Zviri Mukati[Viga][Ratidza]
- 1. Rondedzera Golang.
- 2. Ndezvipi zvakanakira Gover pane mimwe mitauro?
- 3. Muchirongwa cheGolang, chii chinonzi fmt?
- 4. Chii chaizvo chinonzi Go Interfaces?
- 5. Chii chaizvo chinonzi tambo literals?
- 6. Mamiriro ekushanda uye maparameter anogadziriswa sei muGolang?
- 7. Rondedzera mapakeji eGolang?
- 8. Ndeapi marudzi e data anotsigirwa neGolang?
- 9. Unorevei ne static type declaration ye variable mu Golang?
- 10. MuGolang, chii chinonzi dynamic variable declaration?
- 11. Ndingashandisa sei mapakeji etsika mumutauro weGO programming?
- 12. Chii chaizvo chinonzi goroutine? Ungamisa sei?
- 13. Rondedzera rune.
- 14. Chii chinonzi dimikira reGo kumiririra enum?
- 15. Ko rudzi rwemhando inotariswa sei panguva yekumhanya?
- 16. Tsanangura Go chiteshi.
- 17. Tsanangura nzira dzeGolang.
- 18. Chii chaizvo chinonzi nhangemutange yedata?
- 19. Chii chaizvo chinonzi Go kuunganidza marara?
- 20. Tsanangura matanho ekuedzwa uchishandisa Golang.
- 21. Ndezvipi chaizvo zvimedu zviri muGo?
- 22. Chii chaizvoizvo chiri murwi wendangariro?
- 23. Chii chaizvo chiri kuvharwa kwebasa?
- 24. Ko kutaura kwaGolang goto kunorevei?
- 25. MuGolang, chii chinonzi Lvalue neRvalue?
- 26. MuGo, ndezvipi zvinogadzira looping?
- 27. Chii chaizvo chiri maitiro ekugadzira?
- 28. Ndeipi yakanakisa Golang package ye nyore faira mashandiro? Ndeapi mamwe mapakeji eGolang anoshandiswa kugadzirisa faira?
- 29. Ipa tsananguro yeGolang's Object-Oriented Architecture.
- 30. Ndedzipi mhando dzekushandura dzinotsigirwa naGolang?
- 31. Tsanangura chinangwa uye kushanda kweRudzi chirevo.
- 32. Chii chaizvo chinonzi struct type?
- 33. Tsanangura chidimbu chakakosha chekutsigira hurongwa.
- 34. Zvinofanira here kuva nezvose GOPATH neGOROOT variables, uye kana zvakadaro, sei?
- 35. Golang inogonesa nhaka here?
- 36. MuGolang, CGo inoratidzika sei?
- 37. Chii chinonzi pointer type muGolang?
- mhedziso
The Go programming language, inowanzozivikanwa se Golang, mutauro wakavhurika-sosi yekuronga unofananidzwa neC asi wakagadzirirwa kukurumidza kuunganidzwa, yakapfava concurrency, uye kuvandudza kuve nyore.
Mutauro uyu wakagadziridzwa uye wakashandiswa neGoogle, asi wakawana hunyanzvi mune mamwe mafemu mumakore achangopfuura sezvo kudiwa kwepamwe chete, networked programming yakakura.
Golang inoita kuti budiriro ive nyore kune vanogadzira nekupa yakakwana kuunganidzwa kwekukurumidza kusimudzira kwesoftware, yakapfava concurrency, yakakwidziridzwa yekumhanyisa nguva, uye hurema hushoma.
Golang iri kukurumidza kuita mutauro unozivikanwa wekambani, uine akati wandei sarudzo dzebasa. Mazhinji mabehemoth eIT, seGoogle, Uber, uye Apple, anonamata Golang kwenguva pfupi yekusimudzira, nyore kudzidza, nguva yekumhanyisa, kuunganidza marara, uye zvimwe zvakanaka.
Sezvo mamwe mafemu anoshandisa Golang, kudiwa kweGolang programmers kunokura. Chii chinokosha? Kudzidza Golang kwaizopa mikana yakawanda yebasa.
