C++ Data Structure

What is a Data Structure? When we think of a "structure" we often think of architecture, but data also often has structure. There are many different types of data structures: arrays, graphs, queues, stacks, and so on. We use these structures in order to be able to effectively ...more

Spent the weekend with Sprint's new phone, the HTC Evo G4. Specification wise, it's better than Verizon's Incredible and T-Mobile's HD2. Apple will be announcing the new version of their phone this week. If it's comparable to leaked phone shown over at Gizmodo, then to say whi ...more

Flash memory can be a tad unpredictable at times. I have had 4 flash drives die out on me over the last few years, and they usually die without warning. When a flash memory based device dies, the data is likely impossible to recover. Adversely on an HDD, or Hard Drive Disk, ev ...more

Snapchat is attempting to take over the world via augmented reality technology. Well, it's more of a virtual makeover than a takeover, but still ... The patent application, which was filed by the company in 2015 and published on May 4, 2017, indicates that Snap, Inc. plans to ...more

This week's Brief Reality is led by a pair of stories with an eye to the future of the augmented reality industry, first in terms of standards for the industry, then with regards to its future applications in the automotive realm. Finally, one company looks to boost its future ...more

The one thing that separates a script kiddy from a legitimate hacker or security professional is the ability to program. Script kiddies use other people's tools, while hackers and security pros write their own tools. To that end, we're going to see how a stack overflow vulnera ...more

If you thought humans were reading your résumé, think again. Robots do, and their one solitary objective is to systematically crush the hopes and dreams of those who don't make the cut. Instead of paying a few humans to read thousands of résumés over a couple weeks, many compa ...more

Welcome to the final tutorial of the series on standard C. This article will cover the linked list abstract data type (ADT). There will be a lot of abstraction to try to deliver the understanding in the most basic way for easiest interpretation of what they are and how they wo ...more

Data analytics is crucial to the operations of any modern business these days. This trend is going to continue: in three years, 71% of global enterprises predict a rapid increase in data analytics. Microsoft Excel is the most well-known spreadsheet program around. It's also a ...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

Continuing our series on building a dynamic user interface for the HoloLens, this guide will show how to rotate the objects that we already created and moved and scaled in previous lessons. So far, we've built a system that incorporates the user's gaze and what the user is lo ...more

A stager is a small piece of software that's typically used by malware to hide what's happening in the early stages of infection and to download a larger payload later. We're going to explore how it works by creating a single line that downloads and runs potentially infinite ...more

Today in Santa Clara, California, at the Augmented World Expo, Scope AR revealed a major new update that will add markerless tracking for their remote assistance application, Remote AR, on standard devices. This update, powered by real-time image tracking solution Wikitude, p ...more

MagicTree is often the go-to tool for data collection and reporting for many pentesters. It organizes data in nodes in a tree-structure which is very efficient at managing host and network data. Reports can be completely customized to meet the user's needs. Also, MagicTree all ...more

As a developer, before you can make augmented-reality robots that move around in the real world, controlled by a user's finger, you first need to learn how to harness the basics of designing AR software for a touchscreen interface. In recent years, the vernacular for referrin ...more

Welcome back, my novice hackers! In this series, we have been exploring how a forensic investigator can find evidence of illegal or illicit activity. Among other things, we have examined the registry and prefetch files for artifacts and have done some rudimentary forensic ana ...more

Welcome back, my hacker apprentices! Although there is a multitude of different hacker types, the one target they all share is the database. I often refer to the database as the hacker's Holy Grail, or the ultimate prize for an effective hack. That's because the database—alm ...more

The Chinese government's tight restrictions on gathering data by foreign firms for 3D mapping, the lifeblood of machine-taught driverless systems, could at least slow down access to the market by Waymo, Tesla, General Motors (GM), Ford, and other players hoping to make inroads ...more

