Same here, ran the code without problems on https://www.onlinegdb.com/online_c++_compiler[^] /****************************************************************************** Online C++ Compiler. ...

C++

STL

Help on finding the longest symmetric sub-string

3 May 2010 by 7mesho

Please I need help with this program. I am not getting proper result...(The program should find the longest symmetric sub-string and display it) Thanks for the help.#include #includeusing namespace std;char s[30];int i=0, j, first, last, length,subleng,...

C++

STL

Union

3 Apr 2009 by _8086

union u{ char ch[2]; int i;};int main(){ union u x={0,2}; cout

how to resolve error C2352

26 Nov 2012 by __John_

You are calling UtilityHelper::MvResolutionInfoToVTVideoStandard(sResInfo) Using the type name "UtilityHelper" rather than calling the function from an instance of UtilityHelper.Only static functions can be called in this way (i.e. no instance required).

A handy class to make use of Windows Registry

15 Aug 2004 by __PPS__

Shows how simple accessing Windows Registry can be if you do not need bells and whistles.

How to copy a vector of struct data into a vector of vector

17 Sep 2013 by _Asif_

No there is no direct way because no body knows how struct information gets translated to vector. You need to put that transformation intelligence into the code to work. For examples check below linksOverloading conversion operator[^]Conversion Functions (C++)[^]

C++

STL

MFC

using of messages facet

3 Apr 2012 by A. Ganzer

Did anyone of you ever use the messages facet of the STL and can help me?I Really don't know how to use this facet expediently. And it seems to me that no compiler does implement a suitable messages facet.Does anyone know a good tutorial for that?

C++

STL

Magic Square

8 Sep 2003 by Abbas_Riazi

Calculating Magic Square In Any Order Using Standard Template Library (STL)

Expression-based callbacks

12 Mar 2006 by Achilleas Margaritis

An easy way to provide expression-based callbacks in STL containers.

C++0x Dynamic Message Passing

26 Nov 2010 by Achilleas Margaritis

C++0x Dynamic Message Passing Ala Objective-C

Does STL is included in Visual C++ 6.0?

29 Jun 2012 by adityarao31

I want to learn STL library,I am new to it.Does STL is included in VC++ 6.0or I need to download.If I needed to download please let me know how to install it. I found on internet STL ,but it is just bunch of header files.Please Guide me for this.

VisualC++

STL

Does STL is included in Visual C++ 6.0?

29 Jun 2012 by adityarao31

My problem got solved after adding one lineusing namespace std;and by defining std::vector vec ,instead of vector vec

VisualC++

STL

Discover ISAPI. Working with GET-POST Data

15 Jul 2002 by Adrian Bacaianu

That article present a way to retrieve the GET-POST data from a form into an ISAPI extension.

Discover ISAPI. Working with Cookies.

15 Jul 2002 by Adrian Bacaianu

This article presents a way to send cookies to client browser from an ISAPI extension.

Discover ISAPI. XML Way

9 Sep 2002 by Adrian Bacaianu

A good approach to build an ISAPI web application using XML and XSL

ISAPI versus ASP file uploads in web applications

15 Jan 2006 by Adrian Bacaianu

This article describes two ways to upload images and files on your web server, and the advantages and disadvantages of both.

Adding and extracting binary resources

28 May 2003 by adrian cooper

A beginner's guide to adding a binary resource in visual studio and a simple class for programmatical extraction.

Copy the string from const char* To char[500];

27 May 2010 by Aescleal

If you're programming in C, then:strncpy( q, p, 499 );q[499] = '\0';will do the trick and work however long the string is. If you'd like to obfuscate things a bit more then you can combine the two lines into one by exploiting the return value of strncpy:strncpy( q, p, 499 )[ 499 ]...

STL Map and Multimap

1 Jun 2010 by Aescleal

1) Have a look in the source code of your compiler's version of the standard library.Having said that just because a particular version of the standard library does things one way doesn't mean that others can't do something radically different.2) If something has a comparison operator of...

C++

STL

Displaying contents of STL std::set unsorted

15 Jun 2010 by Aescleal

If you want to store a bunch of elements unsorted may I humbly recommend using either std::vector (if you know roughly how many elements you're going to add) or std::list? Both of them provide a push_back function that'll preserve the insertion order for you.[Oh, and you'll have to find some...

