E kaomi pōkole i ke kī Esc a laila kaomi Shift + G e hoʻoneʻe i ka cursor i ka pau ʻana o ka faila ma vi a vim hoʻoponopono kikokikona ma lalo o Linux a me nā ʻōnaehana like Unix.
Pehea ʻoe e ʻike ai i ka laina hope o kahi faila ma Linux?
No ka nānā ʻana i nā laina hope loa o kahi faila, hoʻohana i ke kauoha huelo. Hana like ka huelo me ke poʻo: ʻano huelo a me ka inoa faila e ʻike i nā laina hope he 10 o kēlā faila, a i ʻole e paʻi i ka huelo -number filename e ʻike i nā laina helu hope o ka faila. E ho'āʻo e hoʻohana i ka huelo e nānā i nā laina ʻelima hope o kāu .
Pehea wau e ʻike ai i nā laina 10 hope loa o kahi faila ma Linux?
Syntax kauoha huelo Linux
He kauoha ka huelo e paʻi ana i ka helu hope loa o nā laina (10 laina ma ka paʻamau) o kekahi faila, a laila hoʻopau. Laʻana 1: E paʻi ʻo "huelo" i nā laina hope he 10 o kahi faila, a laila puka. e like me kāu e ʻike ai, paʻi kēia i nā laina hope 10 o / var / log / memo.
How do you jump to the end of a line in Linux?
2 Pane. CTRL + E e lawe iā ʻoe i ka hopena o ka laina.
Pehea wau e hele ai i kahi laina o kahi faila ma Linux?
Kākau i kahi palapala bash e paʻi i kahi laina mai kahi faila
- awk : $>awk '{if(NR==LINE_NUMBER) pa'i $0}' file.txt.
- sed : $>sed -n LINE_NUMBERp faila.txt.
- poo : $>poo -n LINE_NUMBER waihona.txt | huelo -n + LINE_NUMBER Eia ʻo LINE_NUMBER, ka helu laina āu e makemake ai e paʻi. Nā Laʻana: Paʻi i kahi laina mai hoʻokahi faila.
Pehea e loaʻa ai iaʻu ka laina mua a hope o kahi faila ma Linux?
Ma ka maʻamau, hōʻike ke poʻo iā ʻoe i nā laina 10 mua o kahi faila. Hiki iā ʻoe ke hoʻololi i kēia ma ke kaomi ʻana i ke poʻo -number filename, kahi helu ka helu o nā laina āu e makemake ai e ʻike. No ka nānā ʻana i nā laina hope loa o kahi faila, hoʻohana i ke kauoha huelo.
Pehea wau e hōʻike ai i nā laina 10 mua o kahi faila ma Linux?
Kākau i kēia kauoha poʻo e hōʻike i nā laina 10 mua o kahi faila i kapa ʻia ʻo "bar.txt":
- poʻo -10 bar.txt.
- poʻo -20 bar.txt.
- sed -n 1,10p /etc/group.
- sed -n 1,20p /etc/group.
- awk 'FNR <= 10' /etc/passwd.
- awk 'FNR <= 20' /etc/passwd.
- perl -ne'1..10 a paʻi ' /etc/passwd.
- perl -ne'1..20 a paʻi ' /etc/passwd.
Pehea wau e papa inoa ai i nā faila 10 mua ma Linux?
ka Kauoha ls loaʻa nā koho no kēlā. No ka papa inoa ʻana i nā faila ma nā laina liʻiliʻi, hiki iā ʻoe ke hoʻohana –format=comma e hoʻokaʻawale i nā inoa faila me nā koma e like me kēia kauoha: $ ls –format=comma 1, 10, 11, 12, 124, 13, 14, 15, 16pgs- ʻāina.
Pehea wau e hoʻohuli ai i ka helu o nā laina ma Unix?
Hiki iāʻoe ke hoʻohana ka hae -l e helu laina. Holo i ka polokalamu maʻamau a hoʻohana i kahi paipu e hoʻohuli hou i wc. ʻO kahi ʻē aʻe, hiki iā ʻoe ke hoʻihoʻi i ka hopena o kāu polokalamu i kahi faila, e ʻōlelo ʻo calc. i waho, a holo wc ma ia faila.
How do you go back a line in terminal?
CTRL + C from the current command . Then press the ↑ .
Pehea wau e hoʻi ai i Linux?
hoʻohana ʻia ke kauoha hoʻihoʻi e haʻalele i kahi hana shell. Lawe ia i kahi ʻāpana [N], inā ʻōlelo ʻia ʻo N a laila hoʻihoʻi ia [N] a inā ʻaʻole ʻōlelo ʻia ʻo N a laila hoʻihoʻi ia i ke kūlana o ke kauoha hope i hoʻokō ʻia i loko o ka hana a i ʻole ka palapala. N hiki ke lilo i helu helu.
Pehea ʻoe e hele ai i ka hopena o ka laina?
Ke hoʻohana nei i ke kīpē no ka hoʻoneʻe ʻana i ka cursor a me ka ʻōwili palapala
- Home - neʻe i ka hoʻomaka o kahi laina.
- Hoʻopau - neʻe i ka hopena o kahi laina.
- Ctrl+Kī arrow - hoʻoneʻe i hoʻokahi huaʻōlelo i ka ʻākau.
- Ctrl+Left arrow kī – neʻe i hoʻokahi huaʻōlelo i ka hema.
- Ctrl+Up arrow key – neʻe i ka hoʻomaka o ka paukū o kēia manawa.
Pehea wau e hele ai i kahi laina o kahi faila ma Unix?
E hana i kēia, E kaomi iā Esc, e kākau i ka helu laina, a laila kaomi Shift-g . Inā ʻoe e paʻi iā Esc a laila Shift-g me ka ʻole e kuhikuhi i kahi helu laina, e lawe iā ʻoe i ka laina hope o ka faila.
He aha ka hoʻohana ʻana o awk ma Linux?
ʻO Awk kahi mea pono e hiki ai i ka mea papahana ke kākau i nā polokalamu liʻiliʻi akā maikaʻi ma ke ʻano o nā ʻōlelo e wehewehe i nā ʻano kikokikona e ʻimi ʻia i kēlā me kēia laina o kahi palapala a me ka hana e hana ʻia ke loaʻa kahi pāʻani i loko o kahi. laina. Hoʻohana nui ʻia ʻo Awk no ka nānā ʻana a me ka hana ʻana.
How can you display nth line of a file?
Ma lalo iho nei ʻekolu mau ala maikaʻi e loaʻa ai ka laina nth o kahi faila ma Linux.
- poo / huelo. ʻO ka hoʻohana wale ʻana i ka hui ʻana o nā kauoha poʻo a me ka huelo ʻo ia paha ke ala maʻalahi. …
- sed. Aia kekahi mau ala maikaʻi e hana ai i kēia me ka sed. …
- awk. Loaʻa i ka awk kahi NR hoʻololi i hoʻopaʻa ʻia e mālama i nā helu lālani file/stream.