Iseta njani iLinux yasekhaya yeJava?

Ukufakela isoftware ye-JDK kunye nokuSeta i-JAVA_HOME kwiNkqubo ye-UNIX

• Ukuseta JAVA_HOME, yenza enye yezi zilandelayo: KwiKorn kunye namaqokobhe e-bash, sebenzisa le miyalelo ilandelayo: thumela ngaphandle JAVA_HOME= jdk-install-dir. thumela ngaphandle UMENDO=$JAVA_HOME/umgqomo:$INDLELA.
• Guqula iimvume ukuze ukwazi ukusebenzisa i-GlassFish ESB Installer ngokusebenzisa lo myalelo ulandelayo: chmod 755 JavaCAPS.bin.

Ndiyicwangcisa njani iJava_inguquko yemeko-bume yasekhaya?

Ukuseta JAVA_HOME, yenza oku kulandelayo:

1. Cofa ekunene kwikhompyuter yam kwaye ukhethe iiProperties.
2. Kwi-Advanced thebhu, khetha i-Environment Variables, kwaye emva koko uhlele JAVA_HOME ukwalathe apho isoftware ye-JDK ikhona, umzekelo, C:\Program Files\Java\jdk1.6.0_02.

Ndiyicwangcisa njani ngokusisigxina indlela yam yeJava kwiLinux?

Ukuseta UMENDO kwiLinux

• Guqula kuluhlu lwakho lwasekhaya. cd $IKHAYA.
• Vula ifayile ye.bashrc.
• Yongeza umgca olandelayo kwifayile. Buyisela uvimba weefayili we-JDK ngegama lolawulo lwakho lofakelo lwe-java.
• Gcina ifayile kwaye uphume. Sebenzisa imvelaphi yomyalelo ukunyanzela iLinux ukuba ilayishe kwakhona i.bashrc ifayile eqhele ukufundwa kuphela xa uloga ngexesha ngalinye.

Ndidinga ukuseta iJava_home?

I-JAVA_HOME indawo eguquguqukayo yamanqaku kulawulo apho i-Java runtime bume (JRE) ifakwe kwikhompyuter yakho. Injongo kukukhomba apho iJava ifakwe khona. $JAVA_HOME/bin/java kufuneka iphumeze iJava runtime. Kufuneka imiselwe kwinkqubo yokusebenza eyahlukileyo.

YINTONI ISETHI yomyalelo kwiLinux?

Kwiindlela zokusebenza ezifana ne-Unix, umyalelo omiselweyo ngumsebenzi owakhelwe-ngaphakathi weqokobhe le-Bourne (sh), iqokobhe le-C (csh), neqokobhe leKorn (ksh), elisetyenziselwa ukuchaza nokumisela amaxabiso emeko-bume yenkqubo. . Isivakalisi. Imizekelo. Imiyalelo enxulumeneyo. Imiyalelo yeLinux uncedo.

IJava_home kufuneka imiselwe ntoni?

Seta JAVA_HOME:

1. Cofa ekunene kwikhompyuter yam kwaye ukhethe iiProperties.
2. Kwi-Advanced thebhu, khetha i-Environment Variables, kwaye emva koko uhlele JAVA_HOME ukwalathe apho isoftware ye-JDK ikhona, umzekelo, C:\Program Files\Java\jdk1.6.0_02.

Ndiyicwangcisa njani iJava_ekhaya?

Seta i-JAVA_HOME eguquguqukayo

• Fumana apho iJava ifakwe khona.
• In Windows 7 cofa ekunene iKhompyutha yam kwaye ukhethe Iimpahla> Ethuthukile.
• Cofa i Iiguquguquko zeNdalo iqhosha.
• Ngaphantsi koGuquguquko lweNkqubo, cofa eNtsha.
• Kwindawo yeGama eliguquguqukayo, ngenisa:
• Kwindawo yeXabiso eguquguqukayo, ngenisa i-JDK yakho okanye indlela yofakelo lwe-JRE.

