Ngiyishintsha kanjani inguqulo ye-Java ku-Linux?

Okuqukethwe

Ngiyishintsha kanjani inguqulo ye-java ku-Linux?

Inqubo

Landa noma gcina inguqulo ye-JDK efanele ye-Linux. …
Khipha ifayela elicindezelwe uliyise endaweni edingekayo.
Setha i-JAVA_HOME usebenzisa indlela yokuthekelisa ye-syntax JAVA_HOME= eya ku-JDK. …
Setha i-PATH usebenzisa i-syntax export PATH=${PATH}: indlela eya kumgqomo we-JDK . …
Qinisekisa izilungiselelo usebenzisa imiyalo elandelayo:

Ngishintsha kanjani ngisuka ku-Java 11 ngiye ku-Java 8 Ubuntu?

Impendulo Engcono kakhulu

Kufanele ufake i-openjdk-8-jre : sudo apt-get install openjdk-8-jre.
Shintshela enguqulweni elandelayo ye-jre-8: $ sudo update-alternatives -config java Kukhona izinketho ezi-2 ze-java ehlukile (ehlinzeka /usr/bin/java).

Ngikhetha kanjani inguqulo ye-Java ku-Ubuntu?

Khetha inguqulo yakho ye-Java ezenzakalelayo. sudo update-java-alternatives -s $(sudo update-java-alternatives -l | grep 8 | cut -d ” ” -f1) || echo'. ' Izolanda ngokuzenzakalelayo noma iyiphi inguqulo ye-java 8 etholakalayo bese iyisetha isebenzisa umyalo wokuvuselela i-java-alternatives .

Ikuphi indlela ye-java ezenzakalelayo ku-Linux?

Lokhu kuncike kancane ohlelweni lwakho lwephakeji ... Kuhlelo lwe-OpenSUSE engikulo manje luyabuya /usr/lib64/jvm/java-1.6. 0-openjdk-1.6. 0/jre/bin/java (kodwa lolu akulona uhlelo olusebenzisa i-apt-get ).

Ithini inguqulo yami ye-java?

Inguqulo ye-Java ingatholakala ku-Java Control Panel. Thola i-Java Control Panel ku-Windows. Thola i-Java Control Panel ku-Mac. Ngaphansi kwethebhu ethi Okujwayelekile ku-Java Control Panel, inguqulo itholakala ngesigaba esithi Mayelana. Ibhokisi liyavela (ngemuva kokuchofoza okuthi Mayelana) libonisa inguqulo ye-Java.

Ingabe i-Java 1.8 iyafana ne-Java 8?

i-javac -source 1.8 (igama elithi i-javac -umthombo 8 ) java.

Iyiphi inguqulo yakamuva ye-Java?

I-Java Platform, i-Standard Edition 16

I-Java SE 16.0. 2 ukukhishwa kwakamuva kwe-Java SE Platform. I-Oracle incoma ngokuqinile ukuthi bonke abasebenzisi be-Java SE bathuthukele kulokhu kukhululwa.

Ngingakwazi ukufaka izinguqulo ezi-2 ze-Java?

Kungenzeka kakhulu ukusebenzisa izinguqulo eziningi ze-Java emshinini ofanayo ukuze ukwazi ukusebenzisa izinhlelo zakho zokusebenza ezikhona kanye nokubasa ngesikhathi esisodwa.

Ngiyishintsha kanjani indlela ye-java ezenzakalelayo ku-Linux?

izinyathelo

Shintshela kunkomba yakho yasekhaya. cd $HOME.
Vula i-. bashrc ifayela.
Engeza umugqa olandelayo efayelini. Shintshanisa uhla lwemibhalo lwe-JDK ngegama lenkomba yakho yokufaka i-java. thekelisa INDLELA=/usr/java//bin:$PATH.
Londoloza ifayela bese uphuma. Sebenzisa umyalo womthombo ukuphoqa i-Linux ukuthi ilayishe kabusha ifayela le-.

Ngiyithola kanjani inguqulo ye-java ezenzakalelayo ku-Linux?

Lena inguqulo ye-Java ezenzakalelayo etholakalayo ongayisebenzisa. Nge umyalo olula i-java -version uzobona ukuthi iyiphi i-JDK ebhekise kuyo.

Ngikhipha kanjani i-java ekhaya?

Linux

Hlola ukuthi i-JAVA_HOME isivele isethiwe yini, Vula ikhonsoli. …
Qiniseka ukuthi usuyifakile kakade i-Java.
Qalisa: vi ~/.bashrc NOMA vi ~/.bash_profile.
engeza umugqa : thekelisa i-JAVA_HOME=/usr/java/jre1.8.0_04.
gcina ifayela.
umthombo ~/.bashrc NOMA umthombo ~/.bash_profile.
Sebenzisa : echo $JAVA_HOME.
Okukhiphayo kufanele kuphrinte indlela.

Ngiyifaka kanjani i-Java ku-terminal ye-Linux?

Ifaka i-Java ku-Ubuntu

Vula i-terminal (Ctrl+Alt+T) futhi ubuyekeze inqolobane yephakheji ukuze uqinisekise ukuthi ulanda inguqulo yesofthiwe yakamuva: i-sudo apt update.
Ngemuva kwalokho, ungafaka ngokuzethemba i-Java Development Kit yakamuva ngomyalo olandelayo: sudo apt install default-jdk.

Ngiyifaka kanjani i-Java ku-Linux?

I-Java yama-Linux Platform

Shintshela kuhla lwemibhalo ofuna ukulifaka. Uhlobo: cd directory_path_name. …
Hambisa i-. itiyela. gz gcina kanambambili kuhla lwemibhalo lwamanje.
Khipha i-tarball bese ufaka i-Java. i-tar zxvf jre-8u73-linux-i586.tar.gz. Amafayela e-Java afakwe kuhla lwemibhalo olubizwa ngokuthi jre1. …
Susa ifayela le-. itiyela.

Ngiyenza kanjani i-Java ibe okuzenzakalelayo?

Isethwa kanjani:

Dawuniloda ukuhlangana futhi uqiniseke ukuthi uyibeka endaweni eguquguqukayo ye-PATH yakho.
Setha indawo yakho ngale ndlela: – INDLELA ekhomba KUPHELA kule jre c:toolsjavadefaultbin – JAVA_HOME ekhomba `c:toolsjavadefault.