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打不开 qmlproject
https://plus.google.com/+NedimHadzic/posts/Ww2zYZXGbTF in QtCreator go to Help-> About plugins, then find QmlProjectPlugin and enable it. After that you just need to restart the QtCreator and it sh...
分类:其他好文   时间:2015-06-22 16:33:40    阅读次数:135
mongodb 学习笔记 03 -- 查询表达式
mongodb 学习笔记 03 – 查询表达式 不等于 db.stu.find({name:{$ne:’billvsme’}})...
分类:数据库   时间:2015-06-22 16:25:34    阅读次数:144
Windows 下安装Python包(Numpy)的错误:Unable to find vcvarsall.bat
情景简介:   Windows 环境下安装Python2.7的Numpy扩展包时提示:error: Unable to find vcvarsall.bat   经过不懈的Google/Bing,发现不仅安装Numpy时会出现这种情况,安装其他Python包时也可能出现这种情况。 Windows 7 64bitPython 2.7Numpy-1.9.2 (http://sourcef...
分类:编程语言   时间:2015-06-22 12:29:52    阅读次数:558
二分查找:在有序数组中搜索大于等于x的数的最小下标
标准的二分查找,大家可能都已经能记在脑海里了,但是稍微变形一下,可能就会出问题。本文写了一个二分查找算法,并且做了一个测试的脚手架,用二分查找和普通算法的结果进行比较来验证算法的正确性。 1 #include 2 #include 3 using namespace std; 4 int find(...
分类:编程语言   时间:2015-06-22 12:22:40    阅读次数:154
Windows 下安装Python包(Numpy)的错误:Unable to find vcvarsall.bat
情景简介: Windows 环境下安装Python2.7的Numpy扩展包时提示:error: Unable to find vcvarsall.bat 经过不懈的Google/Bing,发现不仅安装Numpy时会出现这种情况,安装其他Python包时也可能出现这种情况。Windows 7 64.....
分类:编程语言   时间:2015-06-22 12:21:30    阅读次数:165
Majority Element
Description:Given an array of sizen, find the majority element. The majority element is the element that appears more than? n/2 ?times.You may assume ...
分类:其他好文   时间:2015-06-22 12:17:32    阅读次数:106
interface Gazebo and ROS.
CMakeLists.txt cmake_minimum_required(VERSION 2.8.3) project(YOURROBOT_gazebo_plugins) find_package(catkin REQUIRED COMPONENTS gazebo_ros ) # Depend on system install of Gazebo find_package(gazeb...
分类:其他好文   时间:2015-06-22 11:10:43    阅读次数:136
Intersection of Two Linked Lists
Description:Write a program to find the node at which the intersection of two singly linked lists begins.For example, the following two linked lists:A...
分类:其他好文   时间:2015-06-22 11:03:28    阅读次数:111
Find Peak Element
Description:A peak element is an element that is greater than its neighbors.Given an input array wherenum[i] ≠ num[i+1], find a peak element and retur...
分类:其他好文   时间:2015-06-22 11:02:24    阅读次数:104
LeetCode 202. Happy Number
非常巧,前后做了两次,写的代码思路、甚至是空行都是一模一样的... 代码: class Solution { public: bool isHappy(int n) { if (int_set.find(n) != int_set.end()) { return false; } int_set.insert(n)...
分类:移动开发   时间:2015-06-22 09:53:56    阅读次数:140
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