var主题的文章列表，还有var的技术要点_第1页

PHP 自带的验证函数 FILTER_VAR()

常见的用法检查邮箱的格式是否合法if(filter_var('bob@51dev.com',FILTER_VALIDATE_EMAIL)){} 更多相关的过滤参数：ID名称描述FILTER_CALLBACK调用用户自定义函数来过滤数据。FILTER_SANITIZE_STRING去除标签，去除...

开发笔记 ·2024-05-08

zabbix5.0: 查看日志/var/log/zabbix/zabbix_server.log

zabbix5.0:查看日志/var/log/zabbix/zabbix_server.log[root@zh-cjh~]#find/-namezabbix._server.log^C[root@zh-cjh~]#find/-namezabbix_server.log/var/log/zabbix/zabbix_ser...

开发笔记 ·2024-03-12

ORA-19048: Cannot specify VARRAY storage in tableProps

文档解释ORA-19048:CannotspecifyVARRAYstorageintablePropsCause:AnattemptwasmadetostoreallvarraysastablesorLOBsintableProps.Action:DonotspecifyvarraystoreastablesorLO...

IT技术学习 ·2023-07-28

ORA-14701: partition-extended name or bind variable must be used for DMLs on tables partitioned by the System method

文档解释ORA-14701:partition-extendednameorbindvariablemustbeusedforDMLsontablespartitionedbytheSystemmethodCause:Userattemptednottousepartition-extendedsyntaxforata...

IT技术学习 ·2023-07-28

ORA-19257: XQST0037 – function or variable string in module already defined

文档解释ORA-19257:XQST0037–functionorvariablestringinmodulealreadydefinedCause:Amodulebeingimportedcontainedthefunctionorvariablethatisalreadydeclaredinthesta...

IT技术学习 ·2023-07-26

ORA-07643: smsalo: SMSVAR is invalid

文档解释ORA-07643:smsalo:SMSVARisinvalidCause:aninternalerrorAction:ReportthiserrortoOracleSupportServices,provideyourINIT.ORAfile.ORA-07643:smsalo错误是由于使用了一个无效的SMSV...

IT技术学习 ·2023-07-26

ORA-08277: Cannot set environment variable

文档解释ORA-08277:CannotsetenvironmentvariableCause:Thereisinsufficientmemorytoexpandtheenvironment.Action:Reducememoryusageandretry.ORA-08277错误消息指示无法设置环境变量或变量值无效。这...

IT技术学习 ·2023-07-26

ORA-25452: duplicate attribute value for variable: string, attribute: string

文档解释ORA-25452:duplicateattributevalueforvariable:string,attribute:stringCause:Anattempttoevaluatewasmade,whichfailedbecauseduplicateattributevaluesweresuppliedf...

IT技术学习 ·2023-07-26

ORA-25465: variable name not specified

文档解释ORA-25465:variablenamenotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecauseoneofthevariablevaluesspecifiedhadaNULLvariablename.Action:Checkthelist...

IT技术学习 ·2023-07-26

ORA-07201: slhom: oracle_home variable not set in environment.

文档解释ORA-07201:slhom:oracle_homevariablenotsetinenvironment.Cause:$(ORACLE_HOME)environmentvariablenotset.Action:SetORACLE_HOME.错误ORA-07201：slhom：环境中未设置oracle_ho...

IT技术学习 ·2023-07-26

ORA-22917: use VARRAY to define the storage clause for this column or attribute

文档解释ORA-22917:useVARRAYtodefinethestorageclauseforthiscolumnorattributeCause:NotusingVARRAYtodefinestorageclauseforVARRAYcolumnorattribute.Action:SpecifyVARRAYb...

IT技术学习 ·2023-07-26

ORA-24346: cannot execute without binding variables

文档解释ORA-24346:cannotexecutewithoutbindingvariablesCause:NoneofthebindvariablesintheSQLstatementarebound.Action:Pleasebindallthevariablesbeforetheexecuteisdone.O...

IT技术学习 ·2023-07-26

ORA-13146: could not find table substitution variable string

文档解释ORA-13146:couldnotfindtablesubstitutionvariablestringCause:Thepartitionnamesubstitutionvariable%swasnotfoundintheSQLfilter.Action:Thesubstitutionvariable%sm...

IT技术学习 ·2023-07-26

ORA-08274: Out of memory for environment variable

文档解释ORA-08274:OutofmemoryforenvironmentvariableCause:ThereisinsufficientmemorytoreturntherequestedvalueAction:Reducememoryusageandretry.ORA-08274:Outofmemoryfor...

IT技术学习 ·2023-07-26

ORA-56900: bind variable is not supported inside pivot|unpivot operation

文档解释ORA-56900:bindvariableisnotsupportedinsidepivot|unpivotoperationCause:Attemptedtousebindvariablesinsidepivot|unpivotoperation.Action:Thisisnotsupported.ORA-...

IT技术学习 ·2023-07-26