Kana iwe uchida kushanda semugadziri weGolang, unofanirwa kugadzirira zvakakwana kubvunzurudza kwako. Ndosaka takanyora iyi yakazara muunganidzwa wemibvunzo yebvunzurudzo yeGolang.
Mune ino positi, isu tichapa yakakosha kumibvunzo yepamberi yeGolang yekubvunzurudza, kuti iwe ugone kupinda mubvunzurudzo zviri nyore.
1. Rondedzera Golang.
Go ibasa repamusoro-soro, chinangwa chikuru programming language iyo inotsigira kuunganidzwa kwemarara uye hurongwa hwepamwe chete uye yakasimba kwazvo uye yakadhindwa. Enda maapplication anogadzirwa nekushandisa mapakeji, ayo anopa anoshanda kutsamira manejimendi.
Pamusoro pezvo, inoita mukana weiyo compile-link nzira yekugadzira inokwanisika mabhinari kubva kusource code. Go imutauro wakatwasanuka une mavara akanaka uye akajeka ekugadzira.
Iyo inouya neseti yeakasimba akajairwa maraibhurari ayo anogona kushandiswa nevagadziri kugadzirisa nyaya pasina chinodiwa kune mamwe mapakeji.
2. Ndezvipi zvakanakira Gover pane mimwe mitauro?
- Go kodhi yakagadziridzwa paine kushanda mundangariro, mukupesana nemimwe mitauro yakatanga seyedzero dzehungwaru. Yese sarudzo mune syntax uye chimiro chinoitwa nekureruka kwemugadziri mupfungwa.
- Sezvo otomatiki kuunganidza marara kunoshanda panguva imwe chete nekushandisa, inoshanda zvakanyanya kupfuura Java kana Python.
- Scalability uye concurrency zvese zvinoiswa pamberi muGolang.
- Golang inowanzoonekwa seinonzwisisika kupfuura mimwe mitauro sezvo iine imwechete, yakamisikidzwa kodhi dhizaini.
3. Muchirongwa cheGolang, chii chinonzi fmt?
Iyo Format package inoratidzwa nechiratidzo fmt. Vashandisi vanogona kushandisa mashandiro aya kufometa zvinyorwa zvekutanga, hunhu, kana chero chinhu uye nekuchidhinda.
Inobvumirawo vashandisi kuti vagamuchire terminal yekuisa, nyora kune faira rine munyori, uye kunyange kuvaka bespoke fancy mhosho meseji. Pasuru iyi ndeye zvese zvekufomatidza kuisa uye kubuda.
4. Chii chaizvo chinonzi Go Interfaces?
Mashandisirwo ari muGo anosiyana neawo emimwe mitauro. Go Interfaces imhando yakakosha iyo inoshandiswa kuratidza muunganidzwa weimwe kana kupfuura nzira siginicha.
Iyo interface inoumbwa nekushandisa izwi rekuti "rudzi," rinoteverwa nezita uye keyword interface. Iyo interfaces inogona kutsanangurwa seizvi:
- muunganidzwa wemitoo
- mhando
5. Chii chaizvo chinonzi tambo literals?
Tambo chaiyo itambo inogara ichigadzirwa nemabhii akabatanidza. Mbishi uye yakadudzirwa tambo literals ndiwo marudzi maviri etambo literals. Raw tambo literals yakavharirwa nebackticks (foo) uye ine UTF-8 mavara asina kududzirwa..
Yakaturikirwa tambo literals tambo dzakanyorwa mukati memakotesheni maviri uye kusanganisira chero munhu kunze kwe newline uye asina kukwana kaviri makotesheni.
6. Mamiriro ekushanda uye maparameter anogadziriswa sei muGolang?
Nzvimbo dzekushanda uye zvigadziriso zvinogona kugadzirwa uchishandisa JSON, iyo inoshandiswa zvakanyanya mazuva ano. Icho chokwadi chekuti JSON inosanganisirwa muraibhurari yakajairwa ndiyo bhenefiti yayo huru.
Iyo raibhurari yakajairwa inopa nzira dzekunyora kune zvakatarisirwa dhizaini yedhata, izvo zvinoita kuti zvive nyore kuverenga. Iyo YAML package yeGo imwe sarudzo yekuwedzera.