Ndiyenza njani ngokusisigxina indlela yam kwiLinux?

Ukuseta UMENDO kwiLinux

1. Guqula kuluhlu lwakho lwasekhaya. cd $IKHAYA.
2. Vula ifayile ye.bashrc.
3. Yongeza umgca olandelayo kwifayile. Buyisela uvimba weefayili we-JDK ngegama lolawulo lwakho lofakelo lwe-java.
4. Gcina ifayile kwaye uphume. Sebenzisa imvelaphi yomyalelo ukunyanzela iLinux ukuba ilayishe kwakhona i.bashrc ifayile eqhele ukufundwa kuphela xa uloga ngexesha ngalinye.

Ndingayisetha njani iJava ngokusisigxina ku-Ubuntu?

• Isiphelo esivuliwe (Ctrl + Alt + t)
• Uhlobo lwe-sudo gedit. I-bashrc.
• Ngenisa igama lokugqithisa lomsebenzisi.
• Yiya kumgca wokugqibela wefayile.
• Chwetheza apha ngezantsi ikhowudi kulayini omtsha wokuthumela ngaphandle i-Java_HOME = Enter_java_path_here export PATH = $ Java_HOME / bin: $ PATH eg: export Java_HOME = / home / pranav / jdk1.
• Gcina ifayile.
• Chwetheza umthombo ~ /.
• Yenziwe.

Ndingaseta njani i-PATH eguquguqukayo ngokusisigxina ku-Ubuntu?

Iimpendulo ze3

1. Vula ifestile yendlela yesiphelo usebenzisa u-Ctrl+Alt+T.
2. Sebenzisa umyalelo we-gedit ~/.profile.
3. Yongeza umgca. ukuthumela ngaphandle UMENDO=$INDLELA:/media/De\ Soft/mongodb/bin. ukuya ezantsi kwaye ugcine.
4. Phuma kwaye ungene kwakhona.

Ujonga njani ukuba iJava_home imiselwe ngokuchanekileyo kwiWindows?

Windows

• Jonga ukuba iJAVA_HOME sele icwangcisiwe na ,
• Qinisekisa ukuba sele uyifakile iJava.
• Cofa ekunene kwi icon yeComputer yam kwidesktop yakho, emva koko ukhethe iiPropati.
• Cofa i Tab ekwiNdlela eNqobileyo.
• Cofa i Iiguquguquko zeNdalo iqhosha.
• Ngaphantsi kweSistim eguquguqukayo, cofa eNtsha.
• Ngenisa igama eliguquguqukayo njenge JAVA_HOME.

Ungaseta njani umendo osisigxina kwiJava?

Ukuseta indlela yejava esisigxina:

1. Yiya kwiipropati zeMyPC.
2. Cofa kwi Useto lwesixokelelwano esiseNkabeni.
3. Cofa kwi-Environment Variables.
4. Cofa kwithebhu entsha yeenguqu zabasebenzisi.
5. Yabela ixabiso Gfg_path kwigama eliguquguqukayo:
6. Khuphela umendo wesiqulathi seefayili.
7. Cola indlela yesiqulathi seefayili kwixabiso eliguquguqukayo:
8. Cofa kwi-OK iqhosha.

Ujonga njani ukuba iJava_home imiselwe kwiWindows command prompt?

Ukumisela JAVA_HOME

• Vula i-Command Prompt window njengomlawuli. Windows 10: cinezela Win⊞ + S, chwetheza cmd, uze ucinezele Ctrl + Shift + Faka. Okanye nqakraza Qala, kwaye ucofe Zonke Iinkqubo.
• Ngenisa isethi yomyalelo JAVA_HOME -m "Indlela" . Ku "Indlela", coma kwindlela yakho yofakelo lweJava.

Yintoni umyalelo ongamiselwanga kwiLinux?

