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Video: Qhov txawv ntawm Tomcat thiab TomEE yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
2 Teb. Tomcat yog servlet thawv uas txhawb servlet thiab JSP tshuab. TomEE yog dav dua Tomcat txhawb ntau lwm yam Java EE technologies (tshwj xeeb los ntawm JSR-xxx).
Tsis tas li ntawd, TomEE server yog dab tsi?
Apache TomEE (hais tias "Tommy") yog Java Enterprise Edition ntawm Apache Tomcat (Tomcat + Java EE = TomEE ) uas sib txuas ntau yam haujlwm hauv Java suav nrog Apache OpenEJB, Apache OpenWebBeans, Apache OpenJPA, Apache MyFaces thiab lwm yam.
Tsis tas li ntawd, qhov txawv ntawm Tomcat thiab Glassfish yog dab tsi? Ntsiab Qhov txawv : Tomcat tsuas yog HTTP server thiab Java servlet thawv. iav yog tag nrho-blown Java EE daim ntawv thov servers, suav nrog lub thawv EJB thiab tag nrho lwm cov nta ntawm pawg ntawd. Tomcat muaj hneev taw nco txog 60-70 MB, thaum cov Java EE servers hnyav ntawm ntau pua MBs.
Tsuas yog li ntawd, kev siv Apache Tomcat yog dab tsi?
Apache Tomcat yog siv los xa koj Java Servlets thiab JSPs. Yog li hauv koj Java qhov project koj tuaj yeem tsim koj li WAR (luv luv rau Web ARchive) cov ntaub ntawv, thiab cia li tso nws rau hauv cov ntawv teev npe hauv Tomcat. Yog li hauv paus Apache yog HTTP Server, pab HTTP. Tomcat yog Servlet thiab JSP Server pabcuam Java tshuab.
Koj pib TomEE li cas?
Pib nrawm
- Download tau thiab nruab Apache TomEE thiab dab noj hnub.
- Pib Eclipse thiab los ntawm cov ntawv qhia zaub mov tseem ceeb mus rau Cov Ntaub Ntawv - Tshiab - Dynamic Web Project.
- Sau lub npe tshiab qhov project.
- Hauv qhov Target Runtime seem nyem rau ntawm New Runtime khawm.
- Xaiv Apache Tomcat v7.0 thiab nyem Next.
Pom zoo:
Dab tsi yog qhov txawv ntawm qhov sib txawv hauv zos thiab thoob ntiaj teb hauv SQL Server?
Qhov sib txawv hauv zos tau tshaj tawm hauv ib qho kev ua haujlwm whereas Ntiaj teb hloov pauv tau tshaj tawm sab nraum lub luag haujlwm. Cov kev hloov hauv zos tau tsim thaum lub luag haujlwm tau pib ua tiav thiab ploj thaum lub luag haujlwm xaus, ntawm qhov tod tes, Ntiaj teb hloov pauv yog tsim raws li kev tua pib thiab ploj thaum qhov kev pab cuam xaus
Dab tsi yog qhov sib txawv ntawm lub thawv thiab lub thawv ntawv thiab lub thawv ntawv yog dab tsi?
Ib lub thawv thiab cov ntawv nplawm (qee zaum hu ua boxplot) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm tsib lub ntsiab lus. Nyob rau hauv ib lub thawv thiab whisker zajlus: qhov kawg ntawm lub thawv yog lub sab sauv thiab sab quartiles, yog li lub thawv spans lub interquartile ntau yam. qhov nruab nrab yog cim los ntawm ib txoj kab ntsug hauv lub thawv
Dab tsi yog qhov txawv ntawm cov ntaub ntawv hom thiab qhov sib txawv?
Ib qho kev sib txawv yuav tsum muaj cov ntaub ntawv sib txuas nrog nws, piv txwv li nws tuaj yeem muaj cov ntaub ntawv xws li cov lej, lej lej, cov cim thiab lwm yam. Qhov sib txawv ntawm hom Integer khaws cov lej suav thiab tus cim typevariable khaws cov cim tus nqi. Thawj qhov sib txawv ntawm ntau hom ntaub ntawv yog lawv qhov loj me me
Dab tsi yog qhov zoo sib xws thiab qhov txawv ntawm relays thiab PLC yog dab tsi?
Relays yog electro-mechanical keyboards uas muaj coil thiab ob hom kev sib cuag uas tsis yog NO & NC. Tab sis Programmable Logic Controller, PLC yog lub khoos phis tawj me uas tuaj yeem txiav txim siab raws li qhov kev zov me nyuam thiab nws cov tswv yim & tso tawm
Dab tsi yog qhov sib txawv ntawm qhov ntsuas qhov ntsuas thiab qhov ntsuas thib ob?
Primary index: nyob rau hauv ib tug sequentially order file, qhov Performance index uas nws search key qhia cov sequential order ntawm cov ntaub ntawv. Kuj hu ua clustering index. Secondary index: ib qho Performance index uas nws qhov tseem ceeb tshawb nrhiav qhia qhov kev txiav txim sib txawv ntawm qhov kev txiav txim ntawm cov ntaub ntawv. Kuj hu ua non-clustering index