In this how-to video, you will learn how to make the Lewis structure for Ammonia. The formula for Ammonia is NH3. Now, write down H, N, and H in a horizontal line. Place an H under the N. Place two dots in between the spaces found in the H's and the N. Also place two dots above the N. Since the valance electrons are balanced, draw a line between the two dots connecting the H to the N. Leave the two dots above the N alone. This video shows just how easy it is to create a Lewis structure for Am...
In this video, you will learn how to draw the Lewis Dot structure for CH3CH2OH, or drinking alcohol. To draw the first type of alcohol, draw H, C, C, O, and H horizontally. Now draw, an H above and below both C. Draw the dot structures in between each letter. Hydrogen has one valance electrons, Carbon has four, and Oxygen has six. Now, connect the Lewis Dot Structures. If you are given C2H6O, write down C, O, and C horizontally. Draw a line between the O and the C's. The Carbons will have thr...
A new introduction into the iPhone community is WordPress which easily allows you to easily control things like your WordPress blog on the move. Start off by tapping in your blog details, start writing a new post with a single tap, setting your tabs or publishing data right from the main editor through this. This also allows you to add photos directly taken from your iPhone's camera, you can change your publish date and set a password on your posts to decide who has access to them. Finally yo...
Ramses and Tara from Skills of the Game explain why creating an attention-getting headline is important in online dating, especially on dating sites that emphasize a headline rather than a thumbnail picture. They explain how and why a poor headline can diminish a person’s standing. They give examples of bad headlines, and suggest writing headlines that are either lighthearted or call the reader to action. After giving a few examples of good profile headlines, Tara explains why the most import...
In this video, a young boy shows us exactly how simple and easy it is to draw Stewie from "The Family Guy". Using a piece of paper and a writing or drawing instrument, anyone can learn how to draw this easy cartoon character's face. You should start with the outline of his head, which is a football-like shape. Then, draw two circles for his eyes, adding sharp sloping lines for his eyebrows. His nose is half a triangle and his mouth is a half-grinning sideways check mark. You can then add deta...
A basis of algebra, slope intercept form can easily bring your equation to a graph with ease. This video will show you exactly how to graph equations using the slope intercept form.
In this Microsoft Excel 2007 for Dummies video the instructor shows how to record a Macro. Macros let you create a shortcut to perform a sequence of commands all at once. For example you can create a macro to quickly build a sales report template that you frequently use. When ever you run that macro the Word will automatically build the template for you based on the recorded commands. To write macros you need to have the developer tab enabled. To enable it click on the office button and at th...
This video is demonstrated completely through visual movement and accompanied with a brief written description. A young man speeds down the soccer field with a ball and scores a goal. His signature move leading up to the goal is broken down into very specific methods of movement, the first of which is a high speed attack as he races down the field. The next method to this signature move is the weight shift, in which the goal scorer shifts his weight, along with the ball, from foot to foot to ...
Learn how to use a 'do while loop' in your Java programming. 1. Set up an 'int' variable named 'counter' and assign it a '0' value. 2. Set up a standard 'do' loop. Make sure to add a counter, so the loop will end 3. Then write the 'while' condition. Make sure that you set the condition to the same variable name that you used in the counter from step 2. Set the variable to '=' 10 (or any number desired)
David Rivers shows us how to create navigation forms in Microsoft Office 2010 without writing codes or using logic. A navigation form is kind of like a homepage that will give you a list of reports. There are pre-designed layouts you can choose from to make your navigation form. You will just need to customize your form by adding reports to the navigation pane. What this means for business owners is that you can see customer orders and store reports just by looking at one page. Simple to make...
Get creative and make your own writing accessories! In this two-part book binding tutorial, learn how to make a simple leatherbound soft booklet to either take notes in, draw in, or just carry around as an adorable school accessory. In part one, learn how to prepare for the sewing of the page signatures, and in part two, how to sew the actual signatures is gone over. Good luck with your project!
Working with the Python programming language is hard if you're not familiar with it, and working with it in Houdini is even harder if you don't know what you're doing. So familiarize yourself with some Python and follow this masterclass for Houdini 9.5 on programming with Python. You will get comfortable with writing Python code and some simple scripting involved.
Etsy is the place to get all your handmade needs and wants met. Etsy encourages personal connections between sellers and consumers. On Etsy you can connect with the handmade and crafty communities, and learn more about the process of making handmade goods like soaps, candles, invitations and more.
Some people aren't entirely happy with the new UI tweaks in Windows 7, and miss features in Windows XP. Conveniently, some of the functionalities in Windows XP can be brought over to Windows 7. Check out this video for a tutorial on how to bring back the quick launch bar in Windows 7.
In this tutorial, you will learn how to model this cool looking diving knife. The model can be set apart into two pieces, blade and handle. Both having some nice features.
Tim and Kevin meet up/hang out & talk their talk. They discuss buying domain names, choosing business names, starting companies, and selling books by their color. These two entrepreneurs have lots to teach us about selling ideas and making profitable businesses.
