Me pehea taku huri Java i Linux?

Me pehea taku huri i te ara taunoa Java i Linux?

Hipanga

  1. Hurihia ki to whaiaronga kainga. cd $KĀINGA.
  2. Whakatuwheratia te . kōnae bashrc.
  3. Tāpirihia te rārangi e whai ake nei ki te kōnae. Whakakapia te whaiaronga JDK me te ingoa o to raarangi whakaurunga java. kaweake PATH=/usr/java//bin:$PATH.
  4. Tiakina te kōnae ka puta. Whakamahia te tono puna ki te akiaki i a Linux ki te uta ano i te .

Me pehea e taea ai e ahau a Java ki runga Linux?

Whakahohehia te Java Console mo Linux, Solaris ranei

  1. Whakatuwheratia he matapihi Terminal.
  2. Haere ki te raarangi whakaurunga Java. …
  3. Whakatuwheratia te Paewhiri Mana Java. …
  4. I roto i te Paewhiri Mana Java, pawhiria te ripa Arā Atu Anō.
  5. Tīpakohia Whakaatuhia te papatohu i raro i te waahanga Java Console.
  6. Patohia te paatene Hoatu.

Me pehea taku huri mai i Java 11 ki Java 8 Ubuntu?

Whakautu Pai

  1. Me whakauru koe i te openjdk-8-jre : sudo apt-get install openjdk-8-jre.
  2. Hurihia ki te putanga jre-8: $ sudo update-alternatives –config java E rua nga whiringa mo te java rereke (e whakarato ana /usr/bin/java).

Me pehea taku ara java?

Whakatuwheratia he matapihi Whakatairanga Whakatairanga (Win⊞ + R, pato cmd, patua Enter). Whakauruhia te paoro whakahau %JAVA_HOME% . Ma tenei e whakaputa te ara ki to kōpaki whakaurunga Java.

He aha te $PATH i Linux?

Ko te taurangi PATH he he taurangi taiao kei roto he rarangi raupapa o nga huarahi ka rapua e Linux mo nga kaikorero ina whakahaere whakahau. Ko te whakamahi i enei ara karekau e tika kia tohua he ara tino ina whakahaere whakahau.

Me pehea taku huri i waenga i nga putanga java?

Hei huri i waenga i nga putanga java kua whakauruhia, whakamahia te whakahau whakahou-java-alternatives. … kei hea /path/to/java/version tetahi o nga mea kua whakarārangihia e te whakahau o mua (hei tauira /usr/lib/jvm/java-7-openjdk-amd64 ).

Ko tehea te putanga hou o java?

Java Platform, Putanga Paerewa 16



Java SE 16.0. 2 Ko te putanga hou o Java SE Platform. E tino taunaki ana a Oracle kia whakahou nga kaiwhakamahi Java SE katoa ki tenei tukunga.

He rite te java 1.8 ki te java 8?

javac -puna 1.8 (he ingoa ingoa mo javac -puna 8 )java.

Me pehea taku whakauru Java ki runga i te tauranga Linux?

Tāuta OpenJDK

  1. Whakatuwherahia te tauranga (Ctrl+Alt+T) ka whakahou i te putunga putunga mo te tango i te putanga rorohiko hou: sudo apt update.
  2. Na, ka taea e koe te whakauru i te kete Whakawhanake Java hou me te whakahau e whai ake nei: sudo apt install default-jdk.

Me pehea taku mohio mena kua whakauruhia a Java ki Linux?

Tikanga 1: Tirohia te Putanga Java I Linux

  1. Whakatuwheratia he matapihi kati.
  2. Whakahaerehia te whakahau e whai ake nei: java -version.
  3. Ko te putanga me whakaatu te putanga o te kete Java kua whakauruhia ki to punaha. I roto i te tauira i raro nei, kua whakauruhia te putanga OpenJDK 11.

Kei hea taku ara Java Linux?

Linux

  1. Tirohia mehemea kua tautuhia kētia a JAVA_HOME , Open Console. …
  2. Kia mohio kua whakauruhia e koe a Java.
  3. Mahia: vi ~/.bashrc OR vi ~/.bash_profile.
  4. taapiri raina: kaweake JAVA_HOME=/usr/java/jre1.8.0_04.
  5. tiakina te kōnae.
  6. puna ~/.bashrc OR puna ~/.bash_profile.
  7. Whakamahia : echo $JAVA_HOME.
  8. Ko te putanga me ta te ara.

Ko tehea Java kei ahau?

Ka kitea te putanga Java i roto i te Paewhiri Mana Java. I raro i te ripa General i te Paewhiri Mana Java, kei te waatea te putanga ma te waahanga About. Ka puta he korero (i muri i te paato i te About) e whakaatu ana i te putanga Java.

He aha te Openjdk 11?

Ko JDK 11 te te whakatinanatanga tohutoro puna tuwhera o te putanga 11 o te Java SE Platform i tohua e JSR 384 i roto i te Tukanga Hapori Java. I tae atu a JDK 11 ki te Wātea Whānui i te 25 o Mahuru 2018. Kei te wātea mai i Oracle te hanga-rite-rua i raro i te GPL; ka whai ake nga takirua mai i etahi atu kaihoko.

Me pehea taku tango i te Java 8 i runga i te Linux?

RPM tango

  1. Whakatuwheratia te Matapihi Kapeka.
  2. Takiuru hei kaiwhakamahi tino nui.
  3. Ngana ki te kimi kete jre ma te pato: rpm -qa.
  4. Mena ka ripoatahia e te RPM tetahi kete rite ki te jre- -fcs ka whakauruhia a Java ki te RPM. …
  5. Hei tango Java, pato: rpm -e jre- -fcs.
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