Nka fumana boleng bo ikhethang ba kholomo ho Unix joang?
2 Mekhoa e meng + Kenya Alt
- Hlahisa boleng bo ikhethang ba kholomo. palo ea kholomo ke '6' cut -d',' -f6 file.csv | hlopha | bonngoe. richie · 2013-04-10 14:05:32 1.
- Hlahisa boleng bo ikhethang ba kholomo. 3 ke nomoro ea kholomo. -3. khaola -f 3 | bonngoe. flxndn · 2012-06-06 10:48:41 2.
U fumana boleng bo ikhethang joang ho tsoa kholomong?
Sefa bakeng sa boleng bo ikhethang kapa tlosa boleng bo tšoanang
- Ho sefa bakeng sa boleng bo ikhethileng, tobetsa Data > Hlopha & Filter > E tsoetseng pele.
- Ho tlosa litekanyetso tse kopitsoang, tobetsa Data > Lisebelisoa tsa Data > Tlosa Likopi.
- Ho totobatsa boleng bo ikhethang kapa bo habeli, sebelisa taelo ea Conditional Formatting sehlopheng sa Setaele ho thepo ea Lehae.
Nka fumana lirekoto tse ikhethang joang ho Unix?
Joale a re boneng mekhoa e fapaneng ea ho fumana rekoto e kopitsoang.
- Ho sebelisa mofuta le uniq: $ mofuta oa faele | uniq -d Linux. …
- Awk mokhoa oa ho lata mela e kopitsoang: $ awk '{a[$0]++}END{bakeng sa (ke in a)if (a[i]>1)print i;}' file Linux. …
- Ho sebelisa perl way:…
- Tsela e 'ngoe: ...
- Sengoloa sa khetla ho lata / ho fumana lirekoto tse kopitsoang:
Ke fumana litekanyetso tse ikhethang joang ho Linux?
uniq Command ho LINUX ka mehlala
- Syntax ea Uniq Command:…
- Likhetho bakeng sa Taelo e ikhethileng:…
- Ho sebelisa -c khetho : E bolela palo ea makhetlo a makhetlo a mabeli a phetoang. …
- U sebelisa -D kgetho : E boetse e hatisa mela e kopitsoang feela empa eseng e le 'ngoe ka sehlopha. …
- Ho sebelisa -u khetho : E hatisa feela mela e ikhethang.
Ke hatisa kholomo joang ho Linux?
U ka e etsa joang…
- Ho hatisa kholomo ea bohlano, sebelisa taelo e latelang: $ awk '{print $5 }' filename.
- Re ka boela ra hatisa litšiea tse ngata 'me ra kenya khoele ea rona e tloaelehileng pakeng tsa litšiea. Mohlala, ho hatisa tumello le filename ea faele ka 'ngoe bukeng ea hajoale, sebelisa sete e latelang ea litaelo:
Nka fumana litekanyetso tse ikhethang joang kholomong ho Python?
Re ka khona sebelisa Pandas unique() tšebetso ho mefuta e fapaneng ea thahasello ho fumana litekanyetso tse ikhethang tsa kholomo. Mohlala, a re re re batla ho fumana boleng bo ikhethang ba kholomo ea 'continent' ho foreimi ea data. Sena se ne se tla fella ka lik'honthinente tsohle ho dataframe. Re ka sebelisa ts'ebetso ea pandas e ikhethang molemong oa thahasello.
Ke tlosa mela e habeli joang ho Unix?
U hloka ho sebelisa liphaephe tsa khetla hammoho le lisebelisoa tse peli tse latelang tsa taelo ea Linux ho hlophisa le ho tlosa mela e kopitsoang ea mongolo:
- hlopha taelo - Hlopha mela ea lifaele tsa mongolo ho Linux le lits'ebetso tse kang Unix.
- uniq command - Kenya kapa u tlohele mela e phetoang ho Linux kapa Unix.
Ke fumana mela e ikhethang joang faeleng?
Fumana mela e ikhethang
- Faele e tlameha ho hlophisoa pele. hlopha faele | uniq -u tla hlahisa ho u tšelisa. - ma77c. …
- Ke nahana hore lebaka la mofuta oa faele | uniq e bonts'a litekanyetso tsohle nako ea 1 ke hobane hang-hang e hatisa mohala oo e kopanang le oona ka lekhetlo la pele, 'me bakeng sa likopano tse latelang, e mpa e li tlōla. – Reeshabh Ranjan.
U fumana mantsoe a phetoang joang ho Linux?
tlhaloso
- Pele o ka tokenize mantsoe ka grep -wo , lentsoe ka leng le hatisitsoe moleng o le mong.
- Ebe o ka hlophisa mantsoe a tokenized ka ho hlopha.
- Qetellong o ka fumana mantsoe a latellanang a ikhethang kapa a pheta-phetoang a nang le uniq . 3.1. uniq -c Sena se hatisa mantsoe le palo ea bona.