#MLE

ORA-41674: dmlevents policy allowed only for event structures with table aliases

文档解释ORA-41674:dmleventspolicyallowedonlyforeventstructureswithtablealiasesCause:Anattemptwasmadetousethedmleventspolicyforaneventstructurewithnotablealiasconstr...

ORA-41679: dmlevents specification only allowed with table alias attributes

文档解释ORA-41679:dmleventsspecificationonlyallowedwithtablealiasattributesCause:Anattemptwasmadetousethedmleventspolicyforaneventstructurenotcontaininganytablealia...

ORA-41676: invalid use of dmlevents policy for primitive event

文档解释ORA-41676:invaliduseofdmleventspolicyforprimitiveeventCause:Anattemptwasmadetousethedmleventspolicyforaprimitiveeventdefinedwithmorethanonetablealiasattribu...

ORA-19207: scalar parameter string of XMLELEMENT cannot have an alias.

文档解释ORA-19207:scalarparameterstringofXMLELEMENTcannothaveanalias.Cause:ThescalarparametertoXMLELEMENThasbeenqualifiedwithanalias.Action:RemovetheASclauseofthesc...

ORA-41678: conflicting values for the autocommit and dmlevents policies

文档解释ORA-41678:conflictingvaluesfortheautocommitanddmleventspoliciesCause:AnattemptwasmadetousedmleventspolicyincombinationwithautocommitsettoYES.Thiscombination...

ORA-41721: invalid use of DMLEVENTS and CNFEVENTS in rule class properties

文档解释ORA-41721:invaliduseofDMLEVENTSandCNFEVENTSinruleclasspropertiesCause:AnattemptwasmadetospecifyboththeDMLEVENTSandCNFEVENTSforthesameruleclass.Action:Remove...

HtmlEncode 等遇到 null 参数的情况

Response.Write(null); // 正常运行Response.Write(HttpUtility.HtmlEncode(null)); // 正常运行string.Format("{0}", null); // 出错...

Serializable and XmlEnum

Theeasiestwayistouse[XmlEnum]attributelikeso:[Serializable]publicenumEnumToSerialize{[XmlEnum("1")]One=1,[XmlEnum("2")]Two=2}ThiswillserializeintoXML(saythatthe...
代码星球 ·2021-02-08

HTMLEncode httpencode UTF8Encode

1.引用单元: httpApp;2.对于httpPost的提交内容,应该是: HttpEncode(Utf8Encode(StrValue)); 不然与web方式的Url_encode(utf8编码)的解析结果不一致.3.解码是: utfyDecode(httpdecode(st...
代码星球 ·2021-01-22

php的strip_tags,htmlspecialchars,htmlentities,stripslashes,addslashes解释

php函数蛮多的,要完整的每个函数都理解深刻是个挺有挑战性的事情。strip_tags,htmlspecialchars,htmlentities,stripslashes,addslashes这几个函数我想就需要专门的强化一下。 第一个函数:strip_tags,去掉HTML及PHP的标记注意:本函数可去掉...

机器学习的MLE和MAP:最大似然估计和最大后验估计

https://zhuanlan.zhihu.com/p/32480810频率学派-Frequentist-MaximumLikelihoodEstimation(MLE,最大似然估计)贝叶斯学派-Bayesian-MaximumAPosteriori(MAP,最大后验估计)有时候和别人聊天,对方会说自己有很多机器学习...

org.yaml.snakeyaml.error.YAMLException: java.nio.charset.MalformedInputException: Input length = 1

 项目启动报错2018-12-2114:06:24.917INFO23472---[main]s.c.a.AnnotationConfigApplicationContext:Refreshingorg.springframework.context.annotation.AnnotationConfigAp...

【MLE】最大似然估计Maximum Likelihood Estimation

模型已定,参数未知  已知某个随机样本满足某种概率分布,但是其中具体的参数不清楚,参数估计就是通过若干次试验,观察其结果,利用结果推出参数的大概值。最大似然估计是建立在这样的思想上:已知某个参数能使这个样本出现的概率最大,我们当然不会再去选择其他小概率的样本,所以干脆就把这个参数作为估计的真实值。  ...

html_entity_decode与htmlentities函数

htmlentities()函数把字符转换为HTML实体。html_entity_decode()函数把HTML实体转换为字符。例子:$a='<div><p>11111&&222</p></div>';$b=htmlentities($a);$c=html...

【laravel5.4+vue.js】laravel 循环三维数组,解决:htmlentities() expects parameter 1 to be string, array given

laravel循环三维数组  +++  vue.js循环三维数组 (数据均是以三维数组形式存在的)<form-itemlabel="权限名称"prop="interest">@foreach($permission3levelas$k=>$v)@for...