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OpenStack 云和 services\'s name
(2024-04-26 10:47:44)
InOpenStack,eachservicetypicallyhasaprojectnameorcodenamethatisusedinternallywithintheOpenStackcommunityandsometimesexternallybyusersandoperators.HerearesomeofthecoreOpenStackservicesalongwiththeirprojectnames:1.**Nova**:NovaisthecomputeserviceinOpenStack,responsibleformanagingandprovisioningvirtualmachines(VMs).Itsprojectnameis"Nova."2.**Swift**:SwiftistheobjectstorageserviceinOpenStack...[阅读全文]
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GCP 的 主要 service 列表
(2024-04-26 10:41:42)
GoogleCloudPlatform(GCP)offersavarietyofcomputing,storage,pipeline,andotherpopularservices.Herearesomeofthemostcommonlyusedones:1.**ComputeEngine**:Thisserviceprovidesvirtualmachines(VMs)thatrunonGoogle'sinfrastructure.It'ssimilartoAmazonEC2inAWS.2.**AppEngine**:Aplatform-as-a-service(PaaS)offeringthatallowsdeveloperstobuildanddeployapplicationswithoutmanagingtheunderlyinginfrastructure.3....[阅读全文]
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redhat linux : python installing mysqlclient - mysql_config o
(2024-04-25 17:47:02)
whenweinstallmysql,postgresqlpacakage,weneedinstallmysql-develandlibpq-devel,pythonneedbinaryofthe2package InRedhat,wecanrun: $sudodnfinstallgccmysql-develpython3-devel, ifwemeetthesimilarissueswhenrun"pipinstallpsycopg2"(thisispythonPostgresqlpkg) error:pg_configcannotbefound wecanrun: $sudodnfinstalllibpq-devel whentheabovestepisfinished,andgood, thenrun ...[阅读全文]
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Oracle IAM , components list as far as I know
(2024-04-22 08:36:51)
TheOracleIdentityandAccessManagementSuitePlus(OracleIAMSuitePlus)typicallyincludesacomprehensivesetofcomponentsaimedatprovidingorganizationswithrobustidentityandaccessmanagementcapabilities.Thesecomponentsaredesignedtoaddressvariousaspectsofidentitygovernance,accessmanagement,anddirectoryservices.Whilethespecificcomponentsmayvarybasedontheversionandconfigurationofthesuite,somecommoncomponentsinclu...[阅读全文]
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主要PYTHON ETL 包
(2024-04-20 18:19:00)
popularPythonpackagesforETLare: ApacheSpark:ApacheSparkisafastandgeneral-purposeclustercomputingsystemthatincludessupportforETLtasksthroughitsSparkSQLandDataFrameAPIs.It'sparticularlyusefulforhandlinglarge-scaledataprocessingandisoftenusedinbigdataenvironments. ApacheAirflow:ApacheAirflowisaplatformforprogrammaticallyauthoring,scheduling,andmonitoringworkflows.ItallowsyoutodefinecomplexETLp...[阅读全文]
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GIT Flow s实践策略
(2024-04-16 14:19:23)
IntheGitflowworkflow,thereareseveralmainbranches:1.**Masterbranch**:Thisbranchrepresentsthestable,production-readycode.Itshouldideallyonlycontaincodethathasbeenthoroughlytestedandapprovedforrelease.2.**Developbranch**:Thedevelopbranchiswhereongoingdevelopmentworkoccurs.It'susedasastagingareaforfeaturesandbugfixesbeforetheyaremergedintothemasterbranchforrelease.3.**Featurebranches**:Featurebran...[阅读全文]
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how DataDog , DynaTrace store log , performance metric and trac
(2024-04-14 18:03:53)
BothDatadogandDynatraceprovidetheirowncloud-basedobservabilityplatformsthatincludestorageforlogs,traces,andmetrics.###Datadog:1.**Cloud-BasedPlatform**:Datadogoperatesitsowncloud-basedobservabilityplatform,whichincludesstorageforlogs,traces,andmetrics.ThisplatformishostedandmanagedbyDatadog,providinguserswithafullymanagedsolutionforcollecting,storing,andanalyzingobservabilitydata.2.**DatadogDatast...[阅读全文]
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\'MEAN\' and \'Drupal\' : what are the 2
(2024-04-11 09:33:23)
MEAN:MEANisafull-stackJavaScriptframeworkusedforbuildingdynamicwebapplications.ItstandsforMongoDB,Express.js,AngularJS(orAngular),andNode.js.Here'sabriefoverviewofeachcomponent: MongoDB:ANoSQLdatabasethatstoresdatainaflexible,JSON-likeformat. Express.js:AwebapplicationframeworkforNode.js,usedforbuildingwebapplicationsandAPIs. AngularJS(orAngular):Afront-endJavaScriptframeworkforbuildings...[阅读全文]
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create db2 exporter for Prometheus .use Django as web server
(2024-03-26 10:26:51)
CreatingaDB2exporterforPrometheususingPythonandintegratingitwithDjangoasawebserverforPrometheusscraping```python
#Importnecessarylibraries
importtime
fromprometheus_clientimportstart_http_server,Gauge
importibm_db#ConstantsforDB2connection
DB2_HOST='your_db2_host'
DB2_PORT=50000
DB2_DATABASE='your_db2_database'
DB2_USER='your_db2_username'阅读全文]
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Python decorator @classmethod and @staticmethod decorators
(2024-03-24 12:59:08)
InPython,both`@classmethod`and`@staticmethod`decoratorscanbeusedtodefinemethodsthatarenotboundtoaninstanceoftheclass.Thismeanstheycanbecalledontheclassitselfratherthanonaninstanceoftheclass,andtheydonotrequirethe`self`parameter.However,thereisadifferencebetweenthem:1.`@classmethod`:Thisdecoratorisusedtodefineamethodthatoperatesontheclassitselfratherthanoninstancesoftheclass.Itreceivesareferencetot...[阅读全文]
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