Tags

技术只是解决问题的选择，而不是解决问题的根本
Linux

Linux三剑客-sed

sed命令使用

Linux创建特定用户运行应用程序

创建特定用户运行应用程序

Mysql重置密码

Mysql重置root密码

Mysql5.7主从配置

Mysql5.7配置主从同步

KVM虚拟机qcow2格式硬盘扩容

KVM虚拟机适用命令行对qcow2格式硬盘扩容

GitLib配置163邮件服务器

GitLib配置163邮件服务器

Mysql5.7重置root密码

Mysql5.7重置root密码

Centos7配置NFS

Centos7配置NFS

Centos7安装nginx

Centos7安装nginx

Centos7关闭防火墙与SeLinux

Centos7关闭防火墙与SeLinux

Centos配置静态IP

Centos配置静态IP地址

Centos7搭建confluence6.8.0破解版

confluence一款企业知识管理与协同软件

Centos7上MongoDB主从仲裁节点配置

在Centos上MongoDB主从仲裁节点的配置

Ubuntu安装配置redis

Ubuntu使用包管理工具安装redis

redis

Ubuntu安装配置redis

Ubuntu使用包管理工具安装redis

Python

Numpy中数组拼接

Numpy中不同数组拼接

Numpy中shape为(m,)的是行向量还是列向量

Numpy中shape为(m,)的是行向量还是列向量

Scrapy下载mp4视频文件

Scrapy使用FilesPipeline中间件下载mp4视频

爬虫

Scrapy下载mp4视频文件

Scrapy使用FilesPipeline中间件下载mp4视频

Scrapy

Scrapy下载mp4视频文件

Scrapy使用FilesPipeline中间件下载mp4视频

mongodb

Centos7上MongoDB主从仲裁节点配置

在Centos上MongoDB主从仲裁节点的配置

Algorithm

LeetCode-单词拆分

记忆化递归

不使用基本运算符实现两个数加法

不使用基本运算符实现两个数加法

LeetCode-1053. Previous Permutation With One Swap

LeetCode-1053. Previous Permutation With One Swap

LeetCode-969. Pancake Sorting

LeetCode-969. Pancake Sorting

LeetCode-1035. Uncrossed Lines

LeetCode-1035. Uncrossed Lines

LeetCode-Array中几种连续子序列问题总结

LeetCode-Array中几种连续子序列问题总结

LeetCode-974. Subarray Sums Divisible by K

LeetCode-974. Subarray Sums Divisible by K

LeetCode-109. Convert Sorted List to Binary Search Tree

LeetCode-109. Convert Sorted List to Binary Search Tree

LeetCode-142. Linked List Cycle II

LeetCode-142. Linked List Cycle II

LeetCode-148. Sort List

LeetCode-148. Sort List

LeetCode-120. Triangle

LeetCode-120. Triangle

LeetCode-516. Longest Palindromic Subsequence

LeetCode-516. Longest Palindromic Subsequence

LeetCode-698. Partition to K Equal Sum Subsets

LeetCode-698. Partition to K Equal Sum Subsets

LeetCode-1027. Longest Arithmetic Sequence

LeetCode-1027. Longest Arithmetic Sequence

LeetCode-673. Number of Longest Increasing Subsequence

LeetCode-673. Number of Longest Increasing Subsequence

LeetCode-Bomb Enemy

LeetCode-Bomb Enemy

LeetCode-931. Minimum Falling Path Sum

LeetCode-931. Minimum Falling Path Sum

动态规划-Coin Change

Coin Change

LeetCode-746-Min Cost Climbing Stairs

LeetCode-746-Min Cost Climbing Stairs

LeetCode-Alg-1005-Maximize Sum Of Array After K Negations

LeetCode-Alg-1005-Maximize Sum Of Array After K Negations

LeetCode-Alg-970-Powerful-Integers

LeetCode-Alg-970-Powerful-Integers

LeetCode-Alg-860-Lemonade-Change

LeetCode-Alg-860-Lemonade-Change

LeetCode-Alg-400-Nth-Digit

LeetCode-Alg-400-Nth-Digit

LeetCode-Alg-1025-Divisor Game

LeetCode-Alg-1025-Divisor Game

LeetCode-Alg-285-Add Digits

LeetCode-Alg-285-Add Digits

LeetCode-Alg-171-Excel Sheet Column Number

