seen the visual changes that Android 5.0 Lollipop has brought to the table, but Google spent just as much time altering things under the hood. Awesome new functionality and hardware capabilities have been added left and right, and with the OS already out now, it' ...more

Welcome to the first chapter of Excel is Simple, a place where we will burst all myths around excel and try to make it simpler and fun to use. I would like to share an important tip…if you want to be fast with Excel, try to avoid using the mouse as much as you can. We will so ...more

Coffee mugs: nothing proliferates more quickly in my kitchen cabinets. People are always handing them out as gifts or as swag, plus I always seem to find a vintage model or two at a garage sale that I'm compelled to buy. I used to do a yearly purge of my excess muggage, but it ...more

I am an English major physically allergic to all algebraic formulas, so you're unlikely to get any help from me when it comes to solving any expressions. But in the glorious technological age we live in, there are plenty of apps that actually make math and problem solving fun, ...more

At a closed-door presentation on September 30th, 2014, Microsoft unveiled the latest iteration of its industry-leading operating system. Dubbed Windows 10 (seems as if Redmond isn't too fond of the "9" moniker), this new version brings along with it many UI optimizations and u ...more

Apple's newest mobile operating system, iOS 8, is out for the general public, and we've got a rundown on the best new features you can use on your iPad, iPhone, and iPod touch. While there's not a huge visual change as there was from iOS 6 to iOS 7, there's still plenty of coo ...more

Eggs are incredibly important to cooks, and not just because they're tasty and a complete protein (many erratic genius/artist types make a point of eating an egg or two for breakfast). Yes, they are great when perfectly poached, scrambled, hard-boiled, and even scram-boiled, b ...more

The Galaxy S5's fingerprint scanner feels like something straight out of a sci-fi movie. Giving you the ability to lock your device without having to fuss with a PIN or password every time you go to use it, the feature is definitely one of the device's main selling points, esp ...more

With all of the personal data that's stored on our smartphones, it's of vital importance that we have some sort of lock screen security enabled. One of the Galaxy S5's killer features is obviously the fingerprint scanner. It makes the process of dealing with a secure lock scre ...more

Taking pictures, sharing your location, and making calls are easy enough to do with an Android device, but for the most part, they all require your screen to be on with some sort of swiping and pressing actions. Dedicated shortcut keys are virtually non-existent on any modern ...more

Welcome back, my novice hackers! In a recent tutorial, I showed you how to use shikata_ga_nai to change the signature of a payload to evade detection by security devices (firewalls, IDS, etc.) and AV software. Shikata_ga_nai is an encoding module in Metasploit that XORs the ...more

Lock screen apps are a dime a dozen, but every now and then one pops up that defies expectations. We've already covered some good ones for the Samsung Galaxy S4, including Picture Password Lockscreen (which gives you secret unlock gestures), SlideLock (which improves notificat ...more

Multitasking has always been one of Android's strengths relative to other mobile operating systems. As the first cell phone OS with "true" multitasking, Android's been ahead of the game in this department for quite some time. To stay on top of the heap, though, further innova ...more

When OS X Yosemite was first announced, there were a number of features that struck my attention, but one in particular that stood out above them all was the ability to make and receive texts and phone calls from your Mac, which Apple calls Continuity. I probably use iMessage ...more

One subtle change that Samsung made with the Galaxy S5 is their replacement of the Menu softkey with one for recent applications. Instead of holding down on the Home button, we now have the Recents button, which is used for easy access to multitasking. From the multitasking s ...more

If you've just upgraded to an HTC One M8, chances are you've got some media files you want transferred over from your computer or previous phone. Even after you've done that, there will be times when you want to transfer content back to your computer for safe keeping. The old ...more

Many of my aspiring hackers have written to me asking the same thing. "What skills do I need to be a good hacker?" As the hacker is among the most skilled information technology disciplines, it requires a wide knowledge of IT technologies and techniques. To truly be a great h ...more

Dropbox, the cloud backup tool that is a mainstay on many of our devices, has added two companion apps to its service. Earlier today, we showed you a glimpse into a new testing version of the Gmail app, with features like pinning and snoozing to keep your inbox in check. Now, ...more