7. Rondedzera mapakeji eGolang?
Mapakeji maforodha anogara mamwe mapakeji uye yavo kodhi kodhi muGo workspace. Iwo akabatanidzwa mapakeji anosanganisira ese ekodhi, kusanganisira akasiyana, mabasa, uye marudzi, akanyorwa mumafaira ekutanga.
Yese sosi faira chikamu chepasuru, uye enda mapakeji anogona kuchengetwa mukati memapakeji zvakare.
8. Ndeapi marudzi e data anotsigirwa neGolang?
Golang inoshandisa marudzi anotevera:
- nzira
- boolean
- Nhamba
- tambo
- Pointer
- basa
- inowanikwa
- Slice
- chimiro
- mepu
- mugero
- gurusvusvu
9. Unorevei ne static type declaration ye variable mu Golang?
Muunganidzi anogona kuenderera mberi neimwe muunganidzwa asingade kuve neruzivo rwakakwana rweiyo vhezheni yekutenda kune static type variable declarations, izvo zvinosimbisa iyo kuti pane chete shanduko ine yakapihwa mhando uye zita.
Chiziviso chakasiyana chakakosha chete panguva yekubatanidza; iyo compiler inoda shanduko chaiyo uye chiziviso kana ichibatanidza kune application.
10. MuGolang, chii chinonzi dynamic variable declaration?
Muunganidzi anofanira kutsanangura rudzi rwekuchinjika mumhando ine simba yechiziviso chinoshanduka zvichienderana nehuwandu hunoendeswa kwairi. Semamiriro anodiwa, iyo compiler haidi shanduko yekuisa mumapoka statically.
11. Ndingashandisa sei mapakeji etsika mumutauro weGO programming?
Kana iwe uri kugadzira yakaparadzana go get -table project yeraibhurari yako uye ndeyekushandisa mukati chete, unogona kunyora kodhi seizvi.
- Isa dhairekitori remafaira eraibhurari pasi pedhairekitori reprojekiti yako.
- Tarisa kuraibhurari nenzira yayo inoenderana nemudzi wenzvimbo yebasa ine purojekiti.
12. Chii chaizvo chinonzi goroutine? Ungamisa sei?
Goroutine ibasa kana maitiro anofamba panguva imwe chete nemamwe magoroutine patambo yakatsaurirwa goroutine. Goroutine tambo dzakareruka pane dzakajairwa shinda, uye mazhinji eGolang maapplication anoshandisa zviuru zvegoroutines panguva imwe chete.
Goroutine inogona kumiswa nekuipfuudza chiteshi chechiratidzo. Magoroutines anogona kungopindura kumasaini kana akarairwa kuti atarise, saka sanganisira cheki panzvimbo dzine musoro senge pamusoro peyako loop.
13. Rondedzera rune.
MuGo, rune imhando yakavakirwa-mukati ine zita int32. Iyo Unicode CodePoint inoshanda serune muGo. Hazvina mhosva kuti ma byte mangani iyo codepoint inotora, inogona kumiririrwa nerune.
Runes hazvidiwi kuti zvive zvakarongeka mutambo. Kunyangwe isu tichigona kushandura pakati petambo uye rune, hazvina kufanana.
14. Chii chinonzi dimikira reGo kumiririra enum?
Mutauro wechirongwa cheGolang hautsigire zvakananga enum. Iota uye zvigadziriso zvinogona kushandiswa kuita enums. Chero ipi yeiyi nzira dzinotevera dzinogona kushandiswa kuita yakanyorwa mhando:
- kuunza rudzi rutsva rweinhamba
- Iota inoshandiswa kuratidza kukosha kwayo.
- Nekupa String basa kune mhando
15. Ko rudzi rwemhando inotariswa sei panguva yekumhanya?
Iyo Type Switch ndiyo inonyanya kushanda nzira yekuona mhando yemhando mune chaiyo-nguva. Variables inoongororwa nemhando kwete kukosha kana uchishandisa Type Switch.
