Manyan dabaru 10 don tashar

1. aiwatar da umarni na karshe tare da !!

Take ya faɗi duka, kawai shigar da waɗannan a cikin tashar ...

!!

Don sake aiwatar da umarnin ƙarshe da aka shigar. Wannan dabarar tana da amfani sosai idan muka manta da shiga sudo a farkon. A wannan yanayin, dole ne ku shiga:

sudo !!

Don gano wasu hadaddun hanyoyin samun mafi kyawun wannan dabara, ina bada shawarar karanta wannan tsohon matsayi.

2. Kashe umarni na karshe amma gyara kuskuren bugawa

Wannan dabarar tana da amfani sosai lokacin da muka shigar da umarni tare da rubutu mai sauƙi. Misali, idan muka gudu:

fitar"desdelinuxz"

Zaka iya gyara shi ta shigar da mai zuwa:

^z

3. Kira mai editan rubutu don shigar da dogon umarni

Wani lokaci kana buƙatar shigar da umarni marasa iyaka a cikin tashar. A wannan yanayin, taimakon editan rubutu mai sauƙi, kamar su nano ko emacs, na iya zama mai taimako.

Don buɗe edita, kawai danna Ctrl + x + e a cikin m. Rubutun da kuka shigar izuwa yanzu za'a kwafe shi zuwa editan rubutu da zarar an buɗe shi.

A nata bangaren, editan da aka yi amfani da shi zai zama wanda aka fayyace a cikin canjin $ EDITOR. Don canza wannan daidaitawar, yana yiwuwa a aiwatar da ...

fitarwa EDITOR = nano

Sauya Nano tare da editan da ka fi so.

4. aiwatar da umarni ba tare da adana shi ga tarihi ba

Dan dandatsa na gaskiya ba zai iya watsi da wannan dabara ba Kamar yadda kowa ya sani, bash yana adana tarihin umarnin da aka zartar, wanda yake da sauƙin samun dama ta amfani da kibiyoyin maballin ko Ctrl + R (yin wani bincika bincike a cikin tarihi).

A wannan yanayin, abin da yakamata ku yi don kada a shigar da umarnin da aka shigar a cikin tarihi shine sanya sarari a gaba:

umarni

5. Ta atomatik saita ma'aunin ƙarshe na umarni

A ce umarnin da aka zartar a baya ya kasance

cp file.txt / var / www / wp-abun ciki / uploads / 2009/03 /

Don samun dama ga kundin adireshi da ake tambaya, za ku iya shigar da umarnin cd biye Alt +. o Esc +. :

cd 'ALT +.'

Wannan ba komai bane illa hanyar shiga ta gajera:

cd / var / www / wp-abun ciki / uploads / 2009/03 /

6. zartar da umarni a wani ajiyayyen lokaci

Haka ne, ee, wancan ne abin da ya kasance don shi cron. Koyaya, wani lokacin muna son gudanar da umarni don gudu a wani lokaci amma sau ɗaya kawai.

A ce muna son aiwatar da umarnin ls -l a tsakar dare. A wannan yanayin, dole ne mu aiwatar da shi ta hanya mai zuwa:

amsa kuwwa "ls -l" | a tsakar dare

7. Samu IP na waje

Godiya ga sabis ɗin da aka bayar http://ifconfig.me/ Zai yiwu a san bayanai daban-daban na haɗin Intanet ɗinku, kai tsaye daga tashar:

curl ifconfig.me/ip // Adireshin IP curl ifconfig.me/host // Nesa uwar garken curl ifconfig.me/ua // Wakilin Mai amfani curl ifconfig.me/port // Port

8. Koyi yadda ake amfani da Ctrl + u da Ctrl + y

Sau nawa kuka fara buga umarni kuma kuka tuna cewa kafin ya zama dole yin wani abu? Da kyau, yana yiwuwa a yi wani nau'i na yanki-manna don daga baya ya zama mai sauƙi don sake shigar da umarnin da aka bari rabin.

A ce ka fara rubutu ...

cd / gida / mai amfani

kuma kun tuna cewa kafin ku bincika wani abu a cikin kundin adireshi na yanzu. A wannan yanayin latsa Ctrl + u (Zai zama wani abu kamar "yanke").

Shigar da umarnin da ake buƙata don fara aiki da farko. Yi tsammani ...

ls -l

... sannan kuma latsa Ctrl + y (Yana aiki kamar "liƙa").

9. Tsabtace tashar cikin sauki

con Ctrl + l ana iya tsabtace tashar a cikin jiffy.

10. Je zuwa kundin adireshi, gudanar da umarni, kuma komawa zuwa kundin adireshi na yanzu

Wannan dabarar tana da daɗi. Don aiwatar da jerin umarni ba tare da barin kundin adireshi na yanzu ba, kawai tattara su a cikin iyaye. Kamar yadda kusan kowa ya sani, don aiwatar da jerin umarni, dole ne ku haɗa su ta amfani da &&. Amfani da waɗannan ra'ayoyin, zamu iya aiwatar da wani abu kamar haka:

(cd / tmp && ls)

Sakamakon wannan umarnin (lura da maƙalar) zai zama jerin fayiloli da kundayen adireshi a cikin babban fayil ɗin / tmp. Duk ba tare da barin kundin adireshinmu na yanzu ba. Jauhari!

Yapa. Lissafi umarnin da akafi amfani dasu

Don ganin su umarni mafi amfani kawai aiwatar da wadannan:

tarihi | awk '{a [$ 2] ++} KARSHE {don (i a a) {buga a [i] "" i}}' | irin -rn | kai

A nawa, wadanda suka yi nasara sune:

450 yaourt 415 sudo 132 git 99 cd 70 leafpad 70 killall 68 ls 52 pacman 50 xrandr 45 saman

Don magoya baya, kamar wannan sabar, Ina ba da shawarar ziyarta umarni. Hakanan, me zai hana, kada ku daina kallon fayil daga shafin mu.