In a flurry of moves today, Microsoft has not only released their suite of Office apps for the iPad, but they also updated their Android and iOS Office Mobile apps to allow for creating and editing documents without requiring an Office 365 account (so long as it's for "home" u ...more

The Samsung Galaxy S5 was just officially announced at Mobile World Congress. The new flagship device will be available worldwide beginning April 11, 2014, including all major U.S. and international carriers. With over 200 million Galaxy devices sold to date, the S5 doesn't st ...more

Restrictions are inconvenient, and for this reason I've sought out softmods that loosen the constraints for many of the features on my smartphone. Things like adding favorite apps to the Pen Window drawer or choosing any app for Multi Window mode are now must-haves on my Samsu ...more

There are a lot of things your Samsung Galaxy Note 2 can do straight out of the box, but there's also a ton of things it can't, or simply could be better at. That's why most of us end up rooting—to enhance the mobile experience. Today, I'll be showing you some of my favorite ...more

Welcome back, my tenderfoot hackers! So many readers in the Null Byte community have been asking me questions about evading detection and hacking undetected that I decided to start a new series on digital forensics. I applaud each of you for your concern, as the last thing I ...more

Welcome back, my budding hackers! One of the most time-consuming, but necessary, activities in hacking is reconnaissance. Before we can hack a system, we need to know what operating system it's running, what ports are open, what services are running, and hopefully, what appli ...more

There are so many kitchen gadgets that only do one thing. You can buy a special tool to strip the kernels off an ear of corn, de-stem your strawberries, or cut bananas into perfectly uniform slices, but that's all it'll do. It's easy to get carried away, and before you know it ...more

Deleting text messages on your iPhone may seem like a pretty simple task, but it's those really simple tasks that usually end up causing headaches later on. Data can stick around, even if you asked it not to, so there's always a slight chance that embarrassing and incriminatin ...more

At one point in the '90s, about fifty percent of the CDs produced worldwide had an AOL logo. About fifty percent of the CDs in my home still have that AOL promise of 500 free hours on them. Though they never got me to join their internet service, I did get a lifetime supply of ...more

Samsung unveiled their new flagship device, the Galaxy S4, at a live event in New York City today. Here's a quick rundown of the specs and all of the new features that you can expect when you finally get your hands on one (whenever that will be). The GS4's Specs 5" 1920x1080 ...more

It doesn't really matter what kind of cell phone you have—battery life is one of the most important features for any electronic device. We've written tons of articles on how to get better battery life from your Android, iPhone, Kindle, and more, but we've never really covered ...more

Having access to your computer from your cell phone is an extremely useful feature. Whether you need to edit documents or send files that are on your home desktop, or you simply want to watch movies you have saved on your computer, access is key. Kind of makes you wish you co ...more

Do you ever wonder how all these celebrities continue to have their private photos spread all over the internet? While celebrities' phones and computers are forever vulnerable to attacks, the common folk must also be wary. No matter how careful you think you were went you sent ...more

TouchDevelop is a browser-based programming tool that allows anyone to build your own Windows 8 apps directly from any touchscreen device, including iPad, iPhone, Windows Phone, Android, PC and Macs. Once the script is created and the app proves to work, it can be placed in th ...more

A man once told me to never complain about gas prices. With the average price of regular unleaded gas at $3.34 a gallon, it's hard not to, even if it is the holiday season. Since my car averages about 22 mpg, the man offered me this proposition: "If I offered you $3.34, would ...more

One of the greatest consoles ever to exist in the world of gaming is the PlayStation 3, which even lets you do a million different things unrelated to games. But no matter how big of PS3 fan you are, you have to admit that the internal browser is not the greatest. Far from it. ...more

What's a penny worth these days? Not much. But could there be some free energy hidden inside your spare pennies? You'd be surprised! See how I hack together stacks of pennies into makeshift batteries that can drive small-current devices like LEDs and calculators. Video: . You' ...more

Yesterday, Microsoft released the customer preview of its newest version of Office, the first version optimized for both touchscreens and desktop systems. The entire suite got a much-needed facelift and a few new cool features. Here are some of the most notable changes. Cloud ...more

The introduction of smartphones has been what some may see as a step backwards in technology regarding batteries. The first cell phone that I had would last 3-4 days on a single charge; however, the lack of functions minimized the use that is saw. The iPhone's feature-rich pl ...more