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How To: Parallel Programming with OpenMP: A Quick Introduction

As many of you know, processor's clock frequency improvement got stuck in about 2003, causing the origin of multicore CPU (and other technologies). In this article I'll introduce you on how to run code simultaneously in various processors (I suppose that all of you have a multicore CPU). When you write code without any parallel directive, it only executes in one CPU at the same time (see it below). OpenMP make simple to work with various cores (if not with all of them) , without so much heada...

How to Train Your Python: Part 9, Basics of Error Detection and Handling

Welcome back! In the last iteration of how to train your python, we covered loops, today we'll be covering something that I wish I had learned about much earlier in my scripting career, errors. We all run into them, and they can be frustrating, but there is also a silver lining to them. Today, we'll be discussing why some errors are unavoidable, and what we can do when we run into them. Also, this article will be more of a concept and less of writing actual code, but the information is equall...

News: The 5 Best 'Car Mode' Apps for Android

In general, smartphones and cars don't mix—but this is mainly because you have to take your eyes off the road to poke around on your handheld gadget. In reality, the only difference between your smartphone and your car's FHWA-approved infotainment system is that the latter is mounted in a fixed position and has an oversized interface that makes it easy to use without looking away from the road.

How To: Which Stores Accept Apple Pay? The Always Up-to-Date List

Apple Pay has been available to use in stores, as well as in select apps and websites, ever since its first appearance in iOS 8.1. Now, with iOS 12, there are currently 13 different iPhone models that support Apple Pay functionality without the use of an Apple Watch, and the list of partnered stores that accept Apple Pay has only grown. Here's our always-up-to-date list to keep you in the know.

How To: The Ultimate Guide to Using TWRP: The Only Custom Recovery You'll Ever Need

Just the fact that you own an Android device means you're privy to an entire world of third-party development. Many of the mods you'll see here on Gadget Hacks can be performed fresh out of the box, but with root and Xposed, the list grows longer. But to truly be able to take advantage of all that Android's massive development community has to offer, you'll need to have a custom recovery installed.

How To: All the Best Black Friday Electronics & Gadget Deals of 2013

This year, like every year before it, Black Friday sales are starting earlier than ever. A lot of stores will be opening their doors as early as 5pm on Thanksgiving to get a head start on the madness (and it really is madness). As we've discussed in the past, one of the keys to emerging victorious on Black Friday is to plan, plan, plan. So, we've compiled some of the best deals in tech, gadgets and appliances to help you prepare for battle.

News: Treat Yourself (Or Someone Else) to Steampunk Sex for the Holidays

A Steampunk's Guide to Sex was the subject of a recent successful Kickstarter campaign, and I now hold the finished book in my hands. As such, I can say (mostly) unreservedly that you should buy this book. Allow me to tell you why, before I get into the nitty-gritty about the book itself. Sex is something of an odd topic in America because it's perfectly legal, and yet taboo. Unlike things that are illegal and not taboo, like drug use, murder, theft, etc. What this means is that children can ...

How To: Set random themes in Gmail using your current location

There a ways to personalize your Gmail experience, and one of those is picking personalized Gmail themes which make emailing funner. But if you're not sure what kind of theme you want to use from all the available Gmail theme choices, there's an option called "Random" which provides you a random theme based on your geographical location, and will change when in a different location.

How To: Mix a Bloody Jack with whiskey, grenadine and Coca-Cola

Want to make a Bloody Jack like a champion bartender? This clip will show you how it's done. With the proper technique, mixing the perfect drink can be easy. So easy, in fact, that this free video bartenders' guide can present an overview of the process in about a minute's time. For more information, including a full list of ingredients and complete instructions on how to mix this drink yourself, take a look.

How To: Enable God mode in Windows Vista 32-bit and 7

In this video tutorial, viewers learn how to enable hidden God Mode in Windows Vista 32 bit and 7. This option does not work on Windows Vista 64 bit. Begin by right-clicking on the desktop. Then go to New and select Folder. Now name the folder to a desired name and paste this code behind it: .{ED7BA470-8E54-465E-825C-99712043E01C}. Users will now have a full list of control options for their computer system. This video will benefit those viewers who use Windows 7 and Vista, and would like to ...