Ese ari maviri a default kesi, anoitwa kana pasina kana imwe yenyaya iri yechokwadi uye ingangoita nyaya imwe chete, inoshanda sechirevo chemamiriro, iripo mune yega Shanduko. Iwe unogona, semuenzaniso, kugadzira Type Switch iyo inosarudza kana iyo interface kukosha ini ndinosanganisira ndiyo mhando int kana tambo:
16. Tsanangura Go chiteshi.
A go chiteshi inogonesa kuendesa data uye kutamisa pakati pegoroutines. Data yemhando imwechete inogona kutumirwa kune imwe chiteshi.
Goroutines vanokwanisa kutumira uye kugamuchira data pamusoro peiyo chiteshi nekuda kweiyo dhirectional data kuyerera.
17. Tsanangura nzira dzeGolang.
Golang haipe makirasi asi inotsigira nzira. Idzi nzira dzakafanana nemabasa, kunze kwekuti Go nzira dzine parameter yekugamuchira.
Iyo Go nzira inokwanisa kuwana hunhu hweanogamuchira kuburikidza neanogamuchira paramita. Enda maitiro, anozivikanwawo seanogamuchira mabasa, anobatsira mukuratidzwa kweimwe yakanyatsojeka uye chaiyo-yepasirese pfungwa.
18. Chii chaizvo chinonzi nhangemutange yedata?
Iyo yakajairika uye yakaoma debug ndeye data nhangemutange. Kusina kuwiriraniswa kuwana kune yakagovaniswa ndangariro kana kuuraya akati wandei goroutines panguva imwe chete pasina kuparadzaniswa kubata kunoguma mukukanganisa nhangemutange yedata.
19. Chii chaizvo chinonzi Go kuunganidza marara?
Kuunganidzwa kwemarara kunodzosera kuchengetedza kwakapihwa zvine simba kuchirongwa chekushandiswa nezvimwe zvinhu. Iro izwi rinowanzo reva muunganidzi wemarara otomatiki kudzoreredzwa kwechigarire chengetedzo kwete yakajeka kodhi (inopihwa nemugadziri wepurogiramu) kuburitsa mamwe mabhuroki ekurangarira.
Kuunganidza otomatiki kwemarara kunowanzotangwa kana huwandu hwemahara RAM huchiwira pasi pechikumbaridzo chakafanotaurwa kana mushure mehuwandu hwakatarwa hwekugoverwa.
Kubviswa kwezvinhu izvo software isingachadi kugadzira nzvimbo mundangariro kune zvimwe zvine simba zvinhu zvinonzi "kuunganidza marara."
20. Tsanangura matanho ekuedzwa uchishandisa Golang.
Golang inopa otomatiki kuyedzwa kwemapakeji uchishandisa tsika yekuyedza masutu. Kuti ugadzire suite itsva, gadzira faira rinopera ne _test.go uye rinosanganisira TestXxx basa, apo Xxx inotsiviwa nezita rechinhu chauri kuyedza.
Basa rinoedza kugona kwekupinda, semuenzaniso, raizonzi TestLogin. Iyo yekuyedza suite faira inozoverengerwa mupakeji imwechete sefaira iri kuedzwa.
Iyo faira yekuyedza ichasvetuka panguva yekuitwa kwakajairwa asi inomhanya kana iwe waisa iyo go test command.
21. Ndezvipi chaizvo zvimedu zviri muGo?
Zvimedu zvakakosha Go data mhando inopa iyo ine simba interface yekutevedzana kupfuura arrays. Zvimedu, zvakasiyana nearrays, zvinongonyorwa chete zvichienderana nezvinhu zvavanazvo (kwete nhamba yezvinhu).
Kuti ugadzire chidimbu chisina chinhu nehurefu husiri zero, shandisa yakavakirwa-mukati "ita" kiyi kiyi.
22. Chii chaizvoizvo chiri murwi wendangariro?
Isu tinochengeta dynamically akaumbwa zvinhu uye zvinosiyana mumirwi ndangariro. Kana isu tisingachashandisi chinhu, tinowanzo dzima murwi wendangariro chaigara.
23. Chii chaizvo chiri kuvharwa kwebasa?
Kuvharwa kwebasa imhando yehukoshi hwebasa inoita zvekunze zvinotaridzwa zvakasiyana. The function has access to and control over the referenced variables' values.