LeetCode-Alg-171-Excel Sheet Column Number

LeetCode-Alg-168-Excel Sheet Column Title

LeetCode-Alg-168-Excel Sheet Column Title

LeetCode-Alg-784-Letter Case Permutation

LeetCode-Alg-784-Letter Case Permutation

位运算实现加法

位运算实现加法

LeetCode-Alg-1022-Sum of Root To Leaf Binary Numbers

LeetCode-Alg-1022-Sum of Root To Leaf Binary Numbers

LeetCode-Alg-938-Range Sum of BST

LeetCode-Alg-938-Range Sum of BST

LeetCode-Alg-897-Increasing Order Search Tree

LeetCode-Alg-897-Increasing Order Search Tree

LeetCode-Alg-687-Longest Univalue Path

LeetCode-Alg-687-Longest Univalue Path

LeetCode-Alg-669-Trim a Binary Search Tree

LeetCode-Alg-669-Trim a Binary Search Tree

LeetCode-Alg-653-Two Sum IV Input is a BST

LeetCode-Alg-653-Two Sum IV Input is a BST

莫里斯算法

莫里斯算法遍历二叉树

LeetCode-Alg-530-Minimum Absolute Difference in BST

LeetCode-Alg-530-Minimum Absolute Difference in BST

LeetCode-Alg-437-Path Sum III

LeetCode-Alg-437-Path Sum III

LeetCode-Alg-235-Lowest Common Ancestor of a Binary Search Tree

LeetCode-Alg-235-Lowest Common Ancestor of a Binary Search Tree

LeetCode-Alg-108-Convert Sorted Array to Binary Search Tree

LeetCode-Alg-108-Convert Sorted Array to Binary Search Tree

LeetCode-Alg-536-Binary-Tree-Tilt

计算二叉树的坡度

LeetCode-Alg-226-Invert-Binary-tree

LeetCode-Alg-226-Invert-Binary-tree

LeetCode-Alg-112-Path-Sum

LeetCode-Alg-112-Path-Sum

二分法求目标值范围

利用二分法求在非降序数组中距离目标值最近的两个数

LeetCode-Alg-475-heaters

LeetCode-Alg-475-heaters

LeetCode-Alg-441-Arranging-Coins

LeetCode-Alg-441-Arranging-Coins

LeetCode-Alg-367-Valid-Perfect-Square

LeetCode-Alg-367-Valid-Perfect-Square

牛顿-迭代法计算平方根

牛顿-拉弗森方法

LeetCode-Alg-278-First-bad-version

LeetCode-Alg-278-First-bad-version

LeetCode-ALg-561-ArrayPartitionI

Algorithm-Easy

LeetCode-ALg-350-IntersectionofTwoArraysII

Algorithm-Easy

LeetCode-ALg-344-ReverseVowelsOfAString

Algorithm-Easy

LeetCode-ALg-844-BackspaceStringCompare

Algorithm-Easy

LeetCode-ALg-349-IntersectionofTwoArrays

Algorithm-Easy

LeetCode-ALg-344-ReverseString

Algorithm-Easy

LeetCode-ALg-283-MoveZeroes

Algorithm-Easy

LeetCode-ALg-234-PalindromeLinkedList

Algorithm-Easy

Mysql

Mysql5.7重置root密码

Mysql5.7重置root密码

Java

Netty学习笔记

Netty学习笔记

使用FormData上传文件和其它参数，SpringMVC后端获取参数为null的解决方法

FormData上传文件+其它参数，Spring后端获取不到

Ubuntu16.04安装VNC-Server

Ubuntu16.04安装VNC-Server

web.xml3.1模板

web.xml3.1模板

Hadoop

Hadoop集群搭建

Hadoop2.6.5集群搭建

Numpy

Numpy中数组拼接

Numpy中不同数组拼接

Numpy中shape为(m,)的是行向量还是列向量

Numpy中shape为(m,)的是行向量还是列向量

Centos

Centos7搭建ES集群

ES集群搭建

ES

Centos7搭建ES集群

ES集群搭建

SpringMVC

使用FormData上传文件和其它参数，SpringMVC后端获取参数为null的解决方法

FormData上传文件+其它参数，Spring后端获取不到

HTTPS

HTTPS学习

HTTPS学习笔记

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