godjob

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]. Not Read More

Write a function that takes a string as input and reverse only the vowels of a string. Example 1: Given s = "hello", return "holle". Example 2: Given Read More

Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1’s in their binary representation and r Read More

题目描述： Given a non-empty array of integers, return the k most frequent elements. For example, Given [1,1,1,2,2,3] and k = 2, return [1,2]. Note: You ma Read More

Linux中find常见用法示例 ·find path -option [ -print ] [ -exec -ok command ] {} \; find命令的参数； pathname: find命令所查找的目录路径。例如用.来表示当前目录，用/来表示系统根目录。-print： find命令将匹 Read More

libevent 网络IO分析 Table of Contents 1. 简介 2. 简单使用与入门 2.1. 定时器-timeout 超时回调 2.2. 信号事件 2.3. 读取 socket 3. 操作系统 I/O 模型封装 4. 源码分析-基本功能 4.1. 超时机制-对 timeout 例子 Read More

This page is meant to be a central repository of decorator code pieces, whether useful or not <wink>. It is NOT a page to discuss decorator syntax! Fe Read More

0x1 ,安装 0x2 , 调整时间到2038年。 0x3 ,申请30天试用 0x4, 退出pycharm 0x5, 时间调整回来。 ##注册方法2### 注册方法: 在 注册时选择 License server ，填 http://idea.lanyus.com ，然后点击 OK Read More

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neovim配置与vim兼容，配置文件在~/.config/nvim 终端 ：terminal 进入shell模式 <C-\><C-n> 退出终端 <M-i> 重新进入 Read More