Ukungacwangcisi okanye ukucima okuguquguqukayo kwalathisa iqokobhe ukuba lisuse ukuguquguquka kuluhlu lwezinto ezizilandelayo. Nje ukuba umise ukuguquguquka, awukwazi ukufikelela kwixabiso eligciniweyo kuguquko. Okulandelayo yi-syntax yokususa ukuguquguquka okuchaziweyo usebenzisa umyalelo ongamiselwanga − unset variable_name.

Loluphi ukhetho kwiskripthi seqokobhe?

Umbhalo weqokobhe yifayile yokubhaliweyo equlathe imiyalelo yeqokobhe. Xa iBash iqhuba umbhalo weqokobhe, icwangcisa iparameter ekhethekileyo 0 kwigama lefayile, kunegama leqokobhe, kwaye iparameters yendawo imiselwe kwiimpikiswano eziseleyo, ukuba kukho naziphi na ezinikiweyo.

Iseti yenza ntoni kwi-Unix?

iseti liqokobhe elakhiweyo, elisetyenziselwa ukuseta kunye nokungacwangcisi iinketho zeqokobhe kunye neeparamitha zendawo. Ngaphandle kweengxoxo, iseti iya kuprinta zonke izinto eziguquguqukayo zeqokobhe (zombini izinto eziguquguqukayo zemekobume kunye neziguquguqukayo kwiseshoni yangoku) zibekwe kwindawo yangoku.

Ngaba iJava_home kufuneka ikhombe kwi-JDK okanye kwi-JRE?

Kungenjalo, ungakhomba kwi-JRE (i-Java Runtime Environment). I-JDK iqulethe yonke into i-JRE enayo kunye nokunye. Ukuba usebenzisa iinkqubo zeJava, ungakhomba nokuba yi-JRE okanye i-JDK. I-JAVA_HOME yam ikhomba kwi-JDK.

Ngaba kufuneka sibeke umendo we-JRE?

Hayi, akukho mfuneko yokuseta umendo we jre ukuba sele useta umahluko wendlela kwi jdk/bin incwadi eneenkcukacha. Isiqulathi seefayili somgqomo siqulethe okubini ephunyeziweyo efunekayo ukuphuhlisa inkqubo yejava.

Ngaba singaseta iJava_ikhaya kwi-JRE?

Cwangcisa i-JAVA_HOME System Variable. Cofa i Advanced thebhu, kwaye emva koko ucofe iiGuquguquko zeNdalo. Ngaphantsi kweeGuquguquko zeNkqubo, khangela i-JAVA_HOME inkqubo eguquguqukayo. Indlela ye-JAVA_HOME kufuneka yalathe kwindawo oyirekhode xa ufaka i-JRE.

Ndazi njani ukuba ndinekhaya laseJava?

Landela le miyalelo ingezantsi ukuyenza ngokukhawuleza nangokulula:

1. Indawo evulekileyo.
2. Qinisekisa ukuba unayo i-JDK ngokuchwetheza "yeyiphi i-java".
3. Khangela ukuba unoguqulelo olufunekayo lweJava, ngokuchwetheza "java -version".
4. Seta i-JAVA_HOME usebenzisa lo myalelo kwiSitena: thumela ngaphandle JAVA_HOME=/Library/Java/Home.
5. echo $JAVA_HOME kwiterminal ukuqinisekisa indlela.

Ndiyicwangcisa njani iJava_home kwi Windows 10?

Uyiseta njani iJAVA_HOME kwiWindows 10

• Vula iiSetingi zesistim ekwinqanaba eliphezulu. In Windows 10 cofa iqhosha leWindows + iSitshixo sokuMisa, Oku kuya kuvula ifestile yeeSetingi zeNkqubo.
• Seta JAVA_HOME imo eguquguqukayo. Kwifestile yeePropati zeSistim” cofa u-“Uguquko lweNdalo…”
• Uhlaziyo lweNkqubo UMENDO.
• Vavanya ubumbeko bakho.

Uyilungisa njani iJava ayaziwa njengomyalelo wangaphakathi okanye wangaphandle?

