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INT 10H 中断介绍 - C/C++ - 清泛网 - 专注C/C++及内核技术

...始行列   BH = 页号   AL = 0,BL = 属性   串:Charchar,……,char   AL = 1,BL = 属性   串:Charchar,……,char   AL = 2   串:Char,attr,……,char,attr   AL = 3   串:Char,attr,……,char...
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How to increment a pointer address and pointer's value?

... ---------- let me give an example, this might help; char **str; str = (char **)malloc(sizeof(char*)*2); // allocate mem for 2 char* str[0]=(char *)malloc(sizeof(char)*10); // allocate mem for 10 char str[1]=(char *)malloc(sizeof(char)*10); // allocate m...
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Is there a limit to the length of a GET request? [duplicate]

... as there is no specified limit in the RFC. It'd be safe to use up to 2000 characters (IE's limit.) If you are anywhere near this length, you should make sure you really need URIs that long, maybe an alternative design could get around that. URIs should be readable, even when used to send data. ...
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Convert a char to upper case using regular expressions (EditPad Pro)

...ssion in hope that I will be able to replace every match (that is just one char) to upper case char. I am using EditPad Pro (however I am willing to use any other tool that would allow me to do this, as long as it is free to try, since I only need to do this once). ...
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Regular expression to match a word or its prefix

... Because the person who posted the question selected the first answer that came in, and didn't bother to switch to mine when my vastly superior answer came in later. You can ask the questioner via comment under the question to change their answer selection to this one...
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Find duplicate lines in a file and count how many time each line was duplicated?

...d mentioned below to achieve this Get-Content .\file.txt | Group-Object | Select Name, Count Also we can use the where-object Cmdlet to filter the result Get-Content .\file.txt | Group-Object | Where-Object { $_.Count -gt 1 } | Select Name, Count ...
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How to profile a bash shell script slow startup?

...e set -x later and set +x earlier (or bracket several sections of interest selectively). Although it's not as fine-grained as GNU date's nanoseconds, Bash 5 includes a variable which gives the time in microseconds. Using it saves you from spawning an external executable for every line and works on ...
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Malloc vs new — different padding

...n address aligned for any standard type no larger than n, and if T isn't a character type then new T[n] is only required to return an address aligned for T. But this is only relevant when you're playing implementation-specific tricks like using the bottom few bits of a pointer to store flags, or ot...
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MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术

...tification handler code here ""m_button.EnableWindow(TRUE); } // RadioSelect Button的点击响应函数 void CPrintDlg::OnRadioSelect() { ""// TODO: Add your control notification handler code here ""m_button.EnableWindow(FALSE); } 也可以通过一个Check Button的点击来改变,...
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Make first letter of a string upper case (with maximum performance)

...C# 8 public static class StringExtensions { public static string FirstCharToUpper(this string input) => input switch { null => throw new ArgumentNullException(nameof(input)), "" => throw new ArgumentException($"{nameof(input)} cannot be empty", n...