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2020/4/20 一键部署服务
一键部署rsync服务 [root@m01 conf] cat /server/scripts/rsync.yaml command playbook hosts: 172.16.1.41 tasks: name: setup01:install rsync yum: name: rsync sta ...
分类:其他好文   时间:2020-04-20 15:22:10    阅读次数:63
762. Prime Number of Set Bits in Binary Representation
Problem : Given two integers L and R, find the count of numbers in the range [L, R] (inclusive) having a prime number of set bits in their binary repr ...
分类:其他好文   时间:2020-04-20 11:50:44    阅读次数:65
set为什么不能存储重复值
图示 set的两个主要实现类,TreeSet和HashSet,底层存储结构都是用的map,而且是将set需要存储的值放在map的key里的,PRESENT是一个空的object对象。 map每次put如果key值不存在,返回的是null,key值如果存在,则返回之前key的oldValue,这样与n ...
分类:其他好文   时间:2020-04-18 09:38:02    阅读次数:76
shell命令
What does `set -x` do? Take a look: help sethelp -m set | less set -x enables a mode of the shell where all executed commands are printed to the termi ...
分类:系统相关   时间:2020-04-17 23:42:11    阅读次数:110
使用Pytorch实现简单的人脸二分类器
该项目的目的是建立一个有关于人脸的二分类器。 steps : 1. Load the data2. Define a Convolutional Neural Network3. Train the Model4. Evaluate the Performance of our trained mo ...
分类:其他好文   时间:2020-04-17 16:00:26    阅读次数:145
China Air Compressor-Size, Power, CFM: Relationship With Air Compressor
China Air Compressor : The size, power and CFM of the air compressor is not difficult to understand, but it does require some research to fully grasp. ...
分类:其他好文   时间:2020-04-17 15:50:44    阅读次数:83
集合类源码(八)Collection之Set(HashSet, LinkedHashSet, TreeSet)
HashSet 先看一下成员变量 // 由此可见内部存储是一个HashMap private transient HashMap<E,Object> map; private static final Object PRESENT = new Object(); public HashSet() { ...
分类:其他好文   时间:2020-04-15 18:29:11    阅读次数:67
HexionCTF2020 部分wp
1:WannaSmile 题目描述: I accidentally executed this weird file that encrypted my important files! please help me understand what it does ssh wannasmile@ch ...
分类:其他好文   时间:2020-04-13 15:26:38    阅读次数:110
have only user privileges, so i cant use commands like create directory
If you do not have permission to create the directory object (and assuming that the directory object does not already exist), you'll need to send a re ...
分类:其他好文   时间:2020-04-13 12:28:50    阅读次数:74
6L-单向链表实现
关注公众号MageByte,有你想要的精彩内容。文中涉及的代码可访问GitHub:https://github.com/UniqueDong/algorithms.git上一篇《链表导论心法》讲解了链表的理论知识以及链表操作的实现原理。talkischeap,showmethecode!今天让我以一起把代码撸一遍,在写代码之前一定要根据上一篇的原理多画图才能写得好代码。举例画图,辅助思考。废话少说
分类:其他好文   时间:2020-04-11 10:11:32    阅读次数:52
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