洪瑞展的數位歷程檔

https://askubuntu.com/questions/1216990/no-wi-fi-adapter-found-ubuntu-19-10-intel-ac-9560-windows-dual-boot https://unix.stackexchange.com/questions/538498/wifi-suddenly-stopped-working-on-ubuntu-18-
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Centos 7 網路校時

by 洪瑞展

2017-11-07 19:14:03, 回應(0), 人氣(3971)

# 安裝NTPyum install ntp ntpdate ntp-doc -y# 設定開機啟用ntpd服務systemctl enable ntpd# 同步時間ntpdate time.stdtime.gov.tw# 啟用服務systemctl start ntpd# 設定NTP servervim /etc/nt
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Centos 移除GRUB密碼

by 洪瑞展

2017-10-05 16:21:20, 回應(0), 人氣(552)

1. 下載任意版本Linux Live CD2. 使用Live CD開機3. 使用fdisk -l 查看磁區4. mount /dev/sda2 /mnt5. vi /mnt/grub/grub.conf6. 註解password=XXXXXXXX7. umount /mnt
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Centos 7更改Yum源(HiNet)

by 洪瑞展

2017-05-05 14:09:11, 回應(0), 人氣(17869)

#先備份原始之repo檔#切換到yum源目錄cd /etc/yum.repos.d/ #備份原始文件rename CentOS-Base.repo CentOS-Base.repo.bak CentOS-Base.repo#編輯yum Base檔案vim CentOS-Base.rep
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