Upgrade Windows 7 to Windows 10 without Reinstalling OS
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Computer Advanced Guide
自 2020/01/14 始,微软将对 Windows 7 停止一切安全更新,换言之,未来一段时间,它将成为网络攻击的主要目标(即使之前就是如此)。
如果你仍不愿意放弃 Windows,为安全起见,我唯一的建议就是使用 Windows 10。虽然重装系统几乎不需要专业知识,但大众仍对此望而却步。
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密码技术概览 (1)
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基础密码学中的密码(cryptography)指的是安全传送消息的方法,包括加密算法、密钥等等。注意,汉语中经常讲到的 “帐号、密码” 中的 “密码” 指的是口令(password、passcode、pin)。
密码学的理论基础是数学中的“难”题(何为难题?这一点参考 信息论 与 复杂性理论),如对
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实习手册
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写给本科二、三年级准备从事IT的同学(不限于计算机专业,不限于杭电学生)。
前提在准备求职前你需要做的。
完善知识体系以下列举项并不是指某们课程而是指相关知识领域,根据自身情况可以有所侧重,选择性深入,但不要对基础过分欠缺。
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Linux Basic Configuration and Operation (2)
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Linux Using Guide
Some people have told me they don't think a fat penguin really embodies the grace of Linux, which just tells me they have never seen a angry peng
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TURN-Server 3.2.3.95 多路压测记录
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First Test - 20 RdsClient
测试次数: 100
Client数 / 次: 20
消息数 / 次: 2 000
消息量 / 次: 2 000 000 B
Server
turnserver版本: 3.2.3.95
Allocate超时时间: 60 s
Relay最
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Turnserver Working Mechanism
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1. Allocate
客户端发送Allocate请求给TURN服务器,请求服务器为A客户端开启一个relay端口
若该请求不含验证信息,服务端回复error responce
客户端收到错误请求的回复后,携带验证信息再次请求
若请求被成功响应,服务端回复的response中包含XOR-RE
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Seven Basic Sorting Algorithms
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Bubble SortBasic Idea起泡排序(Bubble Sort) 过程中,关键字较小的记录好比水中气泡逐趟向上漂浮,关键字较大的记录好比石头往下沉,每一趟有一块“最大”的石头沉入水底。
Description
第1趟起泡排序:将第1个记录的关键字与第2个记录的关键字比较,若为逆序,则交换
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Programing Problems from DolphinDB
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Algorithms + Data Structures = Programs
有限种类大数据排序Description Of Topic
给定一百万个0~255之间的整数,写出复杂度为O(n)的排序算法。
Solution Of Question
Language: C++ 14
Time
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Programing Problems from ByteDance
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One apple a day keeps doctor away, and one program a day keeps bug(hair) away.
变身程序员
Sourcce: 字节跳动19春招研发第二次在线笔试-C卷
Time Limit: C/C++ 5s, Other 10s
S
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Generate Random Captcha
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In many situations, you will need to generate a random captcha to distinguish between humans or robots. For example, it's naturaly to have a capt
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Usage Of GitLab Organizing For Myself
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At present, I think cooperation is the hardest thing in the process of developing programs, even if using GitLab.
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Deploy GitLab In Ubuntu Server
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GitLab is a web-based Git-repository manager providing wiki, issue-tracking and CI/CD pipeline features, using an open-source license, developed by G
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MySql Basic Operation Organizing for Myself
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MySQL is an open source relational database management system (RDBMS). Its name is a combination of "My", the name of co-founder Michael Wi
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Unoffical History of Android
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如果需要的话我会用尽我生命中最后的一点时间,花光苹果公司在银行里的400亿美元,去纠正他们的错误。我要去毁掉 Android,因为它是一款偷来的产品。我甚至愿意使用核武器去完成这一目的。 &e
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Linux Basic Configuration and Operation (1)
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Linux Using Guide
Some people have told me they don't think a fat penguin really embodies the grace of Linux, which just tells me they have never seen a angry peng
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HDU-OS-3 Linux进程管理
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多个并发运行的协作进程间通常需要进行信息交换,称为进程通信。像这样:12345[*] Process_1:诶!!!你钓鱼去啊? ...[*] Process_2:啊???不是,我钓鱼去! ...[*] Process_1:嗨!!!我还以为你钓鱼去呢。
Folder准备1234$ cd
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HDU-OS-2 Linux内核模块编程
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Linux 提供的模块机制能动态扩充 linux 功能而无需重新编译内核,已经广泛应用在 linux 内核的许多功能的实现中。
不知你看到这段话时是否和我一样脱口而出 MD! ZZ! ,毕竟上一个通过重新编译内核扩充 Linux 功能的实验耗时之久令人印象深刻。哪成想今天区区几分钟就和曾经编译
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HDU-OS-1 Linux内核编译及添加系统调用
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编译失败,虽千万次,吾往矣
什么!你编译内核...也...又失败了?看过无数篇实验教程却还是手足无措?得不到想要的结果却觉得是和指导书一样的操作?你感动天,感动地,却没能感动编译器。是不是有点想放弃?试图把第一个实验水过去。Hey! Man! Don't do it before loo
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Install Python 2 and pip on Windows
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Computer Advanced Guide
从前,车马很慢,书信很远,一生只够爱一个人。现在交通讯息都那么发达,我以为能多爱几个,结果还tm不如从前。
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