Musadabwe kuti chizindikiro chotsatira ndi chiyani?
- ~
The ~ amatchedwa tilde ndipo imachokera ku Latin kwa titulus ndipo molingana ndi Wikipedia inadza ku Chingerezi kudzera m'Chisipanishi. Ndikutanthauza mutu kapena mndandanda.
M'kati mwa Linux chizindikiro cha (~) chimadziwika ndi metacharacter ndipo mkati mwa chipolopolo cha chimbudzi chimakhala ndi tanthauzo lapadera.
Ndiye kodi lamulo lotsatirali likuchita chiyani:
cd ~
Lamuloli pamwambapa limangokubwezerani ku nyumba yanu. Ndi njira yachidule. Ngati mwasintha kupita ku foda ina monga / var / logs kapena / mnt ndi zina ndiye kulemba cd ~ kukubwezeretsani kunyumba kwanu.
Mtengo (~) umachita zambiri kuposa izo.
Ngakhale kugwiritsira ntchito tilde payekha kukufikitsani ku bukhu la nyumba yanu yogwiritsira ntchito momwe mungagwiritsire ntchito, mukhoza kusunthira ku nyumba ya wosuta wina polemba dzina la munthu pambuyo pa tilde.
Mwachitsanzo, ngati muli ndi wantchito wotchedwa Fred pa kompyuta yanu mukhoza kusamukira ku foda yake polemba zotsatirazi:
cd ~ fred
Ntchito ina ya tilde ndiyo kubwereranso ku bukhu la ntchito yapitayi. Tangoganizani kuti mwangosintha fayilo ya Fred kuchokera ku / var / logs folder. Mungathe kubwerera ku / var / logs folder polemba zotsatirazi:
cd ~ -
Zosiyana ndi ~ - ndi ~ + zomwe zikagwiritsidwa ntchito ndi lamulo la cd zimakutengerani ku bukhu lamakono la ntchito.
Izi, ndithudi, sizili zothandiza makamaka chifukwa muli kale mkati mwazomwe mukulembera ntchito.
Kulemba cd ~ mu terminal ndi kukanikiza fungulo la tabu lili ndi mndandanda wa mafolda onse omwe mungathe kupita.
Chitsanzo cha izi chikhoza kuwonedwa mu chithunzi pamwambapa.
Kupita ku folda ya masewera ndikuyimira zotsatirazi:
cd ~ masewera
Izi zimakutengerani ku foda / usr / masewera.
Zindikirani kuti sizinthu zonse zomwe mwasankha zomwe zikugwiritsidwa ntchito ndi lamulo la cd.
Ntchito zingapo zotsiriza za tilde ndi izi:
cd ~ 0
cd ~ 1
cd ~ -1
Mndandanda uwu umakulolani kuti mudutse muzomwe mukulembera. Folders akhoza kuwonjezeredwa ku fakitale yogwiritsa ntchito pushd .
Mwachitsanzo, ngati muli mu foda yanu ya nyimbo ndipo mukufuna kuti iwoneke m'ndondomeko yamakalata awa:
pushd / nyumba / dzina lache / nyimbo
Tsopano lembani otsatirawa otsatirawa kuti :
ma-d
Izi zikuwonetsera mndandanda wa zinthu zonse zomwe zili pamtanda.
Ganizirani za thumba mu mawonekedwe ake enieni. Tangoganizani muli ndi masamba ambirimbiri. Kuti mufike kumagazini yachiwiri pansi muyenera kuchotsa chimodzi kuchokera pamwamba kuti mufike kwa icho.
Tangoganizirani kuti munali ndi thumba motere:
0. Nyimbo
1. Zosaka
2. Malemba
Kugwiritsira ntchito mawu akuti cd ~ 2 kumakufikitsani ku foda mu malo achiwiri mu stack. Dziwani kuti malo oyamba nthawi zonse ndiwotchulidwa pakali pano kuti nthawi ina mukakonzekeze dirs - mungathe kuona zotsatirazi:
0. Scripts
1. Zosaka
2. Malemba
Ngati mutabwerera ku folda ya Music, malo 0 adzakhalanso Music.
Lamulo la cd si lamulo lokha limene limagwira ntchito ndi tilde (~). Ls command imathandizanso.
Mwachitsanzo, kulembetsa mafayilo onse mu foda yanu yamtundu:
ls ~
Mtengowu umagwiritsidwanso ntchito m'ma filenames ndipo kawirikawiri umapangidwa ngati kusunga kwa olemba.
Tilde ndi imodzi mwa njira zamagetsi zomwe zimagwiritsidwa ntchito mu Linux. Zowonjezereka zina zimaphatikizapo kuima kwathunthu kapena nthawi (.) Yomwe imagwiritsidwa ntchito kutanthauzira malo omwe akugwiritsidwa ntchito poyendetsa mafayilo, asterisk (*) amagwiritsidwa ntchito monga khalidwe la wildcard mu kufufuza monga funso (?).
Chizindikiro cha carat (^) chimagwiritsidwa ntchito kutanthauza kuyamba kwa mzere kapena chingwe ndipo chizindikiro cha dola chimagwiritsidwa ntchito kutanthauza kutha kwa chingwe kapena mzere pamene kufufuza.