This video is one of the amazing videos in which we can see the use of the vertices in real application. The video gives a clear explanation on how to use vertices into optimization function. This is a not only basic example in mathematics but also an important foundation for the advanced problems in mathematics. Viewers can gain a clear idea about the vertices and how they are used in an optimization function. This is a very essential part of mathematics which every student should learn abou...
Austin from 'Best Buy Tips and Tricks' give out a mobile tip on how to extend the battery life of your Blackberry by using the Blackberry's built-in function called the automatic black light dimmer. This function changes the brightness of the back light automatically depending on the light intensity of the environment you use the phone. Activate this function as shown in the video so that your phone changes the brightness of your Blackberry screen to an optimal level depending on the environm...
Bucky from The New Boston serves up this Python video tutorial on how to build and program your own functions in Python. This is the program you use to write all of your Python code down. Learn how to create your own function!
Bucky from The New Boston serves up this Python video tutorial on how to program lists functions in Python. This is the program you use to write all of your Python code down. Fun with list functions!
Microsoft Office Excel 2007 spreadsheet manager is a powerful tool that enables information workers to format spreadsheets, as well as analyze and share information to make more informed decisions. In this MS Excel video tutorial, you'll learn about using LEN to count word length. To get started using the LEN function for yourself, watch this how-to.
Microsoft Office Excel 2007 spreadsheet manager is a powerful tool that enables information workers to format spreadsheets, as well as analyze and share information to make more informed decisions. In this MS Excel video tutorial, you'll learn about concatenation using LEFT and RIGHT functions. For more information, watch this Microsoft Office how-to.
The Microsoft Office Access 2007 relational database manager enables information workers to quickly track and report information with ease thanks to its interactive design capabilities that do not require deep database knowledge. In this Microsoft Access video tutorial, you'll learn about using the DateDiff function to work out age from birth date. For more, including detailed instructions, watch this Access how-to.
New to the Ruby programming language or simply looking to brush up on your skills? In this installation from his Rubyology series of Ruby tutorials, YouTube user cmatthieu demonstrates some of the cool time functions supported by the Ruby programming language. Make time for and with this how-to.
Watch to learn how to use graphs to help analyze sine, cosine, and tangent functions in trigonometry.
Watch this video to use the calculator functions in C++.
Watch this video to learn about the fundamental commands of C++. Also covered are the topics of custom commands, different file types, headers, and the main function.
Take advantage of the functionality in your function keys by bypassing those volume and brightness buttons.
Learn how to use text functions like mid and find to extract characters from a larger text string within a cell in Excel.
This video demonstrates uses of the left, mid, and find function in Excel 2007 to pull out specific pieces of text from a longer text string.
Several examples of using the VLOOKUP function in Excel 2007.
Learn how to use the sum and autosum functions in Microsoft Excel and you'll appreciate the efficiency of spreadsheets for dealing with data lists. You'll never use a calculator again!
While Unity is already the leading 3D engine for augmented reality content in terms of volume, the announcement of Project MARS, a new augmented reality authoring tool, at Unite Berlin in June promised to expand AR development to a whole new audience of designers and other non-coders this fall.
The road to becoming a skilled white hat is paved with many milestones, one of those being learning how to perform a simple Nmap scan. A little further down that road lies more advanced scanning, along with utilizing a powerful feature of Nmap called the Nmap Scripting Engine. Even further down the road is learning how to modify and write scripts for NSE, which is what we'll be doing today.
Despite a round of updates to Pokémon GO that patched and eliminated location spoofing, the game still has a difficult time dealing with the most hardcore cheaters. Like weeds on a grassy lawn, third-party bot makers still remain the biggest thorn in Niantic's side and continue to thrive despite the developer's best efforts to root them out. While the latest updates have blocked users from running modded versions of the game, like Pokemon GO++, that feature built-in joysticks to move your pla...
Welcome back everyone! It's been quite a while hasn't it? Today we're going to kick off the second part of the Python training series by introducing modules. We'll start off by explaining what a module is and we'll give an example. So, let's get started!
What's up readers? We have ever so slightly touched upon this concept of scope with variables but still don't really know what it means. In this tutorial we will learn the behaviors of variables existing in our programs and within functions.
