Video: Dab tsi version ntawm Python siv hluav taws xob?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Teeb khiav ntawm Java 8+, Python 2.7+/3.4+ thiab R 3.1+. Rau Scala API, Teeb 2.3. 0 siv Scala 2.11. Koj yuav tau siv Scala sib xws version (2.11.
Raws li kev sib raug zoo, puas ua haujlwm nrog Python 3?
Apache Teeb yog ib lub hauv paus kev xam phaj, tam sim no yog ib qho tseem ceeb tshaj plaws tsim nyob rau hauv qhib-qhov chaw loj Cov ntaub ntawv arena. Txij li qhov tseeb version 1.4 (Lub Rau Hli 2015), Teeb txhawb R thiab Python 3 (kom ntxiv cov kev txhawb nqa yav dhau los rau Java, Scala thiab Python 2).
Ib sab saum toj no, kuv yuav hloov pauv lub txim taws ntawm Python li cas? Thaum koj tsuas xav tau hloov tus python version rau txoj haujlwm tam sim no, koj tuaj yeem siv pyspark pib cov lus txib nram qab no: PYSPARK_DRIVER_PYTHON=/home/user1/anaconda2/bin/ python PYSPARK_PYTHON=/usr/local/anaconda2/bin/ python pyspark --master..
Tsis tas li ntawd, dab tsi yog qhov tseeb spark version?
Apache Spark
| Original author(s) | Matei Zaharia |
|---|---|
| Kev tso tawm thawj zaug | Lub Tsib Hlis 26, 2014 |
| Kev tso tawm ruaj khov | 2.4.5 / Lub Ob Hlis 8, 2020 |
| Chaw khaws cia | Spark Repository |
| Sau rau hauv | Scala |
Dab tsi yog spark Python?
Taming Cov Ntaub Ntawv Loj nrog Apache Teeb thiab Python Py4J yog lub tsev qiv ntawv nrov tshaj plaws ua ke hauv PySpark tias cia python interface dynamically nrog JVM cov khoom (RDD's). Apache Teeb los nrog kev sib tham sib plhaub rau python raws li nws ua rau Scala. Lub plhaub rau python yog lub npe hu ua PySpark ”.
Pom zoo:
Yuav ua li cas koj xaim hluav taws xob tiv thaiv hluav taws xob?
Ntxig txhua lub xaim rau hauv lub qhov tsim nyog hauv qhov chaw txais khoom tshiab thiab ceev cov ntsia hlau davhlau ya nyob twg kom ruaj ntseg. Qhwv qhov kawg ntawm cov tooj liab liab lossis ntsuab xaim (hauv av) nyob ib ncig ntawm cov ntsia hlau ntsuab thiab nruj. Maj mam thawb lub qhov hluav taws xob rov qab rau hauv lub thawv thiab ceev cov ntsia hlau mounting
Dab tsi ua rau lub qhov hluav taws xob muaj hluav taws xob tsawg?
Ib qho laj thawj uas lub qhov hluav taws xob yuav muaj lowvoltageis uas nws hnav tawm. Cov hluav taws xob hluav taws xob tuaj yeem hnav tawm tib yam li txhua yam khoom siv lossis cov khoom siv hluav taws xob.Qhov txuas tsis tu ncua thiab tshem tawm cov hlua rau hauv lub qhov hluav taws xob tuaj yeem loosen thiab hnav cov kev sib txuas
Chav hluav taws xob hloov hluav taws xob yog dab tsi?
Chav hloov. ib cheeb tsam uas muaj kev sib dhos ntawm cov khoom siv hluav taws xob rau kev tswj thiab kev tiv thaiv hluav taws xob circuits. chav hloov pauv tuaj yeem cuam tshuam rau lub substation tab sis tsuas muaj cov keyboards xwb. lub ntsiab hloov mus rau cais tawm hluav taws xob yog nyob rau hauv lub ntsiab switchroom
Koj siv lub ntsuas hluav taws xob ntsuas hluav taws xob li cas?
Txhawm rau siv lub ntsuas hluav taws xob, kov ib qho kev sojntsuam rau ib lub xaim lossis kev sib txuas thiab lwm qhov kev sojntsuam mus rau qhov sib txawv ntawm cov xaim lossis kev sib txuas
Yuav ua li cas kom tshem tau ib tug daig prong plug los ntawm ib tug hluav taws xob qhov hluav taws xob?
Tua lub Circuit Court breaker rau lub qhov hluav taws xob. Kuaj nws nrog lub ntsuas ntsuas hluav taws xob kom paub tseeb tias lub hwj chim tawm. Tshawb xyuas lub qhov tawg kom pom tias nws tob npaum li cas hauv lub ntsaws. Yog tias nws tawm txaus, rub nws nrog ob lub koob lub qhov ntswg pliers thiab rub tawm ncaj qha