G++

g++

Great Reads

Designing the Interface of DLLs in C/C++ Projects

by pasztorpisti

An advice to make your DLL interface more attractive and easier-to-maintain even in cross-platform projects

Apache 2.x Modules In C++ (Part 2)

by Andy Kirkham

Part 2 - Stepping into the C++ world

GFX Sidebar: Inside the ILI9341 Display Driver on the ESP-IDF

by honey the codewitch

Explore the inner workings of a highly capable IoT display driver for the ESP32

cpplinq - LINQ Query Operators for C++ Sequences

by Marius Bancila

An introduction to cpplinq, a open-source template library that provides LINQ-like operators for querying collections (arrays and STL containers) in C++11.

Latest Articles

GFX Sidebar: Inside the ILI9341 Display Driver on the ESP-IDF

by honey the codewitch

Explore the inner workings of a highly capable IoT display driver for the ESP32

Designing the Interface of DLLs in C/C++ Projects

by pasztorpisti

An advice to make your DLL interface more attractive and easier-to-maintain even in cross-platform projects

Lexical Analysis At Your Fingertips.

by Frank-Rene Schaefer

Using Quex to generate lexical analyzers

A Light-weight, Thread Safe Properties Class for C++ Embedded Projects

by Tim ONeil

INI-style properties for C++ Embedded/Applications on Linux

All Articles

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g++

Designing the Interface of DLLs in C/C++ Projects

19 Feb 2016 by pasztorpisti

An advice to make your DLL interface more attractive and easier-to-maintain even in cross-platform projects

VisualC++

C++

Linux

How to Make .so and .dll from .cpp using gcc or g++

6 Apr 2013 by CPallini

Under Linux you usually want to make .so files (Linux can't consume Windows DLLs).Here you may find a guide: "Intro to Linux Shared Libraries (How to Create Shared Libraries)"[^].

Problem with C code........ HELP!

8 Aug 2013 by Manfred Rudolf Bihy

You're using the wrong format code %d (Scan an integer as a signed decimal number) it should be %s (Scan a character string).Read here to learn more: http://en.wikipedia.org/wiki/Scanf_format_string[^]Regards,— Manfred

GCC

g++

Apache 2.x Modules In C++ (Part 2)

12 Nov 2012 by Andy Kirkham

Part 2 - Stepping into the C++ world

[Solved] why I cannot properly overload an operator with a templated param?

14 Jan 2022 by steveb

std::cout

This C++ program cannot be terminated by ctrl + C. Why?

5 Nov 2019 by Stefan_Lang

I strongly suspect this is a bug in the compiler's code optimization: M isn't read by the program, so the compiler will try to eliminate code referring to it - maybe it messed up this optimization because the statement cin>>N>>M internally translates into a nested function call:...

GFX Sidebar: Inside the ILI9341 Display Driver on the ESP-IDF

6 May 2021 by honey the codewitch

Explore the inner workings of a highly capable IoT display driver for the ESP32

Is there a way to get GCC (G++) to respect "inline" a little more?

6 Dec 2021 by k5054

Have you tried the always_inline attribute? See the attribute specification documentation over at cppreference.com[^] That requires C++-11, so will hopefully be available for your G++ tool chain. Also see Optimize Options (Using the GNU Compiler...

C++

GCC

g++

Compiler and library support for the ISO C++ 2011 standard

8 May 2014 by pitonyak

I use the following in my PRO filesQuote:QMAKE_CXXFLAGS += -std=c++0xDetermine which flags are required by your compiler (and it looks like your error message makes two suggestions).

what's the difference between delete and delete[] ?

25 Sep 2014 by cxxxxf

int main(int argc, char* argv[]){ int* p = new int[10]; for (int i = 0; i

Linux

g++

what's the difference between delete and delete[] ?

25 Sep 2014 by Leo Chapiro

The error is clear, I think: just change //for (int i = 0; i

Linux

g++

What does it mean in linux

21 May 2020 by Shao Voon Wong

It means compile program.cpp and output(-o) the executable named "program"

C++

Linux

g++

What is the reason for and how to fix it ?