What's up, peeps? In this quick tutorial, we will be looking at structs, a special kind of data type. What Is a Struct? A structure, or just struct, is a user-defined data type where we are able to group multiple variables together to form a convenient package. Why would we ...more

Hello NullByte! This will be my first How To series. In this tutorial you'll learn what SQL is, what SQL injection is and how it benefits you as a hacker. I strongly recommend learning at least the basics of PHP before attempting to learn/use SQL Injection. list of reference ...more

Long before Nvidia figured out how to embed neural networks in its graphics processor units (GPUs) for driverless vehicles, it and other chipmakers were already making the same kinds of devices for 3D games and other apps. GPU makers, including AMD, and to a lesser extent, In ...more

Web application vulnerabilities are one of the most crucial points of consideration in any penetration test or security evaluation. While some security areas require a home network or computer for testing, creating a test website to learn web app security requires a slightly d ...more

Project Fi, Google's MVNO, is running a new promotion on the latest and greatest from LG. From July 16 until the 29th, whenever you order and activate the LG G7 ThinQ or LG V35 ThinQ, you will receive a $300 service credit. When you do the numbers, that equals a minimum of thr ...more

At Facebook's first Communities Summit, admins from top Facebook groups assembled to discuss tools to better manage and optimize their members. Here, Facebook CEO Mark Zuckerberg announced that these changes fuel the company's shifting focus from connecting the world to unitin ...more

Occipital's initial augmented reality module, the Structure Sensor, gave iPhones and iPads the depth-sensing abilities of the HoloLens. Now, the company's latest product promises to do the same for Android devices, as well as augmented reality and virtual reality headsets and ...more

Nvidia has emerged as the indisputable leader in chips for Level 3 and even more advanced driverless applications, catching some of the world's largest semiconductor makers and automotive suppliers by surprise. After the car industry figured out that AI-piloted vehicles were ...more

Welcome back, my aspiring hackers! As you have probably discovered by now, the file system in Linux is structured differently from Windows. There are no physical drives—just a logical file system tree with root at the top (yes, I know, roots should be at the bottom, but this ...more

Welcome back, my greenhorn hackers! This tutorial will be the fourtenth in the Linux for hackers series and will focus on the MySQL database. Although this is not strictly a Linux tutorial, MySQL is the database of choice on most Linux distributions. In addition, it is the mo ...more

Most companies have services like employee login portals, internal-only subdomains, and test servers they would prefer to keep private. Red teams and white hat hackers can find these obscure and often vulnerable services using a tool designed to help protect users from fraudul ...more

Why do you need augmented reality? Because enterprise, they say. And while that's certainly true for several disciplines, there's still that mainstream use case hanging out there waiting for users to discover beyond the realm of enterprise and gaming. After much thought — and ...more

The Kinect is sure to swarm the homes of Xbox 360 gamers this holiday season. Even though some of us are amazed at the hands-free gaming capabilities it offers, others feel it to be frustratingly limited. Adafruit Industries is one of them. They recently held a competition wi ...more

Wall studs are both critical for maintaining the structure of your home and supporting items of weight and function on the interior walls (e.g. cabinets, shelves, plasma TVs, etc.). With wall studs playing such a critical role, consistently being able to find them is important ...more

Inception may not be the lead contender for the 68th Golden Globe Awards, honoring the best movies and television from 2010, but Christopher Nolan's film still collected four nominations— Best Motion Picture, Best Director, Best Screenplay and Best Original Score. But does it ...more

WikiLeaks. In recent weeks, it's been the hottest topic on the web. It's been attacked on a multinational level by political influence peddling. First, U.S. Senator Joe Lieberman swayed Amazon's decision to stop hosting WikiLeaks. Then, Tableau Software removed graphs from th ...more

No doubt you've seen some of the hack logs being released. One part that stands out over and over again is the heavy database usage. It used to be early on that virus and hackers would destroy data, usually just for lulz. However, with the explosive commercial growth of the In ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. VoxelSniper is one of many very useful world editing plugins available to Minecraft servers. In my opinion, it is one of the best and certainly the most used of all server side plug ...more

