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Extended read of int 0 × 13 (Ah = 0 × 42)

Link: http://www.mouseos.com/win7/int_0x13.html#42 1. Extended read of int 0x13 (Ah = 0x42) The 0x42 function of int 0x13 reads n sectors from the disk to the buffer. Entry parameters: Ah = 0x42, DL = disk number (0x80 is the hard disk), DS: SI =

[Practice] SQL Server 2000 sp2 12 Command overflow attack implementation

SQL Server 2000 sp2 12 Command overflow attack implementation Author: flashskyHome: http://www.xfocus.netDate: 2002-11-01 Note: Please indicate the author and security focus for reprinting.For the first study on overflow, please correct me. I have

Camera camera 7660/7670/7225/9650 and program Process (1)

To: Http://www.baohe.com/album/view-26800-183286.html   Many cameras have been debugged. ov7660, ov7670, and ov7225 are 0.3 million cameras. There is also a 1.3 million ov9650 camera All the data transplanted to the ARM platform has been

C # basic verification code identification methods and source code

Let's talk about the background of this writing. A friend has been doing something recently and has already done a good job. Finally, I want to be more perfect, so I proposed to give this verification code to K. o. so k. o. the verification code.

How does the compiler implement a virtual function table in C ++ using the Assembly Language and implicitly pass the this pointer? (1)

The so-called object-oriented and inheritance, polymorphism, and so on are only implemented at the language level, and machines do not even know this when executing programs. The purpose of this blog is to discuss how the compiler implements C ++

Send Chinese text messages to the gsm Module

Send a Chinese text message using two AT commands Set to PDU ModeAT + CMGF = 0 or 1 Enter // set the TEXT message encoding mode to 0: PDU Mode 1: TEXT mode only letters or numbers are supported. To send a Chinese TEXT message, only PDU Mode C can be

Tkinter Tutorial: Button (1)

# Button in Tkinter tutorial (1) # Button trigger event '''1. A simple Button application ''' From Tkinter import * # Define the callback function of the Button Def helloButton (): Print 'Hello click' Root = Tk () # Specify the callback function of

Exception class Exception with backtrace and demangle, backtracedemangle

Exception class Exception with backtrace and demangle, backtracedemangle C ++ exception classes have no trace of stacks. To obtain stack traces, use the following functions: #include int backtrace(void **buffer, int size);char

C # basic verification code identification methods and source code

Original article: C # basic verification code identification methods and source code Let's talk about the background of this writing. A friend has been doing something recently and has already done a good job. Finally, I want to be more perfect, so

Exception class exception with backtrace and demangle

C ++ exception classes have no trace of stacks. To obtain stack traces, use the following functions: #include int backtrace(void **buffer, int size);char **backtrace_symbols(void *const *buffer, int size);void backtrace_symbols_fd(void *const

Differences between 'r' and 'rb' for reading and writing files

When reading and writing files in any language, everyone knows that there are the following modes: R, Rb, W, WB So what are the main differences between reading and writing files with or without the B logo? 1. File Usage ID 'R': the default value,

Local Machine System port viewing program

Author: WY. lslrtSource: UnknownNature of the article: originalViews: 105Release date:   Technical points:1. Use the ntquerysysteminforamtion function to obtain all the system handles and obtain the socket handles.2. Use the

Differences between opening files in binary and text formats

Binary File processing problems When processing binary files, use the following method: Binfile = open (filepath, 'rb') read binary files Binfile = open (filepath, 'wb ') to write binary files So what is the difference between the result of

Python's approach to using struct to process binary

This article mainly introduces Python using struct processing binary instance of the relevant information, hope that through this article you can master this part of the content, the need for friends can refer to the next Python uses struct to

Imx6solo wm8960 always has no sound output

I try all sorts of ways, wm8960 never get sound output. The debugging process is as follows:First, turn on the Power enable foot:Ret=gpio_request (sabresd_codec_pwr_en, "audio_pwr_en");if (!ret) {PRINTK ("Turn on Audio (wm8962) power! ( 1:enable) \

Automatic asmdiskheader backup mechanism after Oracle10.2.0.5

Automatic asmdiskheader backup mechanism after Oracle10.2.0.5 Automatic Backup of asm disk header after Oracle 10.2.0.5 Before Version 10.2.0.5, the ASM disk header is not automatically backed up. You must manually run kfed read or dd to back

Technical Analysis of Oracle10g unwrap

0x01 Preface Oracle provides PL/SQL developers with a tool to encrypt the code they write (the objects Package, Procedure, Function, and Java Source in oracle. After PL/SQL code is encrypted, it is described as "encapsulated ". Use the wrap tool to

MD5 TCP/IP communication garbled Solution

During data transmission, garbled characters are caused by inconsistent Chinese encoding or encoding. Today, many materials searched on the Internet are finally solved. Mainly through MD5 EncryptionAlgorithmSet a unified encryption algorithm to

Python uses struct to process binary instances.

Python uses struct to process binary instances. How Python uses struct to process binary data Sometimes you need to use python to process binary data, such as accessing files and socket operations. At this time, you can use the python struct module

Python uses struct to handle binary

Reprinted from: http://blog.csdn.net/evan2008/article/details/8002958Sometimes it is necessary to use Python to process binary data, for example, access to files, socket operation. At this point, you can use the Python struct module to do this.

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