Ngesiphelo: Phinda umyalelo wangaphambili nge !!

Siyaqhubeka nemiyalelo enomdla kwaye iluncedo ngamanye amaxesha esiyilibeleyo ukuyisebenzisa, ukuba ibonakaliswe kwinkqubo yethu. Kule meko siya kusebenzisa enye esivumela ukuba sidlale kancinci ngembali yethu.

Masithathe umzekelo olula, vula itheminali kwaye ubeke:

$ nano /etc/sudoers

Baza kuba nakho ukuqonda ukuba asinakho ukuhlela ifayile ukuba asingabo abalawuli. Ke masisebenzise iSudo, kodwa ukuze singaphindi umyalelo esiwubekileyo:

$ sudo !!

Kwaye oku kuyaphinda:

$ sudo nano /etc/sudoers

Oko kukuthi, umyalelo !! Siza kuwuphinda kwakhona umyalelo esibaleke kuwo ngaphambili kwi-terminal. Sinokuphinda siphumeze omnye umthetho ongadlulanga kokwazi inani lawo kwimbali.

Vula i-terminal kwaye ubeke:

$ history

Kwimeko yam kuphuma into enje:

[ikhowudi] 495 cd Desktop /
Iilitha ezingama-496
I-497 wget -c http://cinnamon.linuxmint.com/tmp/blog/119/classic.png
Ngama-498 cd
I-499 cvlc Umculo / iJamendo / i \ Patinettes \ - \ Ubumnandi \ - \ 2011.06.03 /
I-500 cvlc Umculo / iliwa /
[/ ikhowudi]

Ukuba ndisebenzisa umthetho !! Umyalelo wangaphambili wenziwa, oya kuthi kule meko ube:

$ cvlc Música/Rock/

Kodwa ukuba ufuna ukuqhuba umzekelo myalelo:

$ wget -c http://cinnamon.linuxmint.com/tmp/blog/119/classic.png

Kuya kufuneka ndibeke:

$ !497

I-497 linani eliphambi komyalelo. Ngaba kulula ngokuchanekileyo?


Shiya uluvo lwakho

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  1.   mauritius sitsho

    Wowu, bendingayazi le nto, ulwazi oluhle kakhulu, enkosi.

  2.   zi84 sitsho

    Oku kuyandisindisa ekucofeni utolo oluphezulu | qala. Enkosi ngolwazi.

  3.   Maxwell sitsho

    Ndiyifumana iluncedo kakhulu, oku kunye ne-Ctrl + R yokukhangela komyalelo kwenza amava kwi-ttys amnandi nangakumbi.

  4.   Hugo sitsho

    Ndihlala ndisebenzisa ogama limbi ukucoca:

    alias h='history | egrep -i'

    Ngapha koko, ngoku ndicinga ngayo, mhlawumbi kungcono ukongeza umsebenzi onje kwi .ukuku:

    h () {
    # Función para listar comandos del historial
    HISTERROR="Se puede utilizar como máximo un parámetro."
    if [ $# -eq 0 ] ; then
    history | less
    elsif [ $# -eq 1 ] ; then
    history | egrep -i $1 | less
    else
    echo $HISTERROR
    fi
    }

    Ngale ndlela, sebenzisa nje h ukudwelisa yonke imiyalelo kwimbali, okanye h Ipharamitha ukudwelisa imiyalelo ehambelana neparameter (leyo, ngendlela, ivumela intetho eqhelekileyo).

  5.   ULucas Matias sitsho

    Ndisebenzisa izikhokelo. Emva koko ndiyazama.