The previous article builds the foundation of a UDP multicast program. The so-called Foundation is to look at it. I can write a simple multicast program and start working on it.
Where will the multicast content come from and what content will be broadcast? Haha, there is a device that does not have a communication protocol. It uses Wireshark to capture packets, analyze protocols, and program implementation. This is the task of this multicast.
Start Wireshark, capture data packets, export it as
{public:CMemBuffer(int nInitLen = 16);CMemBuffer(const char* pData, int nLen = 0);CMemBuffer(const CMemBuffer buff);virtual ~CMemBuffer();public:virtual int GetBufferLen();virtual bool Append(const char* pData, int nLen = 0);virtual char* GetBuffer();protected:bool ReAllocBuffer(int nDeltaLen);protected:char* m_pBuffer;// buffer dataint m_nCurLen;int m_nMaxLen;};#endif // !defined(AFX_MEMBUFFER_H__36D0136D_B57A_49FF_855B_E5545078B130__INCLUDED_)
There is nothing to say about this implementatio
1) Install 7-zip (7zs.sfx'll be installed to C:\Program Files\7-zip):http://7zsfx.solta.ru/en/2) Copy following script snippet to Notepad and save as Config.txt with UTF-8 encouding by selecting File -- Save as ... Switch Encoding to "UTF-8"; [Email protected]@! utf-8! Cancelprompt= "is sure you want to cancel?" Finishmessage= "Hi, file has been successfully extracted! "Guiflags=" 8+128 "installpath="%progr
Some apk programs in the icons, pictures are very beautiful, in the use of the program you may think, if you can put these beautiful icons, pictures to extract the good, in fact, this can be done, please see the tutorial.This tutorial takes "movie Superman" apk installer as an example, the other APK program extraction method is basically the same. The following things need to be done on your PC.1. Open apk with compression softwareAPK program is actua
At first glance, I asked a comparison question: how to extract the specified content from a file? Development and Application of VCL Components
Http://www.delphi2007.net/DelphiVCL/html/delphi_20061223005343172.html
The data content is as follows:
72800.000 38.91898908-77.06621526 40.7516 1112188.776-4842946.894 3985349.437 6.3756030408e-007 0.82 4.48 8 8 0.00000 0 0 0.000
172830.000 38.91898135-77.06620653
No more nonsense, to put the key code for everyone, the specific code as follows:
import java.io.File; import java.io.FileOutputStream; import java.io.IOException;
Import Java.io.InputStream;
Import java.util.Enumeration;
Import Org.apache.tools.zip.ZipEntry;
Import Org.apache.tools.zip.ZipFile;
Import Org.springframework.stereotype.Service;
Import org.springframework.transaction.annotation.Transactional; /** * @date Creation Date: September 25, 2016 Morning 11:06:46 * @version 1.0 *
The original text is referenced in: http://blog.csdn.net/zeng622peng/article/details/6837382How do I get the suffix named gzip file under Linux? 1. Files with a. A extension: #tar XV file.a2. Files with a. z Extension: #uncompress file. Z3. Files with the. gz extension: #gunzip file.gz4. Files with the. bz2 extension: #bunzip2 file.bz25. Files with the. tar.z extension: #tar xvzf file.tar.z or #compress-DC
starting position of the header information added to form forms, which is the byte start position of your type=file real file data after form submission
Two consecutive CRLF positions +4 (that is, the length of a CRLFG)
-------------------------------
DATAEND=INSTRB (Datastart+1,formdata,divider)-datastart
From the obtained data position +1 as a reference value for checking the end of the data, the positio
An interface that can get the returned XML file, how to extract useful content?
After the interface is called, $result = can get the following:
StdClass Object([out] = =
?
?
T
)
Previously done this directly read the XML, but this brings a
StdClass Object ([out] = =
I don't know how to
This example implements the ability to extract all the icons from the user's chosen executable file (the suffix name exe) and to display it on the form.
Add Timage components, Topendialog components, and TButton components to the form, Timage Components act as containers for icons within the display file, and Topendialog components and TButton components are use
1. Create a new local CSV file, store the variable value that the request needs to use Account,password, and configure the CSV Data Set Config2. Add an HTTP request3. Add a regular extractor to extract the ReturnCode in the response result4. Create a new Pk.csv file locally, create a new BeanShell Postprocessor post processor to
How to extract signatures for determining file uniqueness? Delphi/Windows SDK/API
Http://www.delphi2007.net/DelphiAPI/html/delphi_20061108132642280.html
Confused: Use findwindow to determine the uniqueness of a file
Program The false alarm may be too large. Which of the following is a good example of the pattern of the file
Use android to extract a long image that exceeds the screen size
Try everything, just stay at the level of imagination, that is also equivalent to waste of time, do not take it for granted
First look at the requirements:
When the content is beyond the display range of the mobile phone, you must intercept all the content to generate the so-called "length ".
There is no difficulty. We use the features of webv
So later you see someone else's ppt inside the material is very good, you can use the following method of a one-time batch extraction material out. The specific actions are as follows:
1, first find your to extract the PowerPoint compression package format file, the general suffix name is pptx format file. The ppt file
This uses Apache Commons compress to extract the. tar.z format files.For a file Test.tar.z, we can understand the decompression process as:
Unzip the test.tar.z into Test.tar;
Unzip the Test.tar to test.
According to an example of Apache Commons compress:Extract. Z File Example:inputstream fin = Files. (Paths. ( "Archive.tar.z" )); Bufferedinput
How to extract all file names from a folder:
Sometimes we want to organize all the file names in a folder into a file that is easy to manage and query and print, mostly by using the copy and Paste methods (renaming files in a folder, copying them in an editable state, and pasting them in other documents). This approac
PHP failed to extract part of file content for verification. for help! Insufficient score sorry PHPcode lt; formname = quot; souform quot; action = quot; sub. php quot; method = quot; post quot; PHP failed to extract part of the file content for verification. for help! Insufficient score sorry
PHP code
not eventually form an iterationGe_id=open (ID)For line in Gtf_content:For g_id_ in ge_id:If G_id_.rstrip () in line:Line_list = Line.split (' \ t ')Splic_seq_2 (Fa,line_list[0].rstrip (), G_id_.rstrip (), Line_list[3].rstrip (), Line_list[4].rstrip (), line_list[6]. Rstrip ())Ge_id.seek (0) #返回到文件头部从头开始If __name__== ' __main__ ':From Optparse import OptionparserMs_usage= ' Usage:%prog [-g] gtf.file [-i] gene-id.file [-f] fasta.file 'Descr= ' Use this script to according to the Gene-id to find
Basic data import is often involved in projects. In most cases, you need to obtain data from Excel. The following describes how to extract data from an Excel file to Dataset:
/// /// Extract the table data according to the path of the Excel file/// /// /// Public static dataset getdatafromexcel (string path){String str
Suppose there is a path c:/coverage/homo_sapiens.sort.add_exon1_coverage.txt, to extract Homo_sapiens.sort.add_exon1_ Coverage.txt the file name, use the BaseName function and the start, stop parameter, as shown in the command line:filenameThe effect is as follows:R language: Extract the file name string from the path
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