Ruby on Rails + Jquery: Saving data from draggable lists
I'm trying to save data to the MySQL database in Rails when the user drags items from different lists. I'm using the below Jquery script and HTML: 当用户...
[LeetCode] 160. Intersection of Two Linked Lists 解题思路
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: a...
ApiDemos-->Views-lists-slow adapter学习
今天来依照apidemos提供的方法来实现slow loading的效果.简单说下实现方法:实现ListView.OnScrollListener ,监听到手势滑动的情况,当处于滚动状态时,将新显示的items 设置为Loading , 当离开屏幕时,才载入真实的数据.设置数据时,要用到getFir...
[Leetcode][Python]23: Merge k Sorted Lists
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'23: Merge k Sorted Listshttps://oj.leetcode.com/problems/merge-k-sorted-lists/Merge k sort...
linux更新出现Could not get lock /var/lib/apt/lists/lock问题解决方法
首先输入命令:sudo rm /var/lib/apt/lists/* -vf 执行完成后,再输入命令:sudo apt-get update就可以更新了
lettcode21. Merge Two Sorted Lists
lettcode21. Merge Two Sorted ListsMerge two sorted linked lists and return it as a new list. The new list should be made by splicing together the node...
Guava包学习---Lists
Guava包是我最近项目中同事推荐使用的,是google推出的库。里面的功能非常多,包括了集合、缓存、原生类型支持、并发库、通用注解、字符串处理、IO等。我们项目中使用到了guava依赖,但是实际上只是用了其中很小一部分功能,比如集合的声明和处理以及函数式风格等。废话少说,上图先:我们会发现里面太多...
解决ubuntu 14.04 “E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)”的问题
各位亲们在执行sudo apt-get update时可能会出现如下的出错信息: E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用) E: 无法对目录 /var/lib/apt/lists/ 加锁 E: 无法获得锁 /var/lib/dpkg/...
解决ubuntu 14.04 “E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)”的问题
各位亲们在执行sudo apt-get update时可能会出现如下的出错信息: E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)E: 无法对目录 /var/lib/apt/lists/ 加锁 E: 无法获得锁 /var/lib/dpkg/l...
E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)
1 错误描述 youhaidong@youhaidong:~$ sudo apt-get updateE: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)E: 无法对目录 /var/lib/apt/lists/ 加锁 2 错误原因 ...
Ubuntu下“E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)”的解决办法
错误描述:zy@virt-ubn64:~$ sudo apt-get updateE: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)E: 无法对目录 /var/lib/apt/lists/ 加锁zy@virt-ubu64:~$ sudo apt...
E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)
问题: $ sudo apt-get update && sudo apt-get upgrade E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用) E: 无法对目录 /var/lib/apt/lists/ 加锁 E: 无法...
160. Intersection of Two Linked Lists java
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: ...
160. Intersection of Two Linked Lists
原题链接:https://leetcode.com/problems/intersection-of-two-linked-lists/description/ 这道题目貌似没说这两个单链表是排序的,刚开始我以为是排序的单链表呢,然后我写下了如下的答案,并且通过了。。。 /** * Defini...
Leetcode 160. Intersection of Two Linked Lists
https://leetcode.com/problems/intersection-of-two-linked-lists/ Easy Write a program to find the node at which the intersection of...
160. Intersection of Two Linked Lists
我在discussion区的更新:C++-solutioneasy-to-understand 160. Intersection of Two Linked Lists Write a program to find the node at which the intersection ...
[LeetCode] 160. Intersection of Two Linked Lists
题目链接:传送门 Description Write a program to find the node at which the intersection of two singly linked lists begins. For example, the following two l...
LeetCode 23. 合并K个排序链表(Merge k Sorted Lists)
题目描述合并 k 个排序链表,返回合并后的排序链表。请分析和描述算法的复杂度。示例:输入:[ 1->4->5, 1->3->4, 2->6]输出: 1->1->2->3->4->4->5->6解题思路利用分治的思想,划分k...
CCI_chapter 2 Linked Lists
2.1 Write code to remove duplicates from an unsorted linked list/* Link list node */struct node{ int data; struct node* next;};void rem_duplica...
component lists rendered with v-for should have explicit keys
错误:component lists rendered with v-for should have explicit keys解析:使用vue 的v-for时,需要:key指定唯一key文档:https://vuejs.org/v2/guide/list.html#key