21 May 2020 by Rick York

Make sure the file gtest/gtest.h exists. It has to be in a gtest subdirectory of one of the directories on your include path. That is because you enclosed the name with angle brackets. Personally, I would change the angle brackets to double...

C++

Linux

g++

Inline assembly with the Intel syntax, linking to local variables

6 Aug 2012 by YvesDaoust

In front of the technical difficulties, I am giving up the idea to use inline assembly.As in any case a full rework of the source code is required, this opens new options.The option I have chosen is to switch to the SSE intrinsics calls, as they are portable between Microsoft and GNU...

ASM

Intel

g++

how to install g++ compiler with vmware workstation

18 Dec 2012 by Software.ameen

Hi , I wanna install g++ compiler to compile C++ file through Vmware workstation.is there any command to install g++ via workstation ?can i install that normally ?I am eagerly waiting to know the answer.. Thanks in Advance,Noorul Ameen.A

how to install g++ compiler with vmware workstation

18 Dec 2012 by Abhishek Pant

to install g++-4.1apt-get install g++-4.1{,-multilib}for more help VMware[^]Installing g++ on Windows and Ubuntu Linux[^]

How to Make .so and .dll from .cpp using gcc or g++

6 Apr 2013 by 125Azazelo

Hi i have beginner question how to make .so and .dll from .cpp in Linux?I have simple project no thread , 2 .h files ,and 2 .cpp files.

Doubt: How to customise Debug options in codeblock C++ and what things to take into account when debugging

24 Jun 2013 by unscathed18

Hi, there are a few things I like to ask related to Codeblocks IDE with GCC/G++:1) I'd like to know if there's any good tutorial or web explaining how to exploit gcc's debug options. What I mean is, my intention is that when I use the 'debug' build instead of 'release' build, I want for...

Doubt: How to customise Debug options in codeblock C++ and what things to take into account when debugging

25 Jun 2013 by Richard MacCutchan

See http://www.gnu.org/software/gdb/[^].

Problem with C code........ HELP!

8 Aug 2013 by sid2x

I am developing a simple program in C,but I encountered a problem :My Code :#includeint main(){ int menuinpt; printf("Welcome to C game!!!!\n"); printf("1. Play Game\n"); read: printf("Enter a Command to start : "); scanf("%d", &menuinpt); if...

GCC

g++

Program received signal SIGILL, Illegal instruction

23 Aug 2013 by Chakraveer Singh

I am using Linux x86_64 machine to build my program. I have linked a shared library to an executable. In my project I am calling a function which has declared vector inside the function. My program gets killed when that function gets called. When debugging through GDB below is the output I...

C++

Linux

g++

Converting std::basic_string into number... strange problem

13 Nov 2013 by David Serrano Martínez

Consider this code, compiled with g++ v.4.8.1-4 in Code::Blocks 10.05:#ifndef ERROR_SAMPLE_H#define ERROR_SAMPLE_H#include #include #include // Class: my_traits_typestruct my_traits_type : public std::char_traits{};// Class:...

C++11

g++

what's the difference between delete and delete[] ?

25 Sep 2014 by User 59241

1. If you used new use delete, if you used new[] then use delete[].http://stackoverflow.com/questions/4255598/delete-vs-delete[^]2. How the compiler knows is compiler dependent.http://stackoverflow.com/questions/975792/how-does-delete-know-the-size-of-an-array[^]3. See above

Linux

g++

porting kbhit into linux simply

5 Mar 2015 by PaulS_UK

HiI'm trying to port a large CPP project into linux to run on a Raspberry Pi.One of the files PROG_WIN.CPP allows a user to interrupt the program. I have had to substitute an old Borland header #include with#include which I belive should be able to directly handle...

C++

Linux

g++

porting kbhit into linux simply

5 Mar 2015 by PaulS_UK

Thanks Richard - I have tried both!For others with a similar problem; this link seems promising:http://forums.fedoraforum.org/showthread.php?t=172337[^]

C++

Linux

g++

How Do I Split A Linklist With Given Threshold Value

14 Mar 2015 by Vedant Dave

I want to split LinkList by a given threshold value,means if the count of Link List is greater than Threshold value then the Linked List should split from middle,and then recursively if existing 2 linked list count is larger than threshold value then the list will be further split in to 2...

