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I was shocked when I saw the first sentence of the Introduction: collection is the foundation of computer science! Although we have said that Discrete Mathematics (set theory and mathematical logic, graph theory) is the foundation of computers, it

Several Regular Expression generation tools Http://d.download.csdn.net/down/342735/wizardlsw The regulator, a Super tool for generating regular expressions Three reasons are recommended:First, RegExThis tool has the advantages of Chinese

Default directory: Part 1: winsdk Part 2: MFC basics, C ++ProgramWriting specifications Part 3: MFC based on the dialog box Program Part 4: DLL Dynamic Link Library Part 5: COM component Basics Part 6: common technologies of COM

Void cmydlg: onipaddress () { // This section Code : obtain the local IP address and computer name independently word wversionrequested; wsadata; char name [255]; cstring IP address; phostent hostinfo; wversionrequested = makeword (2, 0);

# Include # include void main () {time_t timep; struct TM * P; char filename [100]; for (int count = 1; count tm_year), (1 + P-> tm_mon), p-> tm_mday, p-> tm_hour, p-> tm_min, p-> tm_sec); printf ("% s \ n", filename); file * fout = fopen

# Include using namespace STD; # pragma pack (push) // # pragma pack (2) // number indicates the number of forced alignment values. For example, if the value is 1, the actual output size is. // if the value is 2, the output value is, because 16

IE browser uses Dom structure to manage and use web page data. The IE browser uses the iwebbrowser2/ihtmlwindow2 container to download a webpage. As we all know, a webpage consists of many nested frames, and every frame in the webpage is

System calls the command line command without displaying the command line window Generally, when you use system to call a command line command, a black-white command line window is displayed. The following code does not display a pop-up command line

# Include "stdio. H " # include" math. H " /********************************* * ******************************* first-class variants bessert function/ class-1 modify the Bessert function/ class-1 Abnormal Bessert function/ class-1 Virtual Volume

A while back I posted about my issues in C # When I was trying to write out an extensible collections API. From the high level perspective I wanted to provide useful concrete implementations of role structures that wocould solve most into les needs,

There is a ctooltipctrl class in MFC. As you may know, recently I have to add a prompt for a specific control or area on ActiveX control in a project. began to use ctooltipctrl, but found that it does not work at all. instead, I had to write a class

Recently, I used STL to look at the data structure and learned a lot about the unfamiliar knowledge. We all know that the Sort Algorithm in STL is very useful and convenient. however, it seems that all of us have always used the int type to

Msxml2: ixmldomdocumentptr pdoc;Msxml2: ixmldomelementptr xmlroot;// Create a domdocument objectHresult hR = pdoc. createinstance (_ uuidof (msxml2: domdocument40 ));If (! Succeeded (HR )){MessageBox ("The domdocument object cannot be created. Check

Check whether an unsigned number is not 2 ^ N-1 (^ is a power): X & (x + 1)Change the rightmost 0 to 1: X | (x + 1)Binary complement calculation formula:-X = ~ X + 1 = ~ X-1)~ X =-X-1-(~ X) = x + 1~ (-X) = X-1X + y = x -~ Y-1 = (X | Y) + (X & Y)X-y =

[Sigaction System Call]Function Description:Processing signal. It can be used to set the processing method for any signal or to test the current preset processing method for this signal. Usage:# Include Int sigaction (int signum, const struct

I did not carefully write these two algorithms when I was studying the data structure. Now I will review them and start with prim (Yan Weimin's Data Structure page 1) 1. prim algorithm First, the struct is introduced to store the current closest

XML has recently been blown up, and many data exchanges, including many middleware systems, WebServices, and software configuration files, are all using the XML technology. It is indeed a good thing, below is a code snippet for reading XML, using

This chapter first introduces the median concept. Although there are upper and lower medians, for simplicity, both are lower medians. Then let's take a look at the problem of the maximum and minimum values: if we look for the maximum or minimum

Yesterday I wrote several lines of code for a fork function. # Include # Include Int main (){Pid_t PID; If (pid = fork () = 0)Cout Cout Return 0;} The running result is as follows: 2629 Hello world!0 child0 Hello world!That is, after fork

This is mainly based on the previous improvement. To solve the problem, what should I do if the server is accidentally closed or the network is suddenly disconnected? I thought of automatic reconnection when QQ was offline, so I changed it. In the