C++

STL

Sort function is slower than std::sort

23 Jun 2010 by Aescleal

When you copied the code did you just stick the code from std::sort into sort2 verbatim? i.e. sort2 isn't part of the std namespace. As it's not part of the std namespace it won't be using all the lovely specialisations for swap that are kicking around which may be the cause of the lack of...

C++

STL

How to clear q priority_queue object in the STL programming?

27 Jul 2010 by Aescleal

Simple answer is don't clear it!priority_queues are designed to have stuff inserted in and sorted in priority order. They not designed to have stuff removed from them, well, except by yanking stuff off the front. If you want to clear it then bin the object and start again:q =...

C++

STL

printf like function question!

16 Oct 2010 by Aescleal

If you're using C++ there's no reason to use printf or the whole god awful family of C relics. Use a stream. Then you get type safety and you won't try reading return addresses off the stack to interpret as strings. Consider rewriting along the lines of:int main(){ int d = 20; ...

Ignore default constructor in template class

13 Apr 2012 by Aescleal

It sounds like it would work, however without seeing the code I can't tell for sure. As you're a VC++ user perhaps download mingw (gcc for windows) and give it a whirl. If something compiles on VC++2005 or later and gcc 3.3 or later I'm usually happy it's standard code.Just to satisfy my...

C++

STL

templates

using of messages facet

13 Apr 2012 by Aescleal

The only compiler I've ever tried using message facets for is VC++ and I gave up on the idea when a colleague suggested something a bit simpler. It worked okay but was a bit clunky.However while battering my head against the wall of locales I found a couple of books really helpful. They...

C++

STL

Windows.h?

2 Jun 2009 by agetina

I can read the prototypes for windows.h in the include folder (I have installed dev c++) but i want a list of explained functions. I don't know for what to use each of them.Thank you! modified on Wednesday, June 3, 2009 4:29 AM

How to cause a CPropertySheet to show a particular page .. [SOLVED]

16 Aug 2009 by Ahmed Charfeddine

?Thanks. Easy Profiler : a compile-time profiler for C++www.potatosoftware.commodified on Sunday, August 16, 2009 5:41 PM

Easy Profiler - Compile-time Profiler for C++

14 Nov 2009 by Ahmed Charfeddine

Easily instrument your code, visualize, interpret results, track optimization, compare and decide.

Push Framework - A C++ toolkit for high performance server development

23 May 2012 by Ahmed Charfeddine

Write asynchronous, multithreaded servers in a few lines of code. Monitor realtime activity with a deploy-only dashboard.

C++

STL

Dev

Resource file opening problem

9 Jan 2010 by Ajay Vijayvargiya

Since Windows Vista supports "India' English", and has the following definition:0x4009 India (IN) 0x10 SUBLANG_ENGLISH_INDIA Visual Studio takes this as the project's language.While creating new project, one should select 'English (US)' as 'Resource Language' in Project Wizard.

The Practical Guide to Multithreading - Part 2

12 Apr 2010 by Ajay Vijayvargiya

More of practical situations to use multithreading!

Concurrency Runtime in Visual C++ 2010

11 Nov 2010 by Ajay Vijayvargiya

Learn about parallel algorithms, parallel containers, tasks, task groups, agents library, task scheduler etc in VC10

Standard C++ Library Changes in Visual C++ 2010

28 Sep 2010 by Ajay Vijayvargiya

Reveals the important changes in STL.

printf like function question!

16 Oct 2010 by Ajay Vijayvargiya

Perform Code Analysis with your code with /analyze switch with your Visual C++ compiler. You need to have Team System or the Ultimate version to do that.

Writing Windows Debugger - Part 2

10 Jan 2011 by Ajay Vijayvargiya

Let's enhance our Debugger!

An Idiot's Guide to C++ Templates - Part 2

1 Jul 2012 by Ajay Vijayvargiya

Let's dwell deeper into C++ templates!

Writing a basic Windows debugger

24 Jan 2011 by Ajay Vijayvargiya

Learn how you can write your own Windows debugger.

