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Convert Sorted Array to Binary Search Tree
Convert Sorted Array to Binary Search Tree问题:Given an array where elements are sorted in ascending order, convert it to a height balanced BST.思路: 递归,....
分类:其他好文   时间:2015-03-06 18:29:42    阅读次数:131
[LeetCode] Spiral Matrix II
Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should return the following matri...
分类:其他好文   时间:2015-03-06 16:19:22    阅读次数:128
【桶排序】求无序数组中最大的“Gap"
题目:leetcode Given an unsorted array, find the maximum difference between the successive elements in its sorted form. Try to solve it in linear time/space. Return 0 if the array contains less than 2...
分类:编程语言   时间:2015-03-06 11:23:28    阅读次数:248
jQuery的prop和attr方法之间区别
JQuery.attr(): Get the value of an attribute for the first element in the set of matched elements.JQuery. Prop(): Gets the value of a property for the...
分类:Web程序   时间:2015-03-06 09:35:37    阅读次数:149
非凸优化问题
凸优化就是函数是凸函数,定义域也是凸集,不会有局部极小值问题;非凸优化就是在寻找最小值(或最大值)时会陷入局部极小值,这就是机器学习里某些算法经常遇到的问题。记录今天学习到的matlab函数:1. numel(A),求A的元素个数,即number of elements;2. rem(A,a),求余...
分类:其他好文   时间:2015-03-05 23:38:41    阅读次数:325
jquery随便写些
查找所有div下的p元素.....$("div>p");设置页面背景色.........$(document.body).css("background","black");隐藏一个表单中所有元素..........$(myForm.elements).hide();>>>>>>>>>在文档的第一个...
分类:Web程序   时间:2015-03-05 12:27:14    阅读次数:137
UML基本架构建模--通用机制的术语和概念(一)
??   Terms and Concepts 术语和概念   A note is a graphical symbol for rendering constraints or comments attached to an element or a collection of elements. Graphically, a note is rendered as a...
分类:其他好文   时间:2015-03-05 08:07:36    阅读次数:198
传入一维数组到函数 Passing 1D array to function
Since arrays are always passed by reference, all changes made to the array elements inside the function will be made to the original array.int Process...
分类:编程语言   时间:2015-03-05 01:42:48    阅读次数:212
leetcode--3
#Rotate an array of?n?elements to the right by?k?steps. #For example, with?n?= 7 and?k?= 3, the array?[1,2,3,4,5,6,7]?is rotated to?[5,6,7,1,2,3,4]. class?Solution: ????#?@param?n...
分类:其他好文   时间:2015-03-04 21:15:21    阅读次数:121
[LeetCode] Spiral Matrix
Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[ [ 1, 2, 3 ],...
分类:其他好文   时间:2015-03-04 20:41:11    阅读次数:161
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