5 Nasiha da Dabaru Masu Sha'awa na Layin Umurni a cikin Linux - Kashi na 1


Shin kuna samun mafi yawa daga cikin Linux? Akwai abubuwa da yawa masu taimako waɗanda suka bayyana su zama Tukwici da Dabaru ga yawancin Masu amfani da Linux. Wani lokaci Tukwici da Dabaru sun zama buƙata. Yana taimaka muku samun haɓaka tare da saitin umarni iri ɗaya duk da haka tare da ingantattun ayyuka.

Anan za mu fara sabon silsilar, inda za mu rubuta wasu nasiha da dabaru kuma za mu yi ƙoƙarin samar da abin da za mu iya cikin kankanin lokaci.

1. Don duba umarnin da za mu yi a baya, muna amfani da umarnin tarihi. Anan akwai samfurin fitarwa na umarnin tarihi.

# history

A bayyane yake daga fitarwa, umarnin tarihi baya fitar da tambarin lokaci tare da log ɗin umarni na ƙarshe. Akwai mafita ga wannan? Ee! Gudun umarnin da ke ƙasa.

# HISTTIMEFORMAT="%d/%m/%y %T "
# history

Idan kana son saka wannan canji na dindindin, ƙara layin da ke ƙasa zuwa ~/.bashrc.

export HISTTIMEFORMAT="%d/%m/%y %T "

sa'an nan, daga Terminal run.

# source ~/.bashrc

Bayanin umarni da sauyawa.

  1. Tarihi - Laburaren Tarihin GNU
  2. HISTIMEFORMAT – Canjin Muhalli
  3. %d - Rana
  4. %m - Watan
  5. % y - Shekara
  6. %T - Tambarin Lokaci
  7. source – a takaice aika abubuwan da ke cikin fayil zuwa harsashi
  8. .bashrc - rubutun harsashi ne wanda BASH ke gudanar da shi a duk lokacin da aka fara shi ta hanyar mu'amala.

2. Gem na gaba a cikin jerin shine - yadda ake duba saurin rubuta faifai? To daya liner dd rubutun umarni yana aiki da manufar.

# dd if=/dev/zero of=/tmp/output.img bs=8k count=256k conv=fdatasync; rm -rf /tmp/output.img

Bayanin umarni da sauyawa.

  1. dd – Canza kuma Kwafi fayil
  2. if=/dev/zero - Karanta fayil ɗin ba stdin ba
  3. of=/tmp/output.img - Rubuta zuwa fayil kuma ba stdout ba
  4. bs - Karanta kuma Rubuta iyakar M bytes, a lokaci guda
  5. ƙidaya – Kwafi N shigar da block
  6. conv - Canza fayil ɗin kamar jerin waƙafi daban-daban.
  7. rm - Yana cire fayiloli da babban fayil
  8. -rf - (-r) yana cire kundayen adireshi da abubuwan da ke ciki akai-akai kuma (-f) Tilasta cirewa ba tare da gaggawa ba.

3. Ta yaya za ku bincika manyan fayiloli guda shida waɗanda ke cin sararin ku? Rubutun layi ɗaya mai sauƙi wanda aka yi daga umarnin du, wanda galibi ana amfani da shi azaman amfanin sarari fayil.

# du -hsx * | sort -rh | head -6

Bayanin umarni da sauyawa.

  1. du - Ƙimar yadda ake amfani da sarari na fayil
  2. -hsx - (-h) Tsarin Mutum Mai Karatu, (-s) Fitar da Takaitattun Bayanai, (-x) Tsarin Fayil ɗaya, tsallake kundayen adireshi akan wani tsarin fayil.
  3. tsari – Tsara layin fayil ɗin rubutu
  4. -rh - (-r) Mai da sakamakon kwatance, (-h) don kwatanta tsarin mutum wanda ake iya karantawa.
  5. kai – fitarwa na farko n layin fayil.

4. Mataki na gaba ya ƙunshi ƙididdiga a ƙarshen kowane fayil. Za mu iya fitar da kididdigar da ke da alaƙa da fayil tare da taimakon ƙididdiga (fayil ɗin fitarwa/matsayin fileSystem) umarnin.

# stat filename_ext  (viz., stat abc.pdf)

5. Na gaba da na ƙarshe amma ba ƙarami ba, wannan rubutun layi ɗaya na waɗanda, waɗanda suke sababbin. Idan kai gogaggen mai amfani ne mai yiwuwa ba kwa buƙatar sa, sai dai idan kuna son jin daɗi. To sababbin sababbin suna Linux-command-line phobic kuma layin da ke ƙasa zai haifar da shafukan mutum bazuwar. Amfanin shine a matsayinka na sabon abu koyaushe zaka sami abin da za ka koya kuma ba za ka gaji ba.

# man $(ls /bin | shuf | head -1)

Bayanin umarni da sauyawa.

  1. man – Shafukan Man Linux
  2. ls - Umarnin Lissafin Linux
  3. /bin – Wurin fayil ɗin Binary System
  4. shuf - Ƙirƙirar bazuwar bazuwar
  5. kai - Fitar farko n layin fayil.

Shi ke nan a yanzu. Idan kun san irin waɗannan shawarwari da dabaru za ku iya raba tare da mu kuma za mu buga iri ɗaya a cikin kalmominku akan gidan yanar gizon mu mai suna linux-console.net.

Idan kuna son raba wasu nasiha da dabaru waɗanda ba za ku iya sanyawa cikin labarin ba za ku iya raba ta a tecmint[dot] com[at] gmail[dot] com kuma za mu saka shi a cikin labarinmu. Kar ku manta da samar mana da ra'ayoyin ku masu mahimmanci a cikin sharhin da ke ƙasa. Ci gaba da haɗin kai. Like da share mu kuma a taimaka mana mu yada.

Kar a rasa:

  1. 10 Dabaru Masu Amfani Don Sabunta - Kashi na 2
  2. 5 Umarni masu amfani don Sarrafa Nau'in Fayil na Linux da Lokacin Tsari - Sashe na 3