How To Geek是一个学习各种知识的好地方，我们的一些文章深入解释了一些东西是如何工作的。我们称之为解释者主题，以下是我们在2011年发表的最好的主题。

您应该在windows pc上备份哪些文件？

You’ve probably been told many times that it’s a good idea to backup your PC. But, where do you start? What do you actually need to backup? The following article shows you the basics of backing up your PC, what files and folders you should backup, and why. Remember that every PC is different and some of the files and folders you may need to backup may be different from the ones discussed in the article depending on what data is important on your PC.

您应该在Windows PC上备份哪些文件？

htg解释说：32位和64位Windows7有什么区别？

Have you heard the terms “32-bit” and “64-bit” and wondered what these terms actually mean and why you might want to run the 64-bit version of Windows 7? The following article takes you through the history of 32-bit and 64-bit computing, what your computer can run, and the advantages and disadvantages of using a 64-bit Windows environment.

HTG解释道：32位和64位windows7有什么区别？

htg解释：电子邮件是如何工作的？

Email is such a common and important form of communication today. You send and receive messages daily, whether you use a computer, **art phone, or tablet. The following article explains how email works in language anyone can understand.

HTG解释：电子邮件是如何工作的？

别再相信电视的谎言了：关于“增强”图像的真实真相

You’ve probably seen it many times on television and in movies. Some government agency uses their advanced technology to “enhance” a blurry image to clear up the face of a villain. Is it really possible to find faces in blurry pixels? The following article argues, using science and technology, that it is impossible to do with current technology and will likely never be possible.

别再相信电视的谎言了：关于“增强”图像的真实真相

什么是所有这些音频格式之间的差异(the differences between all those audio formats)？

There are many different digital audio formats out there. How do you tell what formats to use in which situati***? The following article discusses some of the more common audio formats, the differences among them, and for what purposes you would want to use them.

HTG解释道：所有这些音频格式之间有什么区别？

什么是hdr摄影，我如何使用它(hdr photography, and how can i use it)？

How To Geek教会了你摄影的各个方面。其中之一，高动态范围（HDR）成像，可以创建细节和清晰度认为是不可能的美丽照片。下面的文章将向您介绍不同类型的HDR成像，并澄清令人困惑的术语。

图片来源：Nevit Dilmen曝光

HTG解释说：什么是HDR摄影，我如何使用它？

htg解释说：firefox内存清理器真的能工作吗？

如果您使用Firefox，您可能已经注意到它在正常使用期间会消耗大量的系统内存。这可能是由于打开的选项卡数或安装的附加组件数造成的。然而，即使是新安装的Firefox也会占用大量内存。有几个Firefox插件声称可以释放浏览器不再使用的内存，但它们真的可以工作吗？下面的文章简要解释了Windows如何处理内存，通过一个监视Firefox内存使用的例子以及如何解释结果，并提出了一些更有效的方法来管理Firefox的内存使用。

HTG解释说：Firefox内存清理器真的能工作吗？

htg解释道：了解uefi将如何取代pc的bios

The BIOS has been a part of your PC for a long time. You’ve probably heard of it, but you may not know what it is or what it does. It’s low-level software that is built-in on the motherboard of your PC and gets the hardware in your computer going when you boot your computer. It then passes control to the operating system or other boot loader. The Unified Extensible Firmware Interface (UEFI) is going to be taking the place of BIOS. The following article describes these two technologies and provides some history.

HTG解释道：了解UEFI将如何取代PC的BIOS

什么是消除混叠，以及它如何影响我的照片和图像(anti-aliasing, and how does it affect my photos and images)？

Anti-aliasing is an important part of photography and image editing and should be understood if you want to create high quality images. The following article describes what anti-aliasing is, why we use it, and when you shouldn’t use it. Be ready for a very geeky article. We use a lot of math and science to explain anti-aliasing!

什么是抗锯齿，它如何影响我的照片和图像？

我的u**驱动器应该使用什么文件系统？

Different operating systems and devices use different file systems to manage their files. How do you know what file system to use on a USB drive so you can transfer files to all your different devices? The following article describes which formats work for which systems to help you decide what file system will work best for formatting your USB drive.

我的USB驱动器应该使用什么文件系统？

htg解释说：你的智能**丢了，现在怎么办？

If you’ve lost your **artphone, you are probably panicking about all the private data on it and thinking “identity theft.”  The following article shows you some precautionary steps you can take to help protect your data and to locate your phone once it is lost. We also show you something you can do if you weren’t prepared when you lost your phone, and even opti*** available for replacing your phone.

HTG解释说：你的智能**丢了，现在怎么办？

htg解释说：你真的需要整理你的电脑吗？

In the past, it was always thought that defragging your PC would make it operate faster. However, with today’s operating systems, you probably don’t need to manually defrag your PC. The following article shows you a couple of scenarios that help explain why this is true.

HTG解释说：你真的需要整理你的电脑吗？

htg解释道：什么时候需要更新驱动程序？

Drivers are computer programs that allow Windows, and other programs you install in Windows, to interact with hardware devices. For example, your computer needs a software program to know how to interact with all the features of your video card. Drivers have updates just like Windows and programs do.  The following article gives advice about how often you really need to update your drivers.

HTG解释道：什么时候需要更新驱动程序？

htg解释：黑客如何通过sql注入/ddos接管网站

You’ve probably heard about the infamous Sony PlayStation hack that compromised the personal information of many PlayStation online gamers. If you’ve ever wondered how that was done, the following article discusses the tools and techniques hacker groups use so you can understand what’s going on. We show you how two common attacks, “(Distributed) Denial of Service” (DDoS) and “SQL Injecti***” (SQLI) work. Note that we’re not trying to provide a manual so you can do this yourself. It’s just **art to be informed.

HTG解释：黑客如何通过SQL注入/DDoS接管网站

htg解释：了解路由器、交换机和网络硬件

如果你想在家里建立一个网络，你可能已经试着弄清楚路由器、交换机、集线器和其他网络硬件，弄清楚你需要什么以及如何让它工作。下面的文章将讨论家庭网络硬件，告诉您各个部分的作用。我们帮助您了解何时需要每一个部件，以及如何最好地部署它们以优化您的家庭网络。

HTG解释：了解路由器、交换机和网络硬件

我们希望你学到了很多！