Rings主题的文章列表，还有Rings的技术要点_第2页

ORA-04025: maximum allowed library object lock allocated for stringstringstringstringstring

文档解释ORA-04025:maximumallowedlibraryobjectlockallocatedforstringstringstringstringstringCause:Toomanyactivelocksfortheobjecthasbeenallocated.Thiserrorcanbearesul...

IT技术学习 ·2023-07-08

ORA-04023: Object stringstringstringstringstring could not be validated or authorized

文档解释ORA-04023:ObjectstringstringstringstringstringcouldnotbevalidatedorauthorizedCause:Anumberofattemptsweremadetovalidateorauthorizeanobjectbutfailed.Action:Pl...

IT技术学习 ·2023-07-08

ORA-54515: outer rings in a composite surface intersect

文档解释ORA-54515:outerringsinacompositesurfaceintersectCause:Outerrings,eitheronthesameplaneordifferentplanes,inacompositesurfaceintersected.Action:Ensurethatouter...

IT技术学习 ·2023-07-08

ORA-13351: two or more rings of a complex polygon overlap

文档解释ORA-13351:twoormoreringsofacomplexpolygonoverlapCause:Theinnerorouterringsofacomplexpolygonoverlap.Action:Allringsofacomplexpolygonmustbedisjoint.Correctthe...

IT技术学习 ·2023-07-05

ORA-02068: following severe error from stringstring

文档解释ORA-02068:followingsevereerrorfromstringstringCause:Asevereerror(disconnect,fatalOracleerror)receivedfromtheindicateddatabaselink.Seefollowingerrortext.Acti...

IT技术学习 ·2023-07-05

ORA-04020: deadlock detected while trying to lock object stringstringstringstringstring

文档解释ORA-04020:deadlockdetectedwhiletryingtolockobjectstringstringstringstringstringCause:Whiletryingtolockalibraryobject,adeadlockisdetected.Action:Retrytheoper...

IT技术学习 ·2023-07-05

web.config connectionStrings 数据库连接字符串的解释

先来看一下默认的连接SQLServer数据库配置<connectionStrings> <addname="LocalSqlServer"connectionString="DataSource=.SQLExpress;IntegratedSecurity=SSPI;Attach...

代码星球 ·2021-02-14

LeetCode：43. Multiply Strings （Medium）

1.原题链接https://leetcode.com/problems/multiply-strings/description/2.题目要求给定两个String类型的正整数num1、num2，返回它们的String类型乘积（1）num1和num2的长度都小于110；（2）num1、num2都只包含0-9之间的字符；（...

代码星球 ·2021-02-12

编写使用SpringSecurity的JUnit测试提醒

近日在使用SpringSecurity的项目中发现一个小问题，就是在接口上加了@Secured标注限制调用接口权限时，某些JUnit无法正常调用了。例如：@Secured(PrivilegeDAO.ROLE_REMIND_CREATE)publicSerializablesave(Usersuser)thr...

代码星球 ·2021-02-11

springsecurity的权限学习

https://blog.csdn.net/u012702547/article/details/79010010...

代码星球 ·2021-02-09

Eclipse安装springsource-tool-suite插件及spring helloworld入门实例

转载至：https://www.cnblogs.com/aaron-shu/p/5156007.html一、查看eclipse版本Help-->AboutEclipse，我的版本是4.4.2。二、根据eclipse版本，选择插件版本访问网址：http://spring.io/tools/sts/all查看ecli...

代码星球 ·2021-02-03

报错！！！！！！！！！！！org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'springSessionRepositoryFilter' is defined

报错！！！！！！！！！！！因用maven项目不是很熟练，经常在Maven转Web项目（为什么要转web项目？因为要在tomcat中跑起来。maven项目好像是可以直接部署到tomcat的，或集成tomcat插件，还没尝试过）的时候会出现很奇怪的问题。下面的一个报错就是最近经常遇到的一个问题。因为每次遇到它时，都会花很长...

代码星球 ·2021-01-23

C#中split的方法汇总（StringSplitOptions.RemoveEmptyEntries）

js:vararr=str.substring(0,useranswer.length-1).split(",");c#:varstr="sfsdfs,sfd,fs,"vararr=str.Split(newChar[]{','},StringSplitOptions.RemoveEmptyEntries)...

代码星球 ·2021-01-19

初探stringstream

stringstream的用法就见代码吧：1///string转int2intmain()3{4stringa="10";5stringstreamss;6intn;7ss<<a;8ss>>n;9n+=5;10printf("%d",n);11return0;12} 1///int转s...

代码星球 ·2020-12-27

https://leetcode.com/problems/palindromic-substrings/description/

https://www.cnblogs.com/grandyang/p/7404777.html博客中写的<=2,实际上<=1也是可以的相当于判断一个大指针内所有子字符串是否可能为回文classSolution{public:intcountSubstrings(strings){intlength=s.s...

代码星球 ·2020-10-13