Many of you may have the problem that Mac Devices have a terrible display with blurry fonts when connected to an external monitor. To improve the display, we need to simulate the macOS HiDPI on a non-retina display. This article will show you how to do that.

It seems Big Sur has tighten up files permissions. The old way of disabling SIP can’t modify system files anymore. But in fact, you can change HiDPI without SIP, mlch911 has modified the script to make it work.

Change Run the script‘s command bash -c "$(curl -fsSL" to bash -c "$(curl -fsSL" . Due to the policy of Big Sur, we no longer have access right to /System/Library, mlch911 just modified the the path in the original script to /Library .

Disable SIP(System Integrity Protection) in OS X

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In this era of information, everyone should notice the value of information. Wherever there is information, there is also treasure and success! If you can build your own web crawler, it will be easier for you to acquire the huge treasure in the world of Internet.

I’m a beginner in the field of web crawler. The purpose of this blog is to record my learning and hope these articles could also help you to learn web crawler. My English is not very good, so it would be appreciated if you could point out my grammar mistakes.

The truth of a web page

Let us open a website to have a look. It may look like this:

With an elegant format design and some pictures.

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