Yuav ua li cas rau nruab Java rau lub qhov rais 7

Java - ib tug ntoo khaub lig-platform kev loj hlob thiab tiav. Nrog nws, koj mas nyuab siab thiab software systems. Java yuav khiav tib txoj kev nyob rau txawv operating systems - qhov rais, Linux, Mac. Nyob rau hauv tas li ntawd, nws siv yog tau thiab nyob rau ntau yam khoom. Nyob rau hauv thiaj li yuav khiav Java daim ntaub ntawv thiab pib code nyob rau hauv nws, koj thawj zaug yuav tsum mus nrhiav kom tau ib tug txheej ntawm tshwj xeeb software. Qhov tsab xov xwm no qhia txog yuav ua li cas rau nruab Java.

Yuav ua li cas rau nruab rau lub qhov rais 7

Rau nruab Java rau lub qhov rais 7, koj yuav tsum download los ntawm cov nom site oracle.com tseeb version. Nws yuav tsum tau nyias ib zaug, uas yog siv los khiav lub JRE, thiab programming - JRE thiab JDK.

Qhov tseeb versions ntawm lub site xws li ib tug tsis siv neeg installer uas yuav tuav rau tag nrho cov ua sawv ntawm lub installation. Ua ntej koj yuav nruab Java, yog tsim nyog hmoog rau lub peev xwm ntawm cov operating system thiab browser. Piv txwv li, yog tias koj mus los ntawm lub 32-ntsis Internet Explorer, cov nyob hauv internet installer rau ntawm qhov chaw yuav ntes uas yuav tsum tau 32-ntsis version. Yog li ntawd, yog tias koj xav 64-bit, koj yuav tsum tau reinstall lub browser.

Tab sis koj muaj peev xwm download tau cov ntaub ntawv manually los ntawm lub download tau nplooj. Muaj ntau ntau variants ntawm lub pab nrog cov lus nug hais txog Java: yuav ua li cas rau nruab nws:

• sib tham sib;
• Offline hom;
• Offline hom nyob rau hauv 64-ntsis hom.

Sib tham sib system muaj ib tug me me installer cov ntaub ntawv, uas nws tus kheej yog downloaded ntawm lub network qhov tsim nyog cov ntaub ntawv thiab nruab lawv. Offline hom txhais tau tias daus full-fledged version. Muaj versions rau ob qho tib si 32 thiab 64 ntsis.

Yuav ua li cas rau nruab Java JDK

Rau nruab cov JDK txoj kev loj hlob cov cuab yeej nyob rau hauv lub qhov rais 7 uas koj yuav tsum Oracle tus official lub website mus download seem. Tseem muaj tam sim no 32 thiab version 64 khoom. Distro nyhav qho kev txiav txim ntawm qhov ntau loj tshaj tus qauv version ntawm lub JRE.

Tom qab daus, khiav cov ntaub ntawv, thiab cov installation yuav muab qhov chaw cia. Tom qab kev vam meej installation, koj yuav tsum tau ua lwm txoj kev - muab cov kev puag ncig nce mus nce los. Qhov no yog tsim nyog nyob rau hauv thiaj li yuav tau ua ke thiab khiav cov ntaub ntawv, tsis muaj mus txhua txhua ib zaug nyob rau hauv ib qhov project nplaub tshev.

Qhov chaw puag ncig ntau yam

Nyob rau hauv lub qhov rais 7, qhov no txoj kev yog ua los ntawm cov tswj vaj huam sib luag, nyob rau hauv uas koj yuav tau mus nrhiav yam khoom ntawd "System". Nws yuav tsum tau nyob rau sab laug txuas mus rau advanced kev xaiv ntawm lub cev, uas yuav tsum tau xaiv. Nyob rau hauv lub qhov rai tshiab yog lub hauv qab khawm nrog rau "ib puag ncig zog" inscription ua rau qhov chaw. Rau qhov kev siv ntawm txoj kev uas koj yuav tsum tau tsim ib tug tshiab kuj sib txawv thiab hu ua «JAVA_HOME». Lub ntsiab lus nws yuav tsum muaj tag nrho cov kev mus rau cov ntaub ntawv. Piv txwv li, raws li: C: \ Program ntaub ntawv \ Java \ JDK. Nyob rau txhua lub computer, txoj kev tej zaum yuav txawv.

Tam sim no koj yuav tau hloov tus txheem ntawm lub nce mus nce los nws tus kheej kev. Nws yog twb nyob rau hauv daim ntawv, yog li ntawd nws txaus xaiv thiab kho kom raug. Nws yog ib nqi sau cia hais tias lub xeem tus nqi yuav tsum tau muab nrog ib tug semicolon - ";". Ces nkag mus rau tag nrho cov kev mus rau lub nplaub tshev rau hauv, piv txwv li - C: \ Program ntaub ntawv \ Java \ JDK \ rau hauv. Nyob rau hauv lub kawg tsis muaj tej yam tshwm sim tsis tas yuav muab tso rau. Tom qab koj nias OK, cov kev hloov nias Txuag. Tab sis lawv siv yuav tsum pib dua lub computer.

operability xeem

Nyob rau hauv lub qhov rais 7, koj yuav tau xyuas cov kev kawm tau zoo ntawm cov installation los ntawm qhov hais kom ua kab. Hu nws yog feem ntau ib tug ua ke ntawm lub qhov rais + R. Lub davhlau ya nyob twg yuav tsum nkag mus rau qhov hais kom ua java-version thiab nias sau. Lub system yuav muab ib tug version ntawm lub rooj sib txoos nyob rau hauv cov kev tshwm sim ntawm ib tug muaj kev vam meej installation.

Lub tshuab encompasses ntau yam pab kiag li lawm thiab tshuab. Tshwj xeeb chaw nkag mus rau hauv lub cajmeem rau OS "hauv" raws li cov kev cai yog sau nyob rau hauv Java nws yog doped muaj ib lub API hauv. Java KUV kuj yog paub nyob rau hauv ua ntej lawm versions ntawm cov xov tooj txawb. Tab sis kuv - qhov no zoo heev stripped-down version, uas tsim tag nrho-fledged PC daim ntawv thov yog tsis yooj yim.

Qhov tsab xov xwm piav nyob rau hauv kom meej yuav ua li cas rau nruab Java rau lub qhov rais 7. Daim ntawv tso cai rau lub JRE thiab JDK free. Qhov no txhais tau tias koj yuav nruab Java rau free.