#oper

org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode

[spring]:org.springframework.dao.InvalidDataAccessApiUsageException:Writeoperationsarenotallowedinread-onlymodeorg.springframework.dao.InvalidDataAccessApiUsage...

javascript中in和hasOwnProperty区别

in操作符只要通过对象能访问到属性就返回true。hasOwnProperty()只在属性存在于实例中时才返回true。functionPerson(){}Person.prototype.name="Nicholas";Person.prototype.age=29;Person.prototype.job="Sof...

实时监听输入框值变化的完美方案:oninput & onpropertychange

实时监听输入框值变化的完美方案:oninput&onpropertychange:网址:http://www.cnblogs.com/lhb25/archive/2012/11/30/oninput-and-onpropertychange-event-for-input.html...

java读取资源文件(Properties)

四步:java代码//new一个读取配置文件Propertiesproperties=newProperties();//获取文件路径Stringpath=request.getServletContext().getRealPath("/dom.properties");//读取文件内容properties.load...

小程序 for循环 报错 Cannot read property 'total' of undefined

问题for循环一直报错  Cannotreadproperty'total'ofundefined,total在起初是有定义。原因是i<=的问题,改为<不报错了。infoArea长度为2,也就是i应该循环2次。但是写成<=后,i取值依次是:0,1,2,取值为2时,找不到对应的元素。...

@ConfigurationProperties 还能这样用

在编写项目代码时,我们要求更灵活的配置,更好的模块化整合。在SpringBoot项目中,为满足以上要求,我们将大量的参数配置在application.properties或application.yml文件中,通过@ConfigurationProperties注解,我们可以方便的获取这些参数值  假设我们正在搭建一个...

Resize operation completed for file#

Orale12cRAC环境ALERTLOG中出现Resizeoperationcompletedforfile#查看数据库版本:1BANNER                    CON_ID2--------------------------------------------------------------...

Java properties配置文件工具类

/**Copyright(c)2017.Panteng.Co.LtdAllrightsreserved*/importorg.apache.log4j.Logger;importjava.io.File;importjava.io.IOException;importjava.io.InputStream;import...

Cooperation、Collaboration与Coordination的区别

作者:凯鲁嘎吉-博客园 http://www.cnblogs.com/kailugaji/1.1同根词v. cooperaten. cooperationadj. cooperative1.2词义解释Cooperationissimplysplittinguptheworkand...

DirectoryEntry_Properties属性的遍历(win2008)

DirectoryEntryroot=newDirectoryEntry(@"IIS://localhost/W3SVC");stringPInfo="";foreach(stringelmentNameinroot.Properties.PropertyNames){PropertyValueCollectionva...

DirectoryEntry_Properties属性的遍历(win2003)

DirectoryEntryroot=newDirectoryEntry(@"IIS://localhost/W3SVC");stringPInfo="";foreach(stringelmentNameinroot.Properties.PropertyNames){PropertyValueCollectionva...

leetcode 29-> Divide Two Integers without using multiplication, division and mod operator

 classSolution(object):defdivide(self,dividend,divisor):""":typedividend:int:typedivisor:int:rtype:int"""ispositive=Trueifdividend>0anddivisor<0:ispo...

MAC Operation not permitted

原文:https://www.jianshu.com/p/583864a055cd Mac版本10.14.5,向下向上都行:    1.关闭mac的安全机制,首先可以在正常模式下,输入csrutilstatus命令,查看mac安全机制是否开启。  &...
代码星球 代码星球·2020-08-09

pymongo.errors.OperationFailure: Authentication failed.

 mongoDB有不同的认证机制,3.0版本以后采用的是'MONGODB-CR',之前的版本采用的是'MONGODB-CR'。所以,以我的版本情况,显然应该用'SCRAM-SHA-1'frompymongoimportMongoClienthost='127.0.0.1'client=MongoClient(...

vs2013_arcgis_developer_kit_101_install

1.修改注册表以安装AE101在注册表中HKEY_LOCAL_MACHINESOFTWAREWow6432NodeMicrosoftVisualStudio10.0增加类型为REG_SZ的InstallDir节点。InstallDir的结点的值为HKEY_LOCAL_MACHINESOFTWAREWow6432Node...
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