Semufananidzo, kuvharwa kwakadzoserwa neadder () imwe neimwe inosungirirwa kune yakasiyana inotaridzirwa sum variable.
24. Ko kutaura kwaGolang goto kunorevei?
Chirevo chegoto chinoshanda sechirevo chekusvetuka muGolang. Goto inoshandiswa kupa yakatarwa label kutonga pamusoro pechirongwa.
Inogona kushandiswa kusvetuka pamusoro pezvikamu zvekodhi uye kuenda kurudyi kune zvinodiwa, kana inogona kushandiswa kudzokorora chikamu chekodhi yepurogiramu yakapihwa imwe mamiriro.
25. MuGolang, chii chinonzi Lvalue neRvalue?
Lvalue:
- Inonongedzera kunzvimbo yendangariro.
- Inogona kuchinjwa.
- Inoreva chiziviso chinoshanduka.
- Inogona kuitika kuruboshwe kana kurudyi kwe = operator.
- Mumutsara x =20 , semuenzaniso, x inhamba uye makumi maviri i rvalue.
Rvalue:
- Zvinoreva kukosha kwakagadziriswa.
- Iyo inomiririra ndangariro-yakachengetwa data kukosha.
- Zvinogara zvichiitika kurudyi rwe = operator.
- Izwi rekuti 10 = 20 harina kunaka, semuenzaniso, sezvo paine rvalue (10) kuruboshwe rwe = mushandisi.
26. MuGo, ndezvipi zvinogadzira looping?
Pane chimwe chete looping chikamu muGo: iyo ye loop. Iyo ye loop inoumbwa nezvikamu zvitatu zvakapatsanurwa nemasemicolon:
- Iyo Init statement inomhanya loop isati yatanga. Kakawanda chiziviso chakasiyana chinongowanikwa mukati mechikamu cheiyo loop.
- Pamberi pekudzokorora kwega kwega, chirevo chemamiriro chinoongororwa seBoolean kusarudza kana loop ichizoenderera mberi.
- Chirevo chepositi chinoitwa pakupera kwekudzokorora kwega kwega.
27. Chii chaizvo chiri maitiro ekugadzira?
Dhizaini mapatani machunks ekodhi anogona kushandiswa zvakare kugadzirisa zvakajairika software nyaya. Kana iwe ukashandisa dhizaini mapatani, mapurojekiti ako anoburitsa yakawanda modular, scalable, uye inoshanda software. Dhizaini mapatani anokubatsira iwe mukuwedzera maapplication ako uye kushanda nechikwata. Magadzirirwo akajairika anosanganisira iyo Factory Method, Singleton, Facade, uye Decorator.
28. Ndeipi yakanakisa Golang package ye nyore faira mashandiro? Ndeapi mamwe mapakeji eGolang anoshandiswa kugadzirisa faira?
Iyo yepuratifomu-yakazvimirira interface inopihwa neos standard library library. Paunenge uchidyidzana nemafaira, tinoashandisa kumabasa ehurongwa. Iyo os interface inoitirwa kuti ienderane kune ese anoshanda masisitimu.
Nekuda kweizvozvo, maapplication atinogadzira anomhanya zvakafanana paWindows, Linux, uye Mac. Mamwe Enda akajairwa raibhurari mapakeji anosanganisira io, ioutil, uye bufio. Vanoshanda nemafaira uye vanowedzera kushanda. Nekudaro, ivo havadiwe kune yakakosha faira mashandiro. Isu tinongoda iyo os package.
29. Ipa tsananguro yeGolang's Object-Oriented Architecture.
Golang haishandise kirasi-chinhu dhizaini seyakajairwa Chinonzi-Oriented Programming anoita. Complex data zvimiro uye maitiro anochengetwa mune structs uye nzira.
A struct inongova schema ine blueprint ye data iyo inotakura chimiro. Zvimiro zvinogona kushandiswa kufananidzira mazano kubva kunyika chaiyo, semabhuku, vanhu, kana motokari.
30. Ndedzipi mhando dzekushandura dzinotsigirwa naGolang?
Kana zvasvika pakutaipa kwakajeka, Go inosarudza zvakanyanya. Hapana shanduko yemhando inoitwa otomatiki. Kusarudza shanduko yemhando imwe kuenda kune imwe, kushandura mhando kunofanirwa kuitwa zvakajeka.
