Uiui: Me pehea taku mohio mena kua whakauruhia e ahau a JDK Ubuntu?

Me pehea taku mohio mena kua whakauruhia e au a JDK?

Hipanga 1: Tirohia mena kua whakauruhia a JDK

  1. Mena ka whakahokia mai he nama putanga JDK (hei tauira, JDK xxx ), kua oti kē te whakauru a JDK. …
  2. Mena ka puta te panui "kaore i kitea te whakahau", KORE i whakauruhia a JDK. …
  3. Mena ka puta te karere "Ki te whakatuwhera i te javac, me hiahia koe i te wa whakahaere Java", tohua "Tāuta" ka whai i nga tohutohu ki te whakauru i te JDK.

Me pehea e mohio ai ahau kei hea taku JDK i whakauruhia ai a Linux?

Ka oti te tukanga whakaurunga, ka whakauruhia a jdk me jre ki /usr/lib/jvm/ whaiaronga, kei hea Ko te kōpaki tāutanga java tūturu. Hei tauira, /usr/lib/jvm/java-6-sun .

Me pehea taku mohio mena kei a au he JDK, OpenJDK ranei?

Ka taea e koe te tuhi i tetahi tuhinga bash ngawari ki te tirotiro i tenei:

  1. Whakatuwherahia tetahi ētita kuputuhi (he pai ake te vim, emacs ranei).
  2. Waihangahia he konae ko script.sh (he ingoa ranei me te . …
  3. whakapiri te waehere e whai ake nei ki roto: #!/bin/bash if [[ $(java -version 2>&1) == *”OpenJDK”* ]]; katahi ka paoro pai; ki te kore e paoro 'kare e pai'; fi.
  4. tiakina ka puta atu i te ētita.

24 haora. 2016 г.

Me pehea taku mohio he aha taku JDK?

$> java -d64 -putanga

Ka taea e koe te whakahaere i tenei whakahau i runga i nga JDK 32-bit me te 64-bit, engari he rereke nga hua, ka mohio koe he aha te momo JDK e whakamahia ana e koe.

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

Ma te whakamahi i nga korero tuku

  1. Matapihi: momo WHAKAMAHI-NOTES | kitea "Putanga Apache Tomcat" Putanga: Apache Tomcat Putanga 8.0.22.
  2. Linux: ngeru WHAKATANGA-NOTE | grep "Putanga Apache Tomcat" Putanga: Putanga Apache Tomcat 8.0.22.

Pepuere 14 2014 g.

Me pehea taku kimi i te waahi kua whakauruhia he kaupapa Ubuntu?

Mena kei te mohio koe ki te ingoa o te mana whakahaere, ka taea e koe te whakamahi ko tehea whakahau hei kimi i te waahi o te rua, engari kaore e hoatu he korero ki a koe kei hea nga konae tautoko. He huarahi ngawari ki te kite i nga waahi o nga konae katoa kua whakauruhia hei waahanga o te kete, ma te whakamahi i te taputapu dpkg.

Me pehea e kitea ai taku ara Java?

6.0_27bin. Kia mohio ka taea e Windows te kimi i te Java compiler me te kaiwhakamaori: Tīpakohia te Tīmata -> Rorohiko -> Ngā Āhuatanga Pūnaha -> Tautuhinga pūnaha matatau -> Taurangi Taiao -> Taurangi Pūnaha -> PATH.

Me whakamahi ahau i te OpenJDK, i te Oracle JDK ranei?

Kaore he tino rereketanga hangarau i waenga i nga mea e rua mai i te mea ko te hangahanga mo te Oracle JDK kei runga i tera o OpenJDK. Ina tae mai ki nga mahi, he pai ake a Oracle mo te whakautu me te mahi a JVM. Ka kaha ake te aro ki te pumau na te mea nui ki ana kaihoko hinonga.

Ko wai e pupuri ana i te OpenJDK?

Kei te tango a Red Hat i nga kawenga tiaki mo OpenJDK 8 me OpenJDK 11 mai i Oracle. Ka tirotirohia e te Red Hat nga whakatikatika pepeha me nga taapiri haumaru mo nga tukunga tawhito e rua, ka waiho hei turanga mo nga tuku tautoko mo te wa roa o Java.

He haumaru a OpenJDK?

Ko te hanga OpenJDK mai i Oracle he $kore, he raihana GPL (me te wehe atu a Classpath he haumaru mo te whakamahi arumoni), ka tukuna ki te taha o ta raatau tuku hokohoko. E 6 marama noa nga waahi haumarutanga, i muri i tera ka whakaaro a Oracle kia whakapai ake koe ki te Java 12.

He aha te 64-bit JDK?

I hangaia te Java Platform hei tuku i nga tono ki te whakahaere i runga i nga momo taputapu me nga punaha whakahaere kaore he huringa. Kei te waatea a Java i runga i a Microsoft Windows i roto i nga putanga 64 me te 32 bit, ka taea e nga kaiwhakamahi te tiki i te putanga tika mo o raatau punaha.

Me pehea e tirohia ai he 64, 32 bit ranei a Java?

Mena he maha nga putanga Java kua whakauruhia ki to punaha, whakatere ki te kōpaki /bin o te putanga Java e hiahia ana koe ki te tirotiro, ka patohia te java -version ki reira. I whakamatauria tenei ki te SUN me te IBM JVM (32 me te 64-bit).
...
Ko nga hua pea ko:

  1. “32” – 32-bit JVM.
  2. “64” – 64-bit JVM.
  3. "Kaore e mohiotia" - JVM Kaore i mohiotia.

Hanuere 14. 2010 g.

He 86 bit te x32?

32-bit KORE e kiia ko x86. He tekau nga hoahoanga moka-32 penei i te MIPS, ARM, PowerPC, SPARC kaore e kiia ko x86 . Ko te x86 he kupu te tikanga mo tetahi huinga tohutohu i ahu mai i te huinga tohutohu o te tukatuka Intel 8086. … Ko te 80386 he tukatuka moka-32, me te aratau whakahaere moka-32 hou.

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