C++

Linux

g++

This is not a wxWidget-3.0.2 problem

4 Jun 2015 by KarstenK

Some search path for the include is missing. At first search the file "window.h" on your hard disk. If found add this sub path to your compiler path else install the SDK.Maybe removing the "wx/ part solves the problem?

C++

g++

wxWidgets

Best way to access ports using C++ under windows 10 ?

17 Aug 2017 by KarstenK

I personally prefer other API like WriteFile which also works with COM ports. The link is good starting point to get an overview with some links to sample code. Take also a look at this great article about Serial library for C++.

C++

g++

parallel

This C++ program cannot be terminated by ctrl + C. Why?

5 Nov 2019 by Shubham Avasthi

I was working on a C++ code, which for some unknown reason, does not terminate by Ctrl + C. The below code is a reduced version of the code I was working on and it has the same issue. Moreover, if I don't take an input for M (remove '>>M') or remove vector a(n) or initialize the size of vector...

This C++ program cannot be terminated by ctrl + C. Why?

5 Nov 2019 by RickZeeland

Might be a debugger issue, see: Workaround for GDB Ctrl-C Interrupt | MinGW[^]

Error after compiling the code in C++

9 Sep 2022 by Ahmad Qassym

when i am trying to compile my Code in c++ using the g++ compiler(suing linxu mint) by the command g++ A.cpp i get the response : g++: error: A.cpp: No such file or directory g++: fatal error: no input files compilation terminated. What I...

C++

Linux

g++

Error after compiling the code in C++

18 May 2020 by CPallini

The error is clear: the C++ compiler (g++) cannot find your source file (A.cpp). Just make sure you are running g++ in the same folder wherein is your source file (alternatively you may pass the full path of your source file to g++).

C++

Linux

g++

Error after compiling the code in C++

18 May 2020 by k5054

g++ is unable to locate the file A.cpp. Is that file in your current directory? Is it perhaps a.cpp or A.CPP? Do ls in your current working directory and see.

C++

Linux

g++

Error after compiling the code in C++

18 May 2020 by KarstenK

Take the compiler messages serious: it is your best friend in programming. ;-) Your A.cpp file is missing. Maybe you have moved, deleted or renamed it. So you need to change your project settings or make file or restore from your trashbin. PS:...

C++

Linux

g++

Is there a way to get GCC (G++) to respect "inline" a little more?

7 Dec 2021 by honey the codewitch

Overall I must optimize my code for size, due to targeting IoT devices which have small amounts of SRAM with which to code for execution, and which have small program flash sizes, but there are some situations where I need trivial functions to be...

C++

GCC

g++

Is there a way to get GCC (G++) to respect "inline" a little more?

7 Dec 2021 by Stefan_Lang

I never tried that myself just for this purpose, but have you considered wrapping the code in question into a template function? If I'm not mistaken that should force it to be inline. E. g.: template void address_window_internal(T...

C++

GCC

g++

[Solved] why I cannot properly overload an operator with a templated param?

17 Mar 2023 by Phoenix Liveon

How do we properly create an overloaded operator specifically this "

[Solved] why I cannot properly overload an operator with a templated param?

17 Mar 2023 by klarrra

Find some good help here. https://kbrown.hashnode.dev/c-in-computer-science

cpplinq - LINQ Query Operators for C++ Sequences

3 Nov 2012 by Marius Bancila

An introduction to cpplinq, a open-source template library that provides LINQ-like operators for querying collections (arrays and STL containers) in C++11.

Apache 2.x Modules In C++ (Part 1)

10 Nov 2012 by Andy Kirkham

Part 1 - Setting up and getting started

This C++ program cannot be terminated by ctrl + C. Why?

5 Nov 2019 by CPallini

On my Linux box (Ubuntu 18), the following program #include #include using namespace std; int main() { int N,M; cin>>N>>M; vector a(N); } compiled with the g++ -O3 -std=c++14 (g++ 7.4.0) behaves as espected.

