How To: Program math with PHP
A PHP Tutorial about the basics of creating mathematical function.
A PHP Tutorial about the basics of creating mathematical function.
Everyone who owns or runs a website needs to know how they can improve traffic, and search engine optimization is the answer. This 13-part video series on SEO basics and strategies will give you more traffic for your site. It's jam-packed full of tons of great SEO tips! Check out each video in the series:
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...
This how-to video is about how to use command prompt to view the blocked websites at school. This step by step instruction will help one to open the blocked websites at school.
Check out this informative video tutorial from Apple on how to add a blog to your website in iWeb '09.
Check out this informative video tutorial from Apple on how to add a movie to your website in iWeb '09.
While browsing the web on a computer, most of us are familiar with using Ctrl + F (or Command + F) to search for a specific word on a page — but what if you want to do that on mobile? If you're using Google Chrome, there's a simple way to search for specific words on iPhone or Android.
While hackers know and love the Raspberry Pi, many don't know of its cheaper cousin, the microcontroller. Unlike a Pi, which can be used more or less like a regular computer, microcontrollers like the Wi-Fi connected ESP8266 require some necessary programming skill to master. In this guide, we'll build an Arduino program from scratch and explain the code structure in a way anyone can understand.
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)
Welcome back, my tenderfoot hackers! WordPress-based websites are among the most numerous on this planet (maybe other planets too, but I can't vouch for that). According to WordPress's own website, WordPress powers 23% of the top 10 million websites. That's approximately 2.3 million sites using WordPress!
Welcome Back !! TheGeeks. SQL Injection (SQLI) Part-1
Welcome back, my hacker novitiates! When we are trying to find vulnerabilities in a website to attack, we need a solid web server vulnerability scanner. Internet-facing web apps can open enormous opportunities for us as they are often riven with vulnerabilities and can often offer an entire point to the internal network and resources.
Many people use Facebook login detail to enter different apps or websites. This is somehow dangerous because unethical websites or apps may use your Facebook detail. So to avoid this warning Facebook is generating a temporary password for you. Now you could use this detail to login app or websites. You don't have to use your Facebook original login detail.
This video will guide you how to block website in Firefox and Google Chrome browser. The video also shows how to unblock those websites. With the help of this tutorial video you could block a website on your PC.
So many times, you turn on your computer, you open your front door, or you sit down on the couch to watch some well-earned TV, when you think -- Gosh! If only I could do this or this, life could be so much easier! And then, if you were a boring person, you would slouch even further down on the couch and continue to watch those reruns of The Sopranos.
Find out how to use the powerful search functions in WonderHowTo. Learn how to refine your search to specific categories and subcategories.
This is a video tutorial in the Computers & Programming category where you are going to learn how to kill boredom with weird and random websites. This video lists 11 such websites and explains what each one does. The 1st one is Zigzagphilosophy. This site allows you to make a lot of zig zag lines on the screen by moving your mouse. #2 omglasergunspewpewpew. On this site you use the mouse to control a squirrel on the screen and use the left click to shoot a laser. The #3 site is allemande and ...
In this how-to from Household Hacker, we learn of a number of free proxy services that make getting around your school's Internet filter software a breeze. For all of the details, and to start accessing and using all of your favorite websites when at school, watch this video guide.
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...
The quiz - a popular and pervasive form of content for websites. They can be just for fun, or to help you collect demographic data on visitors to your website. This tutorial shows you how to use radio buttons to write quizzes, tests and other similar forms in Adobe Flash CS3.
Using Action Script, you can turn an image into a link to a website within your animation or movie clip. This tutorial demonstrates how you make invisible buttons and attach them to your chosen images in order to turn them into links.
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.
Netflow technology allows you to monitor web traffic to your website - find out who comes to your site, where they're coming from and where they go afterwards. You can configure a Cisco router manually to monitor netflow going through the router.
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.
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 679th installment in their series of digital spreadsheet magic tricks, you'll learn how to summarize yearly totals from monthly totals when there Year Criteria is entered as a serial date. See the SUMPRODUCT and SUMIFS functions. Learn about criteria and how to enter it into the SUMIFS functions.
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 670th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the AGGREGATE function to create a formula for extracting records with one criterion. This is a lookup problem where you want to return multiple records from one lookup value. This formula is not an array formula because it...
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 652nd installment in their series of digital spreadsheet magic tricks, you'll learn see how to create Boolean Logic formulas for AND and OR Logical Formulas. See Logical Truth Tables for AND and OR. Also see how to create array formulas in two different ways: the SUMPRODUCT function (DON'T have to use Ctrl + Shift + ...
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 658th installment in their series of digital spreadsheet magic tricks, you'll learn see how to use the COUNT & COUNTA functions correctly. COUNT counts numbers. COUNTA counts non-empty cells.
In this video tutorial, viewers learn how to access every Windows 7 setting at once. Users will need to download the Windows 7 in a Box program provided in the video. Once downloaded, simply click on one of the functions (Functions, Folders, Internet Settings, Programs, Tools and Settings) on top of the window and select the option that you wish to use. This program will organize all the Windows 7 settings into an easy to comprehend layout. This video will benefit those viewers who use a Wind...
Glossy buttons are the preferred type of button to use on websites for links. If you're here, chances are you're wondering how to make them yourself. You've come to the right place. This video will teach you how to quickly and easily create glossy buttons for your website using Photoshop CS4. Give your links some flair!
Depending on what your website is for, you may or may not care about allowing your users to download files from you. If hosting downloadable content sounds like something you want to do, watch this video! It will teach you how to allow your users to download files from your website using Dreamweaver. It's not very hard, and your users will probably be thankful that they don't have to go on the web every time they want to access your content.
Twitter has become one of the most popular and powerful populists movements / websites on the web. You may want to integrate it into you Flash website or animations as a result. This two-part video will teach you how to use Twitter API to bring Twitter and all of its tweets into your website design.
Recently purchased a brand new digital SLR? Learn how to use your camera's functions properly by watching this tutorial on how to use your picture control settings on your Nikon digital SLR.
Almost every website on the web has buttons that enable users to interact with it. They are easy to make, but making them interesting and reactive to user's activities is more of a challenge. This video demonstrates how to create animated rollover buttons in Adobe Flash CS4 quickly and easily. Your website will be much more dynamic and enticing if you apply the skills taught in this video.
Adobe Dreamweaver CS4 is one of the most powerful tools for creating websites today. This video teaches you how to center your swl file on your website using an xhtml workaround and css. It will look much more professional as a result, since it won't be out of alignment when viewed in large browser windows.
New to trigonometry? Learn how to calculate cosine, sine and tangent with this lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how 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 605th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the IF function to fill in column with missing values then use Paste Special Values to create the final column with correct values. Also see three methods for Paste Special Values.