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#RI
C 语言的输入输出函数 scanf() 和 printf()
scanf&printfC语言入门的第一堂课讲的就是输出 Hello,world! 字符串,使用 printf() 输出到黑框框(命令行)里。后面讲IO的时候又提到了 scanf() 从黑框框中获取输入的内容。基本的用法如下:intn;scanf("%...
开发笔记
·
2024-01-20
语言
输入
输出
函数
scanf
jquery trigger方法 jQuery trigger() 方法
jQuerytrigger()方法用于触发指定元素上的指定事件,并执行相应的事件处理函数。该方法可以触发已经在元素上绑定的事件,也可以触发浏览器默认行为。$(selector).trigger(event,[data])//event参数是必须的,data参数是可选的trigger()方法有两个重要的用途:...
开发笔记
·
2023-12-03
trigger
方法
jquery
jQuery
git 报错 fatal: bad object refs/remotes/origin/xxx 解决方法
git拉取时报错fatal:badobjectrefs/remotes/origin/xxxerror:xxxxxdidnotsendallnecessaryobjects 解决方法,到项目的.git 目录下进入refs/remotes/origin/删除所有内容 重新拉取,成功...
开发笔记
·
2023-10-10
git
报错
fatal
bad
object
javascript ()、[]、{}的区别
一、{}大括号,表示定义一个对象,大部分情况下要有成对的属性和值,或是函数体在js中,[]表示的是数组对象,{}表示的是对象;vararr={};arr[“属性名”]=属性值;vardemo={"name":"weicunbin","age&qu...
开发笔记
·
2023-09-07
Javascript
区别
Spring Security权限管理实现接口动态权限控制
下面就是关于“SpringSecurity权限管理实现接口动态权限控制”的完整攻略:在SpringSecurity中,我们可以使用基于注解的安全性,以控制方法响应、请求类型等。但是,如果我们需要跟具体的业务数据绑定的话,我们就需要根据规则来控制具体的访问权限。在这种情况下,就需要使用Spring...
开发笔记
·
2023-08-13
权限
Spring
Security
管理
实现
ORA-55366: unknown namespace prefix “string”
文档解释ORA-55366:unknownnamespaceprefix“string”Cause:AnattemptwasmadetomakeuseofanundefinednamespaceprefixinOracleVirtualPrivateDatabase(VPD)metadata.A...
IT技术学习
·
2023-07-28
ORA-55366
unknown
namespace
prefix
#8220string
ORA-47346: Rule set string is used by one or more command rules.
文档解释ORA-47346:Rulesetstringisusedbyoneormorecommandrules.Cause:Thespecifiedrulesetwasusedbyexistingcommandrule(s).Action:Removethedependentcommandrulesandretryt...
IT技术学习
·
2023-07-28
ORA-47346
Rule
set
string
is
ORA-54531: invalid orientation for element at element offset
文档解释ORA-54531:invalidorientationforelementatelementoffsetCause:Theorientationofthecurrentgeometrywasnotvalid.Action:Reversetheorientationofthegeometry.ORA-54531...
IT技术学习
·
2023-07-28
element
ORA-54531
invalid
orientation
for
ORA-39164: Partition string was not found.
文档解释ORA-39164:Partitionstringwasnotfound.Cause:Ifexportingorimportingoverthenetwork,theuserspecifiedapartitionnamethatwasnotfoundinthesourcedatabase.Forimportin...
IT技术学习
·
2023-07-28
ORA-39164
Partition
string
was
not
ORA-39183: internal error string ocurred during decompression phase string
文档解释ORA-39183:internalerrorstringocurredduringdecompressionphasestringCause:Anunexpectederroroccurredwhiledecompressingdatabuffers.Action:ContactOracleCustomerS...
IT技术学习
·
2023-07-28
string
ORA-39183
internal
error
ocurred
ORA-38810: Implementation restriction: cannot drop edition that has a parent and a child
文档解释ORA-38810:Implementationrestriction:cannotdropeditionthathasaparentandachildCause:Thiserroroccurredbecauseanattemptwasmadetodropaneditionthathasaparentandac...
IT技术学习
·
2023-07-28
ORA-38810
Implementation
restriction
cannot
drop
ORA-31037: Invalid XML attribute name string
文档解释ORA-31037:InvalidXMLattributenamestringCause:TheattributenameintheXMLdocumentdidnotmatchanythingintheassociatedschema.Action:Supplyonlyschema-definedorXMLst...
IT技术学习
·
2023-07-28
ORA-31037
Invalid
XML
attribute
name
ORA-39034: Table string does not exist.
文档解释ORA-39034:Tablestringdoesnotexist.Cause:TheuserreferencedatableinanAPIthatdidnotexist.Action:CorrecttablenameandretryAPI.ORA-39034:Tablestringdoesnotexist.这...
IT技术学习
·
2023-07-28
ORA-39034
Table
string
does
not
ORA-32415: fast refreshable remote materialized view on a detail table with commit SCN-based materialized view log is not supported
文档解释ORA-32415:fastrefreshableremotematerializedviewonadetailtablewithcommitSCN-basedmaterializedviewlogisnotsupportedCause:Thematerializedviewcreationfailedbeca...
IT技术学习
·
2023-07-28
materialized
view
ORA-32415
fast
refreshable
ORA-41666: XML schema validation failed when validating against string
文档解释ORA-41666:XMLschemavalidationfailedwhenvalidatingagainststringCause:TheuserinputhasundefinedelementorattributeaccordingtotheprovidedXMLschemadefinition.Acti...
IT技术学习
·
2023-07-28
ORA-41666
XML
schema
validation
failed
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