业务场景:根据用户查询权限,入参:UserCode,lastQueryTime(上次查询时间),出参:权限变化的列表。oldList(上次查询到的权限列表),currList(当前查询到的权限列表),比对两个list找出:移除和增加的权限加以标识(1--增加,-1--删除)返回。 原逻辑处理方法:循 ...
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编程语言 时间:
2020-05-10 00:56:28
阅读次数:
168
for each遍历数组,从第一个元素开始,遍历到最后一个元素 javaDoc @author:代表源代码的作者@version:描述类的软件版本@see:创建一个“参见”XX条目的连接,如类、方法、变量等@param:用于描述方法的形式参数@return:用于描述方法的返回值@exception: ...
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编程语言 时间:
2020-05-08 18:15:13
阅读次数:
54
"Abstract:" In computer science, a binary tree is a tree data structure in which each node has at most two children, which are referred to as the left ...
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其他好文 时间:
2020-05-08 18:11:11
阅读次数:
61
在做毕设时,由于前后端都需要开发,当时用EasyUI设计。但是在做下拉框时比较麻烦,所以就封装了一个枚举扩展类。 下面开始: /// <summary> /// 枚举扩展类 /// </summary> public static class EnumExtension { /// <summary ...
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Web程序 时间:
2020-05-08 17:52:34
阅读次数:
85
In a binary tree, the root node is at depth 0, and children of each depth k node are at depth k+1. Two nodes of a binary tree are cousins if they have ...
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其他好文 时间:
2020-05-08 12:40:20
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59
Given a non-empty tree with root R, and with weight W?i?? assigned to each tree node T?i??. The weight of a path from R to L is defined to be the sum ...
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其他好文 时间:
2020-05-07 23:06:39
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102
Before we start to research tail recursion, let’s first have a look at the normal recursion. A simple factorial implementation by recursion: Let N = 5 ...
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编程语言 时间:
2020-05-07 18:12:04
阅读次数:
95
题目链接 "CF756A" 题目 Pavel cooks barbecue. There are n skewers, they lay on a brazier in a row, each on one of n positions. Pavel wants each skewer to be ...
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其他好文 时间:
2020-05-06 01:39:11
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56
The "eight queens puzzle" is the problem of placing eight chess queens on an 8 chessboard so that no two queens threaten each other. Thus, a solution ...
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其他好文 时间:
2020-05-05 20:21:48
阅读次数:
56