5. Create a File Using cat Command We can use the combination of thecat commandand redirection operator to create a file. For example, the below command creates a new file if it doesn’t exist already. $ cat > tecmint.txt Here, the terminal waits infinitely for the user input. We have...
As the name implies, themkdiris a short form of the “make directory”. The good thing is that it creates a directory only if a directory or file with the same doesn’t exist at the given path. In this way, this is a very safe command and doesn’t cause any harm to the system....
“NVMe_SSD_SED”:NVMe SSD加密硬盘。 说明: 各存储级别所允许的硬盘类型如下: 0级存储(高性能层):SSD硬盘,SSD加密硬盘,NVMe SSD硬盘或NVMe SSD加密硬盘。 1级存储(性能层):SAS硬盘或SAS加密硬盘。 2级存储(容量层):NearLine SAS硬盘,NearLine SAS加密硬盘或SATA硬盘。
[a-z]\.archive\.ubuntu\.com/ubuntu#http://azure\.archive\.ubuntu\.com/ubuntu#g' /etc/apt/sources.list sudo sed -i 's#http://security\.ubuntu\.com/ubuntu#http://azure\.archive\.ubuntu\.com/ubuntu#g' /etc/apt/sources.list sudo sed -i 's#http://[a-z][a-z]\.security\....
If you are a root user, run the following command to modify the /etc/fstab file: echo `blkid /dev/vdb | awk '{print $2}' | sed 's/\"//g'` /media/test ext4 defaults 0 0 >> /etc/fstab The following items describe the parameters: /dev/vdb: the device name of the data dis...
#!/bin/bash # echo \n ❌ # echo "sed test\n" # echo -e \n ✅ echo -e "sed test\n" # echo $"双引号 ❌" # echo $"sed test\n" # echo $'单引号 ✅' echo $'sed test\n' printf "sed test\nabc xyz\n\n" printf "sed test\nabc xyz" # sed test # abc xyz% #...
To mount the RAID array on every system boot, add an entry for the RAID array to the /etc/fstab file. Run the following command to add a mount entry for the RAID array to the /etc/fstab file: sudo sh -c "echo `blkid /dev/md0 | awk '{print $2}' | sed 's/\"//g'` ...
External configuration file. Check of 'date' command version. 1.5.1 Misc bugfixes and parameter checks 1.5 Đurađ Radojičić (djura-san) refactored some code and added flexibility and i18n 1.4.2 Now issues are handled at Github 1.4.1 Some code refactoring 1.4 Using twitter for ...
HitEnterto accept each of the defaults. The command writes the key pair to the.sshdirectory in the user’s home. Copy the public key into the user-data file. Copy SSHKEY=$(cat~/.ssh/id_rsa.pub)sed-i"s|<paste_public_key_here>|${SSHKEY}|g"~/user-data ...
using channel ORA_AUX_DISK_1 channel ORA_AUX_DISK_1: copied control file copy Finished restore at 09-OCT-21 contents of Memory Script: { sql clone 'alter database mount standby database'; } executing Memory Script sql statement: alter database mount standby database ...