Can I have a primary key as a non-unique column Can I pass parameter to an ALTER DATABASE command Can I prevent deadlock during concurrent delete Can I print to file using T- SQL Can I sort an SQL table? Can I sort row without order by clause Can I UPDATE, then INSERT if no rec...
的话, 比如对Set 进行操作,那么其实也是可以使用增强for 循环的,只要在删除之后,立刻结束循环体,不要再继续进行遍历就可以了,也就是说不让代码执行到下一次的next 方法...由于迭代时是对原集合的拷贝进行遍历,所以在遍历过程中对原集合所作的修改并不能被迭代器检测到,所以不会触发ConcurrentModificationException。
$html = HTML(HTML::p(array('class'=>'error'), _("Someone has edited the page!")), HTML::p(fmt("Since you started the purge process, someone has saved a new version of %s. Please check to make sure you still want to permanently purge the page from the database.", $pagelink))...
); } private static void showRandomInteger(int aStart, int aEnd, Random aRandom){ if ( aStart > aEnd ) { throw new IllegalArgumentException("Start cannot exceed End."); } //get the range, casting to long to avoid overflow problems long range = (long)aEnd - (long)aStart + 1; // ...
songronghu: 太好了,非常有用,谢谢分享~ Java ConcurrentModificationException 异常分析与解决方案 wzwahl36: http://www.atool.org/json2javab ... Java下利用Jackson进行JSON解析和序列化 Code Generate of Power Designer 博客分类: powerDesinger powerDesignerjpa 阅读...
at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55) Caused by: org.gradle.internal.service.ServiceCreationException: Could not create service of type PluginResolutionStrategyInternal using BuildScopeServices.createPluginResolutionStrategy()...
Can I find out the "Listener" name through a SQL Server Query Can i give a rollup an Alias? Can I have a conditional JOIN? Can I have a primary key as a non-unique column Can I pass parameter to an ALTER DATABASE command Can I prevent deadlock during concurrent delete Can I prin...
); } private static void showRandomInteger(int aStart, int aEnd, Random aRandom){ if ( aStart > aEnd ) { throw new IllegalArgumentException("Start cannot exceed End."); } //get the range, casting to long to avoid overflow problems long range = (long)aEnd - (long)aStart + ...
Can I have a primary key as a non-unique column Can I pass parameter to an ALTER DATABASE command Can I prevent deadlock during concurrent delete Can I print to file using T- SQL Can I sort an SQL table? Can I sort row without order by clause Can I UPDATE, then INSERT if no rec...
Alter Table Add Column if Not Exists to update Schema Modification Script Alter Table add Column - How do you add a column after say the second column Alter table add constraint primary key clustered identity(1,1) ALTER TABLE ALTER COLUMN (To set the default value) ALTER TABLE Progress? ALT...