Assertion failure in -[UI Table View _endCellAnimationsWithContext:], /BuildRoot/Library/Caches/com.apple.xbs/Sources/UIKit/UIKit-3599.6.1/UI Table View .m:1594 2018-09-10 17:34:42.780652 HDBluetoothHelper...

** Invalid update : invalid number of items in section 0 ** 在调用 insertItems 函数时 需要注意 如果当前的weakSelf.collection View 为空, 那么直接使用 reloadData 如果当前collection View 不为空 才使用insertItems open func performBatch Update s(_ update s: (() -> Void)?, completion: ((Bool) -> V

'NSInternalInconsistencyException', reason: ' Invalid update : invalid number of rows in section 0.  The number of rows contained in an existing section after the update (5) must be equal to the numbe

一、今天调试程序的时候，出现了一个崩溃，信息如下： 2013-02-01 09:05:23.929 SD4iPhone[627:c07] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: ' Invalid update : invalid number of s

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今天在处理bug的时候发现某一个很奇怪的问题，在执行某类操作的时候会报： Invalid parameter number : no parameters were bound，但是该问题在本地或是测试机上测试都没有重现，猜想是否和版本有关，于是就google了下，发现http://forum.typecho.org/topic.php?id=1501 该文的二楼说道，该问题是版本的bug，在php5.2.9以下的pdo中会出现。于是就是找了团队中另外一位同时的机子（5.2.6）做测试，果然重现该问题，他的服务器上5.2.17上测试，该问题没有出现。 在调试的时候，发现出现该类操作的时候有如下业务

Mybatis报错: org.apache.ibatis.exceptions.PersistenceException解决办法 一、问题描述 写好配置文件用JUnit进行测试，一运行就报错: org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: org.apache.ibatis.reflection.ReflectionException: Error instantiating class com.fendo.entity.Person with invalid ty

无效的内容，以元素'{"http://maven.apache.org/pom/4.0.0":dependency}'开头。其中一个期望的元素是'{"http://maven.apache.org/pom/4.0.0":parent, "http://maven.apache.org/pom/4.0.0":packaging, "http://maven.apache.org/pom/4.0.0":name, "http://maven.apache.org/pom/4.0.0":description, "http://maven.apache.org/pom/4.0.0":url, "http://maven.apache.org/pom/4.0.0":prerequisites, "http://maven.apache.org/pom/4.0.0":issuemanagement, "http://maven.apache.org/pom/4.0.0":cimanagement, "http://maven.apache.org/pom/4.0.0":inceptionyear, "http://maven.apache.org/pom/4.0.0":mailinglists, "http://maven.apache.org/pom/4.0.0":developers, "http://maven.apache.org/pom/4.0.0":contributors, "http://maven.apache.org/pom/4.0.0":licenses, "http://maven.apache.org/pom/4.0.0":scm, "http://maven.apache.org/pom/4.0.0":organization, "http://maven.apache.org/pom/4.0.0":build, "http://maven.apache.org/pom/4.0.0":profiles, "http://maven.apache.org/pom/4.0.0":modules, "http://maven.apache.org/pom/4.0.0":repositories, "http://maven.apache.org/pom/4.0.0":pluginrepositories, "http://maven.apache.org/pom/4.0.0":dependencies, "http://maven.apache.org/pom/4.0.0":reports, "http://maven.apache.org/pom/4.0.0":reporting, "http://maven.apache.org/pom/4.0.0":dependencymanagement, "http://maven.apache.org/pom/4.0.0":distributionmanagement, "http://maven.apache.org/pom/4.0.0":properties}'。