STL Map and Multimap

1 Jun 2010 by AkashAg

Hi All,I have some questions in mind about map and multimap. I know that STL use height-balanced-binary-search tree for MAP implementation but what is actually used for multimap.multimap can also use the same thing with a list in each node for a key. Am I right?How do I give a iterator...

C++

STL

WTL CString Class Implemented with the Standard C++ Library

28 Sep 2006 by Alain Rist

Plug-in CodeProject's CStdString as WTL::CString and get the WTL CString support with a Standard C++ Library implementation.

cast operator - to reference or not to reference

24 Nov 2010 by Alain Rist

Hi, Jim,The two operators have different return types.- operator tClassOneVect() { return m_MyData; } constructs a temporary tClassOneVect from m_MyData (using tClassOneVect copy constructor) and returns it: caller can do anything on the returned copy, it will not change the...

C++

STL

deque iterators

13 Dec 2010 by Alain Rist

Hi Ted,Not really understanding why you want to expose that, anyhow this should compile: typename std::deque::iterator begin(){ return B.begin();}cheers,AR

C++

STL

How to remove an element from list having user defined data type?

23 May 2011 by Alain Rist

Hi,std::list elements must be equality comparable. Add an operator == () to your struct mem_list like:struct mem_list{ bool operator == (const mem_list& other) { return (addr == other.addr) && (size == other.size); } unsigned int addr; int...

C++

STL

Anyway to qualify the members of a std::pair?

1 Jun 2011 by Alain Rist

This should do it, keeping the original std::pair functionality:struct MyPair : std::pair{ typedef std::pair Pair; int & something; int & somethingelse; MyPair() : something(Pair::first), somethingelse(Pair::second) {} MyPair(const...

C++

STL

The Concave Hull of a Set of Points

16 Aug 2017 by Alasdair Craig

A C++ implementation of a published algorithm for computing the concave hull using a k-nearest neighbour approach.

Generate an XML parser automatically

31 May 2004 by Albert Wang

An article on XML parser or code generation automatically.

A reminder tool for .dan.g's ToDoList

25 Feb 2004 by Alberto Bar-Noy

A simple reminder tool to remind you of your overdue tasks in ToDoList throughout the day

ToolBoxCtrl

14 Apr 2021 by Aleh Baradzenka

The control representing a regular ToolBar in the form of a tree of command buttons

A C++ Plug-in ThreadPool Design

22 May 2008 by Alex C. Punnen

The Command Pattern and Chain of Responsibility for implementing a plug-in Thread Pool library.

Simple XML Parser - Minimalistic Approach

25 Feb 2008 by Alex Cohn

XML parser helper classes in pure C++ without validation

The Implementation of Model Constraints in .NET

19 Mar 2002 by Alex Mikunov

.NET Extensions that provide an infrastructure for enforcing database-like data integrity constraints

Smart Grid

24 May 2000 by Alex Turc

Build a grid using ATL, STL and Win32 API.

C/C++ Program Perfometer

13 Nov 2002 by Alex Vinokur

The program enables to get performance of C/C++ program and separated pieces of code for any metrics.

n-ary Huffman Template Algorithm

12 Nov 2002 by Alex Vinokur

The algorithm allows any kind of weights (costs, frequencies), including non-numerical ones

Turing Machine (C++ Implementation)

12 Nov 2002 by Alex Vinokur

The C++-program simulates a Turing Machine (TM). TM is defined by input files: metafile, states file, alphabet file, transition file, input word(s) file(s).

Multiline Hyper Edit Control

31 Aug 2004 by alex.barylski

A multiline hyper edit control derived from CEdit.

Fast tokenizer

5 Sep 2001 by Alexander Berthold

Fast tokenizer for C++ - like 'lexx'

Tokenizer and analyzer package supporting precedence prioritized rules

1 Jan 2002 by Alexander Berthold

A library allowing you to conveniently build a custom tokenizer and analyzer supporting precedence priorized rules

CMapWordToPtr in STL?

18 Oct 2013 by Alexander Fedorov

What would be an equvalent of CMapWordToPtr in modern STL? Is it unordered_map or just map or somethig else is better?