Windows 7:

1. Ekunene cofa kwikhompyuter yam.
2. Khetha iipropati.
3. Khetha Useto lweNkqubo ekwiNdlela ePhakamileyo.
4. Khetha ithebhu yokuNtu.
5. Khetha iiNguqulelo zeNdalo.
6. Khetha iNdlela phantsi kweeGuquguquko zesixokelelwano.
7. Cofa ku Hlela iqhosha.
8. Kwixabiso eliguquguqukayo lomhleli coma oku ekuqaleni komgca C:\Program Files\Java\jdk1. 7.0_72\umgqomo;

Ndizicwangcisa njani iimeko eziguquguqukayo ezisisigxina kwiLinux?

Ukongeza ngokusisigxina indawo entsha eguquguqukayo kwi-Ubuntu (ivavanywe kuphela kwi-14.04), sebenzisa la manyathelo alandelayo:

• Vula i-terminal (ngokucinezela i-Ctrl Alt T )
• sudo -H gedit /etc/environment.
• Chwetheza igama lokugqithisa lakho.
• Hlela ifayile yokubhaliweyo esandula ukuvulwa:
• Yigcine.
• Nje ukuba ugciniwe, phuma kwaye ungene kwakhona.
• Utshintsho olufunekayo lwenziwe.

Ndiyitshintsha njani i-PATH eguquguqukayo kwiLinux?

Uyitshintsha njani indlela eguquguqukayo kwiLinux

1. Fumana indlela yangoku ngokuchwetheza "echo $PATH" kwi-bash shell prompt.
2. Yongeza okwexeshana i :/sbin kunye :/usr/sbin iindlela kuluhlu lwangoku lwendlela ngokuchwetheza lo myalelo ulandelayo kwi-bash shell prompt:
3. Xela imixholo ye- PATH ukuqinisekisa ukuba utshintsho lubonakaliswe kuguquko.

Yintoni i-PATH eguquguqukayo yokusingqongileyo kwi-Linux?

UMENDO Inkcazo. I-PATH luhlobo oluguquguqukayo lokusingqongileyo kwi-Linux kunye nezinye iindlela zokusebenza ezifana ne-Unix ezixelela iqokobhe ukuba zeziphi izikhokelo zokukhangela iifayile eziphunyezwayo (okt, iinkqubo ezilungele ukuqhutywa) ukuphendula kwimiyalelo ekhutshwe ngumsebenzisi.

Ndiyifumana njani indlela yam yeJava?

Java kunye neWindows Command Prompt

• Khetha Qalisa -> IKhompyutha -> IiPropati zeNdlela -> Useto lwenkqubo ekwinqanaba eliphezulu -> Izinto eziguquguqukayo zemo engqongileyo -> Iinguqu zenkqubo -> UMENDO.
• Lungiselela i-C:\Iifayile zeNkqubo\Java\jdk1.6.0_27\bin; ukuya ekuqaleni koguqulo lwe PATH.
• Cofa u-Kulungile kathathu.

Ndiyifumana njani indlela yam yeJava kwiLinux?

Solaris kunye neLinux

1. Ukufumanisa ukuba umendo umiswe ngokufanelekileyo: Kwi-terminal windows, ngenisa: % java -version. Oku kuya kuprinta uguqulelo lwesixhobo se-java, ukuba sinokuyifumana.
2. Qinisekisa ukuba yeyiphi i-java ephunyezwayo eyokuqala efunyenwe KUMENDO wakho. Kwifestile yendlela yesiphelo, ngenisa: % apho java.

Uyiqhuba njani inkqubo yeJava?

Impendulo ye-1

• Vula iwindow ekhawulezayo yomyalelo kwaye uye kulawulo apho ugcine khona inkqubo ye-java (MyFirstJavaProgram.java).
• Chwetheza 'javac MyFirstJavaProgram.java' kwaye ucinezele u-enter ukuqokelela ikhowudi yakho.
• Ngoku, chwetheza ' java MyFirstJavaProgram ' ukuqhuba inkqubo yakho.
• Uya kukwazi ukubona iziphumo eziprintiweyo kwifestile.