懂得都懂，B话少说。如果没有说明，则全部完成可用。 若不可用，请电路复位，重启，手动时序，关闭电路仿真再试。 我使用的是环境包中的logisim-ita-cn-1223 ，是一个免安装版本。 Custom properties ...

If someone says it's impossible to get a good service for free, they probably haven't heard about Bitdefender. The digital Stone Age of easy-to-spot viruses is over. Today’s e-threats - from Zeus P2P ...

This repository contains the design and implementation of a 16-bit CPU in Logisim. The project was developed in three stages, each progressively building on the previous, culminating in a fully ...

While one can find many sites with free music, not all of them are legal. Some sites allow the listener to stream but not download, and others allow both. For most people, finding the ideal free music ...

Though the period of free upgrades and workarounds have long expired, there are still ways to download Windows 10 for free. Keep in mind that you're likely better off using Windows 11, as it's the ...

Accessing music and videos isn’t a big thing in today’s world. Be it the latest hits, some indie track, or just some viral video, a good free download website can help a lot. In that direction, Tubidy ...

And they're all free. I've been writing about computers, the internet, and technology professionally for over 30 years, more than half of that time with PCMag. I run several special projects ...

Rather not pay for a music streaming service? Then, it's worth checking the best free music downloaders. While music streaming services like Spotify and Apple Music are great, offering a huge ...

Here's everything you get (and don't get) with the best free VPN services we've tested. I'm a senior analyst charged with testing and reviewing VPNs and other security apps for PCMag. I grew up in ...

The free-to-play section contains games that are supported by in-game microtransactions. Here live the bigger games like Destiny 2 and The Sims 4 that, while free, will definitely attempt to shake ...

When deciding which free backup software to download and use, first try to determine how difficult the data might be to recover. For example, not all will backup multiple partitions at the same time.

There are a ridiculous number of free PC games out there, so if you've been looking to save some cash without missing out on some great gaming, we've got options for you. You can have hours of fun ...