Coupon Codes Search Results

How To: Introduction to Modern Cryptography

Cryptography is the science of keeping secrets, or more specifically, the science of disguising them. As a point of fact, cryptography has progressed quite a bit farther and now encompasses file and message integrity, sender authentication, and pseudo-random number generators.

How To: Design for multiple browsers

James Williamson for Lynda demonstrates designing for multiple browsers. The most frustrating aspects of web design is constantly dealing with the settle and some times not so settle differences in browser rendering. While they moved to a standard spaced, CSS control presentations has made life infinitely easier for web designs. Dealing with bad browser behavior is one of most unfortunate side effects. All browsers render our pages same because each browser reads and renders the HTML and CSS ...

How To: Create a Facebook fan page for your business

This tutorial is in response to mail to Facebook. Scott Wilde leads you through the process. You can start by creating a brand new profile page. In this case, Mr. Wilde created a profile page for his dog Java Wilde so he could have a fresh new page without having to alter his initial profile page. Fan pages are different than your base profile. Your base profile is not indexed, it is not public, it is private and limited to 5000 friends. A fan page is unlimited up to millions of fans and it c...

How To: Build a computer numerical control or CNC machine

Take a look at this instructional video and learn how to build your own miniature computer numerical control (CNC) machine. A CNC machine acts as a controller that reads G Code instructions for machine tools such as drills and printers. To perform this task, you'll need some geared motors you can find in old analog camcorders with optical zoom.

How To: Install RAM, or random access memory, in an Apple iMac

Using a Phillips head screwdriver remove the screw under the handle in the back of your iMac. Remove the screws outlined in the picture below. Remove screws 1 and 2 with a standard Phillips head screwdriver. Screws 3 and 4 use a standard flat head screwdriver. After removing the screws, gently pull out all of the plugs. Next holding the clear handle just below the bar code, pull out the section of the iMac.

How To: New Menu Lets You Set Default Apps on Your iPhone or iPad for Calling, Messaging, Emailing, Web Browsing, and More

Since 2020, you've been free to set your preferred web browser and email app as the default on your iPhone or iPad. Now, four years later, Apple is expanding this flexibility in the U.S., allowing even more apps to be set as defaults for specific actions. Plus, there's now a centralized menu to manage all these default app settings.

How To: Remove or Add 'Where from' Metadata in Files on macOS

When you download files from certain apps like Safari and Chrome on your Mac, those files are tagged with the "Where from" metadata attribute. Depending on where the file was downloaded from, this attribute may refer to the host's URL, a sender's email address, or another piece of identifying information. While not obvious, you can delete or even change this attribute.

How To: 12 Reasons Why You Should Be Using Text Replacements on Your iPhone, iPad, or Mac

You probably know of Apple's Text Replacement feature for iOS, iPadOS, and macOS, but you're probably not using it as much as you should. With it, you can create your own keyboard triggers for almost anything you can think of, whether it's an email address or an entire email. There are endless reasons to create custom text replacements — and we'll show you why.

How To: Fingerprint Web Apps & Servers for Better Recon & More Successful Hacks

Web applications are ubiquitous in the modern online world, and knowing how to attack them is an increasingly valuable skill. But the key to a successful attack is good recon since it's easier to be focused and efficient with the more information you have. There are many fingerprinting tools available, such as httprint and WebTech, but there are even more that can aid us in reconnaissance.

How To: Design Your Own Video Games with This Pay What You Want Bundle

"I want to make video games" — Is there anyone who hasn't ever thought that? It's almost universal among gamers to want to get on the other side of the screen and design the games themselves, especially those of us who have played less than impressive games and thought that we could do a better job. But it's hard to know where to start — or how — when it comes to creating our own games.

How To: Browse Privately & Securely with This VPN

If you're looking to improve your browsing experience, then a VPN is the right way to go. If you're tired of censored or geographically blocked sites and wary of companies selling your data, then a good VPN can be your answer to a problem that limits every aspect of your experience online.

How To: Delete the T-Mobile App from Any Android Phone — No Computer Needed

If you buy an Android phone from any of the big US carriers, it will come with several extra apps in addition to any apps the manufacturer preinstalled. It's all in the name of profit, of course. Some of these apps are from companies that paid the carriers to distribute their software, and some are from the carriers themselves, usually aimed at upselling you or perhaps collecting a little data.

How To: Get Trained in UX Design with This Bundle

Becoming a successful web developer is more than knowing coding languages. Learning to craft functional, intuitive designs is as much coding as knowing how the user will interact with what you've built. The Complete Become a UI/UX Designer Bundle can take you from introduction to mastery in designing the best user experience, and right now, it's only $34.99.

How To: Uninstall Bloatware Without Root or a PC Using Android's New 'Wireless Debugging' Feature

Bloatware is a problem on Android, and it's not just a Samsung thing. Removing apps that have the Uninstall or Disable button grayed out in Settings has always involved sending ADB commands to your phone from a computer, which itself was always such a pain to set up. Thankfully, that has finally changed.

How To: Hack Computers Over Wi-Fi with the WiFi Duck Payload Deliverer

The USB Rubber Ducky is a well-known hacking device in the cybersecurity industry, but it needs to be preprogrammed before it can be used. That means it's not easy to issue commands to a target computer since you can't interact with it from afar after plugging it in. And if you don't know what the target computer is, you might come up empty. That's where the WiFi Duck comes in handy.

How To: Crack Password-Protected ZIP Files, PDFs & More with Zydra

Everybody knows not to store sensitive information in unencrypted files, right? PDFs and ZIP files can often contain a treasure trove of information, such as network diagrams, IP addresses, and login credentials. Sometimes, even certain files that are encrypted aren't safe from attackers. That's where Zydra comes in — a tool for cracking RAR files, ZIP files, PDF files, and Linux shadow files.