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详细看这里 https://book.bsdcn.org/di-5-zhang-ruan-jian-guan-li-he-xi-tong-sheng-ji/di-5.7-jie-tong-guo-freebsdupdate-geng-xin 以下全部在root账户下完成： 使用su命令进入root账 阅读全文
posted @ 2025-05-25 16:59
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A: The basic components of a computer include a Central Processing Unit (CPU), Primary Storage or Random Access Memory (RAM), Secondary Storage, Input 阅读全文
posted @ 2025-05-24 18:18
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1.4.2 BASH Command Line ReferencesBASH is the default shell for Ubuntu. The reader should be familiar with basic command line operations. Some additio 阅读全文
posted @ 2025-05-24 18:11
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https://www.manning.com/books/learn-powershell-in-a-month-of-lunches https://livebook.manning.com/book/learn-powershell-in-a-month-of-lunches/chapter- 阅读全文
posted @ 2025-05-23 02:25
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FROM chatGPT: The best and most reliable way to install PowerShell on Ubuntu is by using the Microsoft-provided package repositories, which ensure you 阅读全文
posted @ 2025-05-23 02:23
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from ChatGPT If your goal is to become a Windows power user—someone who uses Windows with maximal efficiency, fluency, and technical control—then you 阅读全文
posted @ 2025-05-23 01:26
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#include <unistd.h> int main() { write(1, "Hello, World\n", 13); return 0;} #include <stdio.h> int main() { printf("Hello, World\n"); return 0;} which 阅读全文
posted @ 2025-05-23 00:35
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直接使用bash shell script： # 这几个不需要使用sudo echo set visualbell >> ~/.vimrc echo set t_vb= >> ~/.vimrc echo export LESS=\"\$LESS -R -Q\" >> ~/.profile # 这个得 阅读全文
posted @ 2025-05-23 00:17
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# 后台运行： # 来源：https://www.rickmakes.com/running-ffmpeg-as-a-background-process/# ffmpeg -nostdin -hide_banner -nostats -loglevel panic -i input.mp4 -y 阅读全文
posted @ 2025-05-23 00:12
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from chatGPT i just changed hello.c to hello.sh.then compile use gcc, it reports error. why? When you issue the command: gcc hello.c -o hello GCC perf 阅读全文
posted @ 2025-05-22 23:14
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