Tree Data Class for C++

12 Jan 2002 by Alexander Kovachev

Simple class to represent tree data structures in C++

Improving on shared_ptr

15 Jun 2012 by AlexZakharenko

A more efficient way to create objects for usage with shared_ptr

C++

Boost

STL

Generic Lazy Evaluation in C++

19 Nov 2013 by Ali AslRousta

How to implement a generic lazy evaluation class using C++11 features.

C++

STL

STL std::remove(…) doesn't work in my main program

23 May 2014 by AlwaysLearningNewStuff

I am trying to remove all spaces from a string, therefore I wrote a small helper function to do it.When tested in a basic program, everything works fine. In my more complex project it malfunctions. Furthermore, when I type std::re autocomplete offers proper replace but as soon as I type (...

C++

STL

Sort STL list with single overloaded operator <

24 May 2014 by AlwaysLearningNewStuff

I have successfully populated linked list with data from a text file. Linked list contains structure that has 5 fields of type string.I wish to sort the list by a certain structure field ( ascending or descending ). I have decided to overload operator

C++

STL

sorting

Programming control point application using the UPnP Control Point API

13 Jul 2009 by amatecki

The article describes how to use the Microsoft's UPnP Control Point API for finding and controlling UPnP devices, and includes a description of simple library to facilitate the application of Control Point API in your own programs, together with an example of MFC and WinForms applications.

Writing own regular expression parser

14 Nov 2003 by Amer Gerzic

Explains principles behind writing regular expression parsers.

USB and CD ROM Enable/Disable

21 Mar 2016 by ameyakoshti

Hello I am doing computer engineering and i needed some guidanceregarding my project.1st of all i want to know whether it is possible to disable usb portsand CD rom "POWER" through VC++.If yes then could you please guide me on it?Thanks

Be alert to memory leak when using STL to manage pointer only

29 Aug 2006 by amonlee

for some novice of STL, like me, who might make some low level errors when trying to release memory

Caching in DataGrid while performing Insert, Edit and Update operations

6 Jan 2003 by anandaji

This article shows how we can use caching while performing insert, edit and update functions in the DataGrid.

Introduction to RPC - Part 2

22 Dec 2012 by Anders Dalvander

An introduction to context handles in RPC. A simple RPC client/server application using context handles is explained.

Introduction to RPC - Part 1

22 Dec 2012 by Anders Dalvander

An introduction to RPC programming. A simple RPC client/server application is explained.

A Self Contained NT Service Class: No Derivations Required

8 Aug 2007 by Andre Ladeira

A class to create a NT service with a few lines of code

c++ code conventions

27 Jan 2013 by Andreas Gieriet

There is not such thing like "the one and only code convention".Your team/company may/may not decide on some code convention.If no explicit convention is given, anyone does whatever he thinks is the right way (or does not care at all...).Naming conventions, layouting, etc. is very much...

C++

STL

Multi platform plug-in development made easy!

7 Mar 2006 by Andreas Loeffler

How to use and develop plug-ins for multiple platforms.

Process, Module and Thread enumeration classes

15 May 2002 by Andreas Saurwein

3 simple classes for easy retrival of running processes, modules and threads

File and Directory Enumeration

3 Mar 2003 by Andreas Saurwein

Template based file and directory enumeration class.

Memory Allocation Tool

20 Feb 2003 by Andreas Saurwein

Simple tool to test applications under various memory conditions.

Ignore default constructor in template class

7 Apr 2012 by AndreFratelli

Hello everyone,I have the following hierarchy:std::map ->assoc_map ->_tActionMap_tActionMap maps actions (Action) with moods (Mood). The problem is: Mood has an intensity value which is mandatory, so there is no default constructor, and I don't want one.Now, templates only...

C++

STL

templates

STL allocator question

11 Apr 2012 by AndreFratelli

Hello everyone,I just saw this in the STL implementation source:template inline _Ty _FARQ *_Allocate(_SIZT _Count, _Ty _FARQ *) { // check for integer overflow if (_Count

STL

Help requested: "Debug assert failed" with process hang

20 Feb 2009 by Andrew McAuley

Hi there,I'm new to C++ and i've got a basic project i've made up, just to play around with templates. It consists of the following classes: - enumerable (used much like IEnumerable in .NEt Framework code) - list [inherits from enumerable]...