31. Tsanangura chinangwa uye kushanda kweRudzi chirevo.
MuGO, shanduko yemhando inoshandiswa kushandura marudzi akasiyana. Hukoshi hwakajeka hwerudzi rwakatarwa hunotorwa kubva muhukoshi hwemashandisirwo nemhando yekusimbisa.
32. Chii chaizvo chinonzi struct type?
Chimiro chine runyorwa rwezvikamu zvine mazita zvinonzi fields. Kune mhando uye zita kumunda wese. Imwe nzira yekufunga nezve struct iboka rezvivakwa zvakabatana. Izvo zvinobatsira pakubatanidza data kugadzira zvinyorwa.
33. Tsanangura chidimbu chakakosha chekutsigira hurongwa.
Kana isu tikavaka chimedu, Go inogadzira yakavanzika array inonzi kutsigira kana yepasi array kuseri kwezviratidziro, uye iyo nyowani yemhando yemhando inosiyana mareferensi kwairi. Izvo zvinhu, kwete chidimbu, zvakachengetwa mumashure array.
Zvimedu zvinoshandiswa muGo se data zvimiro zvinodaidzwa kuti slice misoro, iyo inoshanda seyekumira nguva inomiririra yechidimbu.
34. Zvinofanira here kuva nezvose GOPATH neGOROOT variables, uye kana zvakadaro, sei?
Kazhinji, hapana chinodiwa. Iyo chete shanduko inofanirwa kusetwa kunongedza kune Go pasuru muti kana miti iGOPATH.
GOROOT inoreva mudzi wedhairekitori repamba reGo programming mutauro, zvisinei, inenge yatove yatoiswa panzvimbo yekumisikidzwa kwazvino Go.
Kana paine akawanda emitauro yeGo pachirongwa chimwe chete, kana mutauro weGo wakatorwa sebhanari pasuru kubva painternet kana kutamiswa kubva kune mumwe muchina, iyo GOROOT shanduko inofanira kusetwa.
35. Golang inogonesa nhaka here?
Nhaka ipfungwa yakakosha muchirongwa chakanangana nechinhu chinoreva kupfuudza zvivakwa zve superclass kune base class.
Sezvo Golang ichishaya makirasi, nhaka inoitwa uchishandisa struct embedding uye struct haigoni kuwedzerwa zvakananga, tinofanira kushandisa pfungwa yekugadzira kugadzira zvinhu zvitsva nechimiro.
36. MuGolang, CGo inoratidzika sei?
Kubva kuGo source file ine maficha akatsanangurwa, cGo inogadzira Go uye C mafaera anogona kubatanidzwa mune yakasarudzika Go package. C inoreva "pseudo-package," iri mutsara wakasiyana unogadzirwa necGo kureva C's namespace.
37. Chii chinonzi pointer type muGolang?
Alphanumeric mazita kana mavara emamwe matunhu ekurangarira anozivikanwa seanosiyana. Rudzi rwechinongedzo chinozivikanwa sechinongedzo chinochengeta kero yendangariro yeimwe shanduko.
Kero yekuchinja inomiririrwa neinongedzo kukosha, kana nil kana iyo shanduko isati yasimbiswa. Sezvinongoita mutsauko unomiririra kukosha kwenzvimbo yendangariro, chinongedzo chinonongedza kukero iyoyo.
mhedziso
Chinangwa chemutauro weGolang programming yaive kugadzira zvirongwa zvinobudirira nekukurumidza. Makambani akatanga kushandisa Golang pavakatanga kuona zvayakanakira mikana.
Golang yakashanda zvakanyanya mukudzikisira kufarira kwevagadziri, kuwedzera kushandiswa kwavo kwekutanga uye, nekudaro, mikana yebasa. Mhinduro kumibvunzo yambotaurwa, inova ndiyo inonyanya kubvunzwa panguva yekubvunzurudzwa kweGolang, inogona kukubatsira kuti utore basa reGolang raunenge watevera.
ona Hashdork's Hurukuro Series kuti ubatsirwe nekugadzirira kubvunzurudzwa.
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