在文件foo.txt的每两行之后添加来自文件address.txt的一行内容$ cat foo.txtbla bla 2015 blablah 2018 blahbla bla blacopyright: 2020$ cat address.txtstart address: 0xA0, func1 address: 0xA0end address: 0xFF, func2 address: 0xB0$ sed -n 'p' address.txt | sed -e '________________' foo.txtbla bla 2015 blablah 2018 blahstart address: 0xA0, func1 address: 0xA0bla bla blacopyright: 2020end address: 0xFF, func2 address: 0xB0
举一反三
- 下列哪项为正确的总线网络标号? A: Data[0~7]。 B: 3com[3-1]。 C: _New[11..2]。 D: Address{0:15}。
- 下列哪项为正确的总线网络标号? ( ) A: 3com[3-1] B: Address{0: 15} C: Data[0~7] D: New[11..2]
- A.E-mail address and IP address B.MAC address and port address C.MAC address and IP address D.port number and IP address
- 参考以下配置,可以判断此设备GigabitEthernet0/0/0接口的IP地址配置有误,因为接口的IP地址不可能以0结尾。 [Huawei] interface GigabitEthernetO/0/0 [Huawei-GigabitEthernetO/O/O] ip address 19.224.17.0 255.255.128.0
- 【单选题】In the description of IPv4 address and IPv6 address, the correct one is (). A. IPv4 address and IPv6 address are 32 bits B. IPv4 address is 32 bits, IPv6 address is 128 bits C. IPv4 address and IPv6 address are 128 bits D. IPv4 address is 128 bits and IPv6 address is 32 bits