An Introduction to Boost

6 Jul 2003 by Andrew Walker

An overview of the Boost library

Minimalist Logger

10 May 2009 by Andriy Tylychko

A single header cross-platform thread-safe logging facility

Input and output iterators for sampling a data stream

3 Nov 2003 by Andy Brummer

These iterators provide a simple way to sample or stretch a fixed size data set to fit in a larger or smaller container

File parsing using ifstream

5 May 2010 by Andy Melville

Hi AllIf you use the following to find the size of a file and then effectively read every character of the file until the end of the file: long begin, end, size; ifstream myfile ("example.txt"); begin = myfile.tellg(); myfile.seekg (0, ios::end); end = myfile.tellg(); ...

C++

STL

Resource file opening problem

22 Dec 2008 by Anem Mahesh

Open your resource script file, and delete this part from it://///////////////////////////////////////////////////////////////////////////// English (U.S.) (unknown sub-lang: 0x10) resources#if !defined(AFX_RESOURCE_DLL) ||...

STL Serialization Library (STL-SL)

9 Oct 2006 by Aniruddha Jahagirdar

The STL Serialization Library can serialize and load STL objects from a file. The serialization file format can be customised to suit your needs. It's fast, easy, and free!

How do I overload a function

18 Dec 2009 by Anirudh Kishan

Just imagine how your arguments would be passed.If it is passed as 1.2 and 2.2 to the (int,int) function then it would to truncated to 1 and 2.If it is passed as 1.2 and 2.2 to the (float,float) it will be processed as is.So here is where the ambiguity creeps in.I have found two...

USB and CD ROM Enable/Disable

19 May 2011 by ankitjoshi24

I found a way to disable the CD ROM using regedit. Now I am not sure how you can use it in VC++ but you can atleast havea look at the way of disabling it through regeditTo Disable CD-RomHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\CDRomDouble Click on AutoRun and change the value...

How do I overload a function

18 Feb 2010 by annarao

class a{public void dis(){System.out.println("no argument");}public void dis(int i){System.out.println("one argument");}public void dis(int i,int j){System.out.println("two argument");}class maindemo{public static void main(String aggs[]){a=obj=new...

Weird behaviour of the STL containers

17 Feb 2012 by Anruin

Hello everyone!I've faced some weird stuff about STL containers - vectors and maps. My program is reading the binary file, that consist of data chunks. For every chunk object in memory is created and added to the vector (also I've tried maps). Like this:while ( nCurrentOffset

C++

STL

std:vector to stream

16 Dec 2012 by Anthony656

Is there a function to convert a vector to STL string in C++?I'm looking for something similar to a split/join type of functions available in other languages to split and join arrays.

C++

STL

Exile 1.8 - The Password Manager

6 Mar 2005 by AntonGogolev

Yet another password manager.

Currency

14 Apr 2004 by AntonGogolev

A set of currency manipulation classes

XML Settings

5 Feb 2005 by AntonGogolev

Using XML to store settings.

Copy the string from const char* To char[500];

27 May 2010 by Anu Koshy

strcpy(q,p); works fine.but if(strlen(p)>500)then strncpy(q, p, 499);q[500-1] = '\0';q has to be terminated with '\0'

How to show '&' character not underline

31 May 2010 by Anu Koshy

if it is a text control, set "No Prefix" as True.That should solve the problem. :)

question about my project.......

27 Jan 2009 by arad.moradi

i don't know what is the reason of of error.i write it with c++ & i send what is it about.it is the code:#include #include #include using namespace std;class cart{public: cart(char a[2]="paq"){ cout

Read and Write application parameters in XML

30 Jun 2003 by Arnaud Brejeon

This article provides an easy way to load and save the parameters of an application in XML format.

Anyway to qualify the members of a std::pair?

1 Jun 2011 by ARopo

Could you use inheritence class MyPair : private std::pair { public: void SetMyFirstValue(int value) { first=value; } void SetMySecondValue(int value) { second=value; } int GetMyFirstValue() { return first; } int GetMySecondValue() { return second; } ...

C++

STL

Power of C++ - Developing a Portable HTTP Server with Python Interpreter using Boost, TinyXML

1 Jun 2008 by Artem Kustikov