Foldit is definitely a niche game. The sole gameplay mechanic is attempting to fold complex proteins into smaller and more efficient shapes following the rules of molecular physics and biology. Points are awarded based on how small one can make the protein. Online leaderboards ...more

Today, we're pleased to announce that WonderHowTo is getting a major site-wide update to make it easier to follow the subjects you're passionate about and to share your creations with people who will give you the kudos you deserve! We Built You a New WonderHowTo! In preparat ...more

In the first part of this series, we looked at the surface detection that is provided by the ARKit. We looked at how it worked and covered some of the tools that could help us determine what is not working; when it doesn't. Now let's take this to the next step. Before we can ...more

Apple's sixth iOS 13 developer beta was a welcome update for us beta testers. New options for toggling Dark Mode, a way to hide website previews when peeking links, plus UI changes made for a significant iOS 13 upgrade. We're hoping Apple continues this trend of fun and excite ...more

Apple dropped the sixth public beta for iOS 13 today, Aug. 15. This public update comes just hours after the release of developer beta 7, an interesting move for Apple. The company has recently stuck to a schedule of seeding the public beta at least one day after the developer ...more

Life's pretty good for iOS public testers — we get to check out new iPhone features months before the general public even knows they exist. That said, we aren't first to the party. Developers get priority during beta testing, as evidenced by yesterday's iOS 13 dev beta 6 relea ...more

If tradition holds, we're roughly one month away from Apple's big iPhone announcement. While we're excited to see what will mainly be a significant camera upgrade, it's not all about the hardware. Apple will also release the official version of iOS 13 to coincide with the iPho ...more

Apple just seeded the fourth public beta for iOS 13 to software testers today, Tuesday, July 30. AppleSeed participants saw this beta one day early, alongside the release of developer beta 5. Now, developer and public testers alike are up-to-speed with the latest in iOS 13. B ...more

Beta testing for Apple's big upcoming iPhone update, iOS 13, is well underway. So far, each of the four beta versions we've seen brought new features and changes to the table, many of which were never even mentioned by Apple during WWDC in June. Now, it's time to do it all ove ...more

Another AR cloud savior has emerged this week in Fantasmo, a startup that wants to turn anyone with a smartphone into a cartographer for spatial maps. The company's camera positioning standard (CPS) captures spatial data through your device's camera. With this data stored in ...more

Step 1: What Exploit Development Is and Why Should I Be Interested on About This Topic An exploit is a piece of software, a chunk of data, or a sequence of commands that takes advantage of a bug or vulnerability in order to cause unintended or unanticipated behavior to occur ...more

It's a strange time for us iOS beta testers. While Apple prepares for the general release of iOS 13 on Thursday, it's also beta testing that software's successor, iOS 13.1. An iPhone updated to iOS 13 on Sept. 19 will only have 11 days before seeing 13.1 in its Software Update ...more

Apple's iOS 13 is nearly here. After four months of beta testing, the latest iPhone software update promises over 200 brand new features, like system-wide dark mode and an overhauled Reminders app. That said, it'll be shortlived, as Apple plans to release iOS 13.1 as a supplem ...more

Yesterday showed us our first look at the iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. But it wasn't all about hardware. Apple also released the iOS 13 Golden Master, making iOS 13.1 the main focus for us beta testers. Now, Apple just seeded the third public beta, followin ...more

It's a big day for Apple. First, the company announced its new suite of phones: iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. Then, we get the iOS 13 Golden Master, the beta version of iOS 13 that will eventually release to the general public on Sept. 19. Now, it seems the ...more

Apple has pulled quite the headscratcher in anticipation of its big iPhone unveiling next week. Its latest iPhone update, iOS 13.0, is just on the horizon, going through eight beta versions so far. And yet, before that software's official release, the company has started beta ...more