Welcome back, reader! In this tutorial, we will be covering our first program! So let's get to it. We all know the unspoken tradition of the first program when learning a language and of course, here we will respect and complete it. Fire up your favorite text editor (be it vim, emacs, gedit, it's all the same to me, no h8) and try to keep up.
With floating song lyrics displayed over the screen, apps like musiXmatch and Floating Lyrics are perfect for people who want to go beyond just the tunes and delve into a song's message and meaning. And while these floating windows can be convenient, they're not always necessary.
I'm sure you've been there—halfway through typing something out, you realize that one word you've been using more than any other has been misspelled. Perhaps it's a single word, acronym, or line of code that you find yourself typing quite often at work, but this one requires complicated hand gymnastics that you'd simply rather not perform over and over again.
For 3D artists new to 3DS Max, learning your way around this massive piece of software can take a long time. It need not do. This video will teach you how to use some of the many hotkeys in the program to navigate it like a pro, easily accessing all of the most popular tools and allowing you to save a lot of time modeling. Now that you know what buttons to press to access functions, watch some of our other 3DS Max tutorials for more advanced functions.
If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 12th installment in his "Excel Statistics" series of free video lessons, you'll learn how to use Advanced Filter 'Unique Records Only" to extract a list of unique items from a data base, and then use the COUNTI...
New to Ubuntu Linux? This computer operating system could be a bit tricky for beginners, but fret not, help is here. Check out this video tutorial on how to convert video formats with Avidemux on Ubuntu Linux.
This video demonstrates how to create collapsible and expandable cell ranges in Excel. The first thing that you will have to is to prepare your Excel worksheet that contains the data which you need to be expandable and collapsible. On the first cell under your Running Total column, type in the function, "=SUM". Select the Sales cell corresponding to that cell then type in Shift+Colon. Click on the first value and hit the F4 key to lock your row reference. The result will automatically show. Y...
There are many functions in Microsoft Excel. One function that people rarely use is the Repeat function or REPT. In this video, an example used is a chart of people and their sales of a certain item. Just looking at the numbers, it is hard to compare the different sales easily, but a more visual approach may work better. Next to one of the cells, type in "=REPT(" which is the repeat function. A popup should say "=REPT(text, numbertimes)". For "text", type in *** or anything, really. For "numb...
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
A PHP Tutorial about the basics of creating mathematical function.
You should know the birthday for a parent, sibling, child, or significant other, but there are just too many people in your family and contacts to remember everybody's yearly birth anniversary. Still, everyone expects you to remember their birthday. To stop looking like a jerk, go a step further than putting birthdays in your calendar and make your iPhone help you send birthday wishes when their big day pops up.
With a simple social engineering trick, sudo passwords can be captured in seconds without the target's knowledge. The passwords can then be saved to a file or exfiltrated to another computer on the network.
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!
Welcome back! In our last training session, we covered some advanced list topics. We'll be going deeper into the advanced list rabbit hole today with lambda and lambda operators! (And I'm not talking about Gordan Freeman)
Find out how to use the powerful search functions in WonderHowTo. Learn how to refine your search to specific categories and subcategories.
In this tutorial, we learn how to use the groove function in Ableton Live 8. A group settings consists on points along the timeline where hits sit. If you have something with no groove applied, it will sound robotic. By adding a groove, you will shuffle around the midi from the hard quantized parts. This will add more human element to the audio. There is a button on the left with two lines that show the library with options you can use. You can also apply this to other clips, scroll through t...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 706th installment in their series of digital spreadsheet magic tricks, you'll learn how to to use the LEFT, SEARCH and TRIM function to eaxtract numbers from a text string that can then be used in a calculating formula.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 675th installment in their series of digital spreadsheet magic tricks, you'll learn how to do data validation using a custom logical formula with 2 VLOOKUP functions that will change when different products are entered. For example, if shirt product is entered, the data validation will let only values between $50 and...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 678th installment in their series of digital spreadsheet magic tricks, you'll learn how to SUM only the values after a deadline using a dynamic range formula using INDEX Function. Also see a SUMPRODUCT function method.