Interoperation Issues in Mixed C/C++/Objective-C Development, Part 3

12 May 2014 by Anna Koneva

An article about interoperation issues in mixed C/C++/Objective-C development

A Light-weight, Thread Safe Properties Class for C++ Embedded Projects

16 Dec 2015 by Tim ONeil

INI-style properties for C++ Embedded/Applications on Linux

Lexical Analysis At Your Fingertips.

26 Dec 2015 by Frank-Rene Schaefer

Using Quex to generate lexical analyzers

Fault tolerant file comparison

17 Oct 2012 by Alexander Schwoch

This is an alternative for "Fault Tolerance for Large Files on Cranky Hardware"

Inline assembly with the Intel syntax, linking to local variables

2 Aug 2012 by YvesDaoust

I am porting existing code from Windows to Linux (Visual C++ to g++). It includes inline assembly sections.g++ supports a compilation switch (-masm=intel) telling it to accept the Intel syntax instead of the AT&T one. So far so good, it should avoid painful rewriting of thousands of...

ASM

Intel

g++

Inline assembly with the Intel syntax, linking to local variables

4 Sep 2012 by jk7.seo

you have to use both syntax..ex)#define TEST(out, in) \ asm\ ( \ "mov %1, 5\n\t"\ ".intel_syntax noprefix;" \ --------intel syntax -------- ".att_syntax;" \ :"=g" (out) \ ...

ASM

Intel

g++

[SOLVED] g++ package installation fail on Ubuntu

23 Feb 2013 by H.Brydon

I would suggest making sure that all the underlying libraries and packages are up to date. Try it this way:sudo apt-get updatesudo apt-get upgradesudo apt-get install g++If you haven't done the update/upgrade for a while, your system might be too uncooperative to accept the...

compiler opions for linux

9 Sep 2013 by Member 10258053

#include #include #include #include int main ( int argc , char ** argv ) { std::random_device rd; std::mt19937_64 gen(rd()); std::uniform_real_distribution dis(0, 1); std::cout

C++

Linux

g++

Best way to access ports using C++ under windows 10 ?

17 Aug 2017 by Member 12915728

Please share info on how to functionally access ports in Windows 10 using C++ (compiled with g++). Please include all #include files and code necessary to test I/O Parallel Port Pin Programming. Thank you What I have tried: /*** Following Code Compiles but DOES NOT modify ports ***/ ...

C++

g++

parallel

[SOLVED] g++ package installation fail on Ubuntu

25 Feb 2013 by CodingLover

Hi all,When I run sudo apt-get install g++ terminal display that so many packages I has are the newest version on Ubuntu 12.10. But even after I cannot compile any c++ files. Any comment on this highly appreciate.Note: This Ubuntu 12.10 installation running inside a vertual box which is...

compiler opions for linux

10 Sep 2013 by Member 10258053

it compiles without problems when I use the version compiler gcc/4.7.2 Thank you.

C++

Linux

g++

Compiler and library support for the ISO C++ 2011 standard

5 May 2014 by Arun Kumar K S

I am trying to create an i2c communication in raspbery Pi(debian wheezy) using Qt creator with rpi-hw library. I successfully compiled and installed the rpi-hw library in my linux system. But when I try to include this in my Qt. Got the following...

This is not a wxWidget-3.0.2 problem

4 Jun 2015 by ArbolOneDotOrg

Even though Code Blocks has a template for wxWidgets, I’d like to start my application from zero. So, I created an application using the ‘Console Application’ template and added the ‘#include ’ as the first step, as suggested here. But I get an error saying...

C++

g++

wxWidgets

What does it mean in linux

21 May 2020 by Ahmad Qassym

what deos it mean when we write in terminal(linux): g++ -o Program Programm.cpp What I have tried: i have written the command : g++ -o program program.cpp

C++

Linux

g++

What is the reason for and how to fix it ?

22 May 2020 by Ahmad Qassym

i write test functions in c++ (linux) that look like : #include #include"./ApproximationOfPi.cpp" //-lgtest -lpthread Test(ApproximationOfPiTest,computeNumPointsInCircle) { ASSERT_EQ(3,computeNumPointsInCircle(1)); ...

C++

Linux

g++