How To: Measure clutch fork pedal travel in a Saturn S series

In this video, Rick Pin teaches us how to measure the clutch fork pedal travel in a Saturn S series. First, remove the air box and the resonator box from the vehicle. Also remove the duct work from the vehicle and set aside. Once these are removed, you will be able to see the plate cylinder underneath where the air box was. To measure the fork travel, us a piece of wire with tape on it that has measurements listed. Push down on the clutch travel as you do this, then remove the wire and you wi...

How To: View URLs in an index.dat file on a Windows PC with WinSpy

Interested in reading the list of web addresses in an index.dat file on a Microsoft Windows computer? This clip will teach you everything you'll need to know. With WinSpy, it's easy! So easy, in fact, that this home-computing how-to from the folks at Britec can present a complete overview of the process in just over two minutes. For more information, including detailed, step-by-step instructions, take a look.

How To: Mix a Special K cocktail with whiskey, peach juice and orange juice

Want to make a Special K like a champion bartender? This clip will show you how it's done. With the proper technique, mixing the perfect drink can be easy. So easy, in fact, that this free video bartenders' guide can present an overview of the process in about a minute's time. For more information, including a full list of ingredients and complete instructions on how to mix this drink yourself, take a look.

How To: Secure your wireless Internet connection

This video tutorial is in the Computers & Programming category where you will learn how to secure your wireless internet connection. If you don't secure your wireless internet connection you are allowing others to enter in to your network. Open the set up CD and first change the network name from the default name to anything that you like. For this go to step 3 of 'naming your network', type in your network name and click 'next'. Then you enable security on the network by choosing 'WPA2'. Nex...

How To: Remove the ads from Spotify

In this tutorial, we learn how to remove the ads from Spotify. First, you will need a proxy, which you can get from the website: Proxylist. Just simply click on a free proxy once you get to the site, then write down the proxy and port. Next, go to edit, then preferences. After this, change the auto-detect to https, then put the proxy next to the box that says "host". Next, type in the port next to where it says "port", then click on the "apply" button listed at the bottom of this window. Now ...

How To: Submit a children's book manuscript to publishers

In this video, we learn how to submit a children's book manuscript to publishers. First, you will want to type your manuscript oh white paper and make sure it's double spaced and indented at the beginning of each paragraph. Use one inch margins on each side as well. Make sure the pages are number consecutively and your name, address, phone number, and e-mail are listed on the cover page. Don't break the text up and don't include pictures unless you're a professional illustrator. When you are ...

How To: Upload Wordpress files using Filezilla

In this video, we learn how to upload Wordpress files using Filezilla. Before you get started, you will need to know the host, username, and password for your domain name. After this, click the quick connect button to connect to your server. The left hand side will show the local files on your server. Look in the root directory of your server and right click, then choose "create directory". Now, click on the plus sign to see a blog sub directory. Next, find where you downloaded Wordpress onto...

How To: Uninstall video card drivers on Windows XP

In this video tutorial, viewers learn how to uninstall the video card drivers on a Windows computer. Begin by clicking on the Start menu. Then right-click on My Computer and select Properties. Now click on the Hardware tab and click on Device Manager. In the list, click on Display Doctors and select the desired video card. Now double-click on the video card and select the Driver tab. Finally, click on Uninstall and follow the process to remove the drive. This video will benefit those viewers ...

How To: Eject devices from the use of the terminal for a Mac

In this tutorial, we learn how to eject devices from the use of the terminal for Mac. First, go to the terminal of your computer where you will see a notepad sort of page. Next, type in "df" and then press return. You will now see a list displaying processes on your computer. On the bottom will be your public zoning device, which is your USB device. Next, type in "hdiutil eject -force (the code under "mounted on)- volumes-publiczone". This is not case sensitive, but don't forget or add in any...

How To: Speed up Windows XP start menu for better performance

In this video tutorial, viewers learn how to speed up the Windows XP Start menu. Begin by clicking on the Start menu and select the Run program. Then type in "regedit" and click on OK. Now select H KEY_CURRENT_USER, go to Control Panel and click on Desktop. On the right side of the window, scroll down the list to find Menu Show Delay. Double-click on it, change the value to 0 and click OK. This video will benefit those viewers who use a Windows computer, and would like to learn how to speed u...