使用Thumbnails包对图片添加水印效果 Thumbnails are ideally implemented on web pages as separate, smaller copies of the original image, in part because one purpose of a thumbnail image on a web page is to reduce bandwidth and download time. 。。。 Thumbnail@wiki 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19……
问题描述 1 2 oracle id in(a,b,c) 语句如果选项长度超过了1000会引起jdbc异常，错误如下 1 ERROR [net.sf.hibernate.util.JDBCExceptionReporter:58] ORA-01795: maximum number of expressions in a list is 1000 解决方法 将获取id数组的地方用java平均拆分成小于100……
Association List (aka alist) is a value type in Emacs Lisp. Association List is a List , where each element is a Cons Pair , like this (cons key val) In each cons pair, the key and value can be any value type. Items in Association List can have duplicate keys, and order is maintained. 创建 1 2 3 4 5 6 7 8 9 10 11 Tip: dot notation for cons when creating a association list, For example……
