Cov txheej txheem:
Video: Kuv yuav sau ib qhov kev pab cuam hauv dab noj hnub li cas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2024-01-18 08:24
Cov kauj ruam
- Pib los ntawm kev tsim Java tshiab qhov project . Muaj ob peb txoj hauv kev ua kom tiav qhov no.
- Nkag mus a qhov project npe.
- Pib kawm Java tshiab.
- Sau lub npe ntawm koj chav kawm.
- Sau koj Java code .
- Saib xyuas qhov ua yuam kev hauv koj li code .
- Xyuas kom koj tag nrho qhov kev pab cuam yog dawb ntawm kev ua yuam kev.
- Sau koj qhov kev pab cuam .
Xav txog qhov no, kuv yuav ua li cas sau thiab khiav Java program hauv dab noj hnub?
Cov kauj ruam
- Download tau thiab nruab Java, thiab dab noj hnub yog tias cov kev pab cuam tseem tsis tau teeb tsa.
- Tsim ib qhov project Java tshiab.
- Tsim ib chav kawm tshiab nrog cov ntaub ntawv hauv qab no> Tshiab> Chav..
- Sau lub npe ntawm chav kawm thiab nias tiav..
- Sau cov lus qhia System.out.println("Hello World"); thiab Txuag (Shortcut: CTRL + S).
Ib yam li ntawd, koj ua li cas hauv dab noj hnub? Yuav tsim ib qhov project:
- Hauv qhov Project Explorer saib, xaiv koj qhov project. Rau cov lus qhia, koj tuaj yeem xaiv qhov haujlwm HelloWorld koj tau tsim ua ntej.
- Nyem qhov Project> Tsim Project, lossis nyem lub cim tsim ntawm lub toolbar.
- Koj tuaj yeem pom hauv Console saib cov zis thiab cov txiaj ntsig ntawm kev tsim cov lus txib.
Ua li no, kuv yuav ua li cas thiaj li khiav ntau yam kev pab cuam hauv dab noj hnub?
Qee qhov taw qhia:
- Mus rau txoj kev tseem ceeb ntawm txhua qhov kev pab cuam los khiav lawv. Thaum koj tau ua tiav lawv ib zaug, lawv tshwm nyob rau hauv cov ntawv qhia zaub mov nco ntawm lub runbutton.
- Ua ntau lub consoles thiab pin lawv.
- Txav mus rau ntau lub consoles cais kev pom kom koj tuaj yeem pom lawv tib lub sijhawm.
Vim li cas Eclipse thiaj siv?
Java Development Tools (JDT) qhov project muab cov kev sib txuas uas tso cai Dab tuag ua siv raws li Java IDE, PyDev yog lub plugin uas tso cai Dab tuag ua siv raws li aPython IDE, C / C ++ Development Tools (CDT) yog lub plug-in uas tso cai Dab tuag ua siv rau kev tsim daim ntawv thov siv C / C ++, lub Dab tuag Scala plug-in tso cai
Pom zoo:
Kuv yuav ua li cas thiaj pab tau metrics hauv dab noj hnub?
Txhawm rau pib sau cov metrics rau ib qhov project, nyem rau ntawm qhov project thiab los ntawm cov ntawv qhia zaub mov popup xaiv 'Metrics-> Pab kom' (lossis lwm yam, siv nplooj ntawv khoom). Qhov no yuav qhia Dab Ntxwg Nyoog kom suav cov metrics txhua zaus muaj kev sib sau ua ke
Lub voj voog kev sib txuas lus hauv kev noj qab haus huv thiab kev noj qab haus huv yog dab tsi?
Ob lub ntsiab lus tseem ceeb uas cov neeg ua haujlwm saib xyuas kev noj qab haus huv thiab kev noj qab haus huv siv lub voj voog sib txuas lus yog ib-rau-ib thiab kev sib txuas lus hauv pab pawg. Cov neeg ua haujlwm saib xyuas tham nrog cov npoj yaig ua haujlwm, rau cov neeg siv cov kev pabcuam saib xyuas thiab rau lawv cov txheeb ze ntawm ib-rau-ib feem ntau zaus hauv ib hnub
Kuv yuav ua li cas qhia code kev pab them nqi nyob rau hauv dab noj hnub?
Txhawm rau siv nws, koj tuaj yeem xaiv txoj cai-nias rau ntawm chav kawm thiab tom qab ntawd nrhiav thiab nyem rau Code Coverage> Run As, lossis koj tuaj yeem tsuas yog ntaus Run As Code Coverage khawm uas zoo li lub pob Khiav ib txwm (pom ntawm no):
Kuv yuav sau ib qho kev pab cuam hauv dab noj hnub li cas?
Txhawm rau sau 'Hello World' program ua raws li cov kauj ruam no: Pib Dab Ntxwg Nyoog. Tsim Java Project tshiab: Tsim cov chav kawm Java tshiab: Tus kws kho Java rau HelloWorld. Txuag siv ctrl-s. Nyem 'Run' khawm hauv toolbar (zoo li tus txiv neej me me khiav). Koj yuav raug ceeb toom los tsim Launch configuration
Vim li cas nws tseem ceeb kom khaws cov ntaub ntawv tsis pub lwm tus paub hauv kev noj qab haus huv thiab kev saib xyuas kev noj qab haus huv?
Ib qho tseem ceeb tshaj plaws ntawm kev ceev ntiag tug yog tias nws pab tsim thiab txhim kho kev ntseeg siab. Nws muaj peev xwm tso cai rau cov ntaub ntawv pub dawb ntawm cov neeg siv khoom thiab cov neeg ua haujlwm thiab lees paub tias tus neeg siv khoom lub neej thiab txhua yam teeb meem thiab teeb meem uas lawv muaj rau lawv