#Other

MySQL Error number: 3813; Symbol: ER_COLUMN_CHECK_CONSTRAINT_REFERENCES_OTHER_COLUMN; SQLSTATE: HY000

文档解释Errornumber:3813;Symbol:ER_COLUMN_CHECK_CONSTRAINT_REFERENCES_OTHER_COLUMN;SQLSTATE:HY000Message:Columncheckconstraint‘%s’referencesothercolumn....
IT技术学习 ·2023-07-01

MySQL Error number: MY-014041; Symbol: ER_COMPONENT_MASKING_OTHER_ERROR; SQLSTATE: HY000

文档解释Errornumber:MY-014041;Symbol:ER_COMPONENT_MASKING_OTHER_ERROR;SQLSTATE:HY000Message:Maskingcomponenterror:‘%s’.错误说明MY-014041(ER_COMPONENT_MASKIN...

MySQL Error number: MY-010257; Symbol: ER_CONN_TCP_IS_THERE_ANOTHER_USING_PORT; SQLSTATE: HY000

文档解释Errornumber:MY-010257;Symbol:ER_CONN_TCP_IS_THERE_ANOTHER_USING_PORT;SQLSTATE:HY000Message:Doyoualreadyhaveanothermysqldserverrunningonport:%d?错误说明MY-010257...

MySQL Error number: MY-011577; Symbol: ER_GRP_RPL_ESTABLISH_RECOVERY_WITH_ANOTHER_DONOR; SQLSTATE: HY000

文档解释Errornumber:MY-011577;Symbol:ER_GRP_RPL_ESTABLISH_RECOVERY_WITH_ANOTHER_DONOR;SQLSTATE:HY000Message:Retryinggrouprecoveryconnectionwithanotherdonor.Attempt%...

MySQL Error number: 4132; Symbol: ER_INDEX_OTHER_THAN_PK; SQLSTATE: HY000

文档解释Errornumber:4132;Symbol:ER_INDEX_OTHER_THAN_PK;SQLSTATE:HY000Message:Table‘%s’hasindexesotherthanprimarykey.错误说明:ER_INDEX_OTHER_THAN_PK错误代号4132是...
IT技术学习 ·2023-06-19

(转)yum提示Another app is currently holding the yum lock; waiting for it to exit...

文章转自yum下载东西突然卡主了,我直接ctrl+c退出,然后再次下载时候出现Anotherappiscurrentlyholdingtheyumlock;waitingforittoexit...解决: 方法一、1)查询进程#psaux|grepyumroot67440.00.0103260900pts/1...
代码星球 ·2021-02-23

<c:otherwise>

<c:if>没有<c:else>可以用<c:choose>来取代结构:<c:choose>  <c:whentest="">   如果  </c:when>  ...
代码星球 ·2021-02-21

springboot 项目mybatis plus 设置 jdbcTypeForNull (oracle数据库需配置JdbcType.NULL, 默认是Other)

mybatis-plus:configuration:jdbc-type-for-null:'null'#注意:单引号查看mp-starter-源码, MybatisPlusAutoConfiguration,可以发现,第119行有一个configurationCustomizers,可以修改configur...

MyBatis choose(when, otherwise)标签

有时候我们并不想应用所有的条件,而只是想从多个选项中选择一个。而使用if标签时,只要test中的表达式为true,就会执行if标签中的条件。MyBatis提供了choose元素。if标签是与(and)的关系,而choose是或(or)的关系。choose标签是按顺序判断其内部when标签中的test条件出否成立,如果有...

probably another instance of uWSGI is running on the same address (127.0.0.1:9090). bind(): Address already in use

probablyanotherinstanceofuWSGIisrunningonthesameaddress(127.0.0.1:9090).bind():Addressalreadyinuseuwsgi启动次数过多,杀掉进程,重新运行即可fuser-k9090/tcp ...

probably another instance of uWSGI is running on the same address

probablyanotherinstanceofuWSGIisrunningonthesameaddress 可以用命令杀掉这个端口在重启:sudofuser-k8080/tcp ...

how to get a controller instance in another controller

https://stackoverflow.com/questions/16870413/how-to-call-another-controller-action-from-a-controller-in-mvchttps://stackoverflow.com/questions/23748511/how-to-g...

How to check if one path is a child of another path?

Unfortunatelyit'snotassimpleasStartsWith.Here'sabetteranswer,adaptedfromthisduplicatequestion.I'vemadeitanextensionmethodforeaseofuse.Alsousingabrute-forcecatch...
代码星球 ·2021-02-08

Git 使用中显示“Another git process seems to be running in this repository...”问题解决

一、引言:问题回忆这几天,我同时在使用vs2017自带的git管理工具和gitbash命令行工具对于同一个工作区进行了git操作管理。提示信息其中,当我在vs2017中对文件进行了更改,突然脑洞大开,想要使用gitbash使用命令行进入到工作区使用命令行gitcommit提交修改,此时我输入了gitcommit结果一不...

error C2338: You've instantiated std::aligned_storage<Len, Align> with an extended alignment (in other words, Align >

  报的完整错误为:errorC2338:You'veinstantiatedstd::aligned_storage<Len,Align>withanextendedalignment(inotherwords,Align>alignof(max_align_t)).Before...
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