This subtle trick will lengthen your school report without your having to write a single extra word. Learn how to extend the length of your papers with this simple video. You will need a paper and flexible ethics. The trick is to enlarge the font of all the periods in your paper! Fact: If you have a 16 page, 12 point paper, changing the periods to 14-point will stretch the paper to 19 pages!
The multiple award-winning card game Sixteen is packed with head-to-head action. If you can you count to 16 and take calculated risks, then you can force your opponent to bust. But play your cards defensively at the right time or the tables will turn! Win the most sets and you'll win the game. It sounds simple (and it is), but Sixteen's unique strategy and cribbage-like counting will hold the attention of even the most seasoned game players.
Foundstone Hacme Shipping is a web-based shipping application developed by Foundstone to demonstrate common web application hacking techniques such as SQL Injection, Cross Site Scripting and Escalation of Privileges as well as Authentication and Authorization flaws and how they are manifested in the code. Written in ColdFusion MX 7 using the Model-Glue framework and a MySQL database, the application emulates the on-line services provided by major shipping companies. This video will get you st...
Lawrence Perez, from Saddleback College, and his assistant Charlie, give this beginning-algebra lesson on integer exponents. Don't get stuck in summer school, just watch and learn the math write here. Who needs a tutor, when you have the Internet? Watch these three videos.
In this Super Smash Bros Brawl (SSBB) for the Nintendo Wii video, I showcase how Pit and Metaknight work, including their move properties and what I believe will be key strategies to learn with them in the long run. I came into this video with a plan, written on paper, so I showcase practically everything about these characters!
Bowling is such a fun group activity and is perfect for birthdays and other types of gatherings. However, if you are not a pro bowler the scoring system can be pretty confusing. This tutorial will walk you through the steps of keeping score so you will know a strike from a spare and everything in between.
The USB Rubber Ducky is a famous attack tool that looks like a USB flash drive but acts like a keyboard when plugged into any unlocked device. The Ducky Script language used to control it is simple and powerful, and it works with Arduino and can run on boards like the ultra-cheap Digispark board.
An incredible amount of devices use Bluetooth or Bluetooth Low Energy to communicate. These devices rarely have their radios switched off, and in some cases, are deliberately used as trackers for lost items. While Bluetooth devices support MAC address randomization, many manufacturers do not use it, allowing us to use tools like Bettercap to scan for and track Bluetooth devices.
The addition of a new research mode for Microsoft HoloLens will enable researchers and developers to tap into a wider range of data collected by the device's sensors.
In many ways, the Galaxy S9 is a holdout from the golden days of Android. It's one of the last major flagships to sport a headphone jack, it has an impressive array of internal sensors, and perhaps more importantly, it's got a micro SD card slot.
Thanks to live-streaming video and social media apps like Facebook, Instagram, and Snapchat, we're all on camera nowadays. Unfortunately, though, we don't have a script to work with when we're shooting selfie videos, so it's hard to come off as perfectly eloquent when you're just freestyling off the top of your head.
Sup? Today, we'll be learning about for loops in Java: What they are, how they work, and how to create them.
Hello there Nullbytes, In my previous tutorial found here,
Hello readers, in this tutorial, we will be discussing how to perform file operations such as reading and writing.
In this article, we will explore the basics of radare2, a powerful package that comes with Kali. We are going to write a simple program, and then disassemble it, to see what is really doing in the processor.
Hello dear friends! I'm jgilhutton and I want to show you guys a Python wrapper I made a few months ago.
In this simple tutorial you will be shown step-by-step how to write local shellcode for use on 64-Bit Linux systems. Shellcode is simple code, usually written in assembly that is used as payload in exploits such as buffer overflow attacks. Payloads are the arrow head of an exploit: though the rest of the arrow is important for the delivery of the attack, the arrow head deals the killing blow. In reality, payloads are slightly less exciting yet far more interesting and intelligent than medieva...
Yellow buses are beginning to trickle into traffic. Retailers are pushing pens, pencils, and notebooks. Grumbling Facebook statuses run rampant through your feed. Surely you recognize the signs—school is starting. For some, it already has.
Yesterday, the Free Software Foundation published an article written by Paul Kocialkowski. A software developer for the the Android fork system Replicant, Paul stated that his organization discovered, and later patched, a "backdoor" vulnerability that existed in older Samsung Galaxy devices, including our beloved Galaxy S3s. Only problem is, it's kind of bullshit—but we'll get to that later.
I can be pretty forgetful. If there's something important to remember, I need to jot it down right away or risk losing it forever.
In the midst of furious finger typing on a small non-tactile screen, you're sure to make mistakes—so the majority of keyboards have autocorrect. Generally it works pretty well and is a welcomed feature.
Anyone who is familiar with Linux knows that to use your OS to the max, you will need to use the terminal every now and then. Whether it is to install a package or update the system or even delete a file.
Welcome back, my greenhorn hackers! Several of you have you have emailed me asking whether it's possible to install a keylogger on a victim’s computer using Metasploit. The answer is a resounding "YES"!
The vast majority of people involved in Steampunk are interested in history but, like with science, there's something about history that we don't talk about very often: The holes.