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TCP Headers and UDP Headers Explained

Lifewire Internet & Network Basics The Wireless Connection Guides & Tutorials Installing & Upgrading Tips & Tricks Key Concepts What Are Bitcoins? by Bradley Mitchell Updated Ju...

RSA私钥文件(PEM-PKCS#1)解析

在PKCS#1 RSA算法标准中定义RSA私钥语法 RSAPrivateKey ::= SEQUENCE { version Version, //版本 modulus INTEGER, // RSA合数模 n publicExponent INTEGER, //RSA公开幂 e privateExponent ...

2019/11/21 14:52
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LOCK Prefix (lock) Intel X86 IA-32 Assembly Language Reference Manual

LOCK Prefix (lock) lock Operation LOCK# -> NEXT Instruction Description The LOCK # signal is asserted during execution of the instruction following the lock prefix. This signal ...

2019/08/08 10:14
50
ssh-keygen生成的id_rsa文件的格式

背景 在Linux上我们来生成一对RSA的公钥和私钥的时候,我们通常使用下面的命令: gemfield@gemfeld:~$ ssh-keygen Generating public/private rsa key pair. Enter file in which to save t...

Android使用Fragment嵌套Fragment的模式实现界面滑动

Android使用Fragment嵌套Fragment的方式实现界面滑动 // 主Activity public class HomeActivity extends FragmentActivity implements OnClickListener { private TextView footerLeft; pri...

2014/09/17 12:40
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Animation & Spritesheets

A sprite is a single graphic image. It can be moved around the screen, stretched, rotated, skewed, faded and tinted. A spritesheet is a collection of sprites into a single textu...

2015/08/09 11:57
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pause 指令与 rep;nop

rep;nop 指令是执行多个 nop 还是 1 个 nop? 本来,加上 rep 前缀是一直执行 rep 后的指令直到 ECX 中的值为 0 。在内核代码中,如在 spin_lock 的实现里,会看到 rep;nop 这样的语句,很容易...

2019/08/08 14:08
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pcDuino的linux移植四简单驱动开发

开发环境 系统:ubuntu 10.04.4 单板:pcDuino(全志A10) 编译器:arm-2009q3-67-arm-none-linux-gnueabi-i686-pc-linux-gnu.tar.bz2 搭建开发环境详见ubuntu 10.04.4开发环境配置。 目标 1....

2014/11/01 13:17
300
Bypassing PatchGuard 3

There is another thing to mention. You can of course disable PatchGuard in a DOCUMENTED, STABLE and EASY manner, by running the following commands in a root-shell and restarting...

2018/08/20 16:22
105
Debug Universal Drivers

This lab introduces the WinDbg kernel debugger. WinDbg is used to debug the echo kernel mode sample driver code. Lab objectives This lab includes exercises that introduce the de...

2018/08/20 13:49
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gcc x64 asm 内联汇编尝试

char* getUrlFromBuffer(char *buffer) { char *a = "testok"; __asm__ __volatile__("mov %0 , %%rax"::"r"(a)); } asm volatile(assembler template : output : input : clobbe...

2018/06/04 16:49
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