For questions about Crow: a C++ microframework for web.
Crow is C++ microframework for web inspired by Python Flask. Some of its features are type safety and performance. Link to github: ipkn/crow.
Questions tagged [crow]
24 questions
4
votes
2 answers
Unable to compile sample crowtest.cpp with crow
I'm trying to run a sample c++ program using crow but getting the error fatal error: asio.hpp: No such file or directory
Installed crow using the instructions in https://crowcpp.org/master/getting_started/setup/linux/#installing-from-source
Followed…
user19899551
- 75
- 3
2
votes
1 answer
Can't compile a Crow sample - boost/optional.hpp: No such file or directory
I'd like to compile and test Crow C++ microframework in Debian Linux 11:
Download the latest crow.deb, currently crow-v1.0+1.deb.
Install it:
$ sudo dpkg -i crow-v1.0+1.deb
Selecting previously unselected package crow.
(Reading database ... 587955…
haba713
- 2,465
- 1
- 24
- 45
2
votes
0 answers
Conflict between "zlib.h" header of ZLIB and CryptoPP
I use a library in my project which uses ZLIB library for compression. On the other hand I use CryptoPP library in my project. The consequence is that when compiling compiler makes a mistake and loads the zlib.h of CryptoPP instead of ZLIB.
Here is…
navidcity
- 31
- 5
1
vote
0 answers
Mongodb collections data display blank on webpage with Crow
I have deployed to railway and mongodb collections named contacts is added with josn file. I want contacts' data display on webpage. Then I add a mongodb c++ drivers by create a dockerfile in hello_crow/bbox. I use the commanddocker build --rm…
Auly
- 9
- 4
1
vote
1 answer
Websocket client not closing gracefully
I followed this link to create a websocket client.
This is the class for that:
#include
#include
#include
#include
class WebsocketClient…
ATK
- 1,296
- 10
- 26
1
vote
1 answer
C++ with Crow, CMake, and Docker
Goal
I would like to compile an Crow Project with CMake and deploy it in a docker container.
Code
So far, I compiled in Visual Studio and installed Crow via VCPKG similar to this Tutorial.
example main.cpp from Crow website:
#include…
entrepreneur
- 21
- 6
1
vote
0 answers
Crow C++ framework HTML page blank after compiling on Xcode
I have been following this example in the "Getting Started" page on Crow's website but the page is blank after compiling on Xcode.
**/main.cpp**
#include "crow.h"
//#include "crow_all.h"
int main()
{
crow::SimpleApp app;
//define your…
user19394369
1
vote
1 answer
Api server rest with crow
I am implementing a server rest using Crow.
In my code i want to do some action before sending the response. These action are complimented in another class. it is possible to call this method in the Crow_Route? I need something like :
…
yamilyana
- 11
- 4
1
vote
0 answers
How to send large string to the crow server with libcurl?
This is my libcurl request (curl_example.cpp)
#include
#include
#include
#include
#include // std::ifstream
using namespace std;
using namespace cv;
static size_t WriteCallback(void…
shaik.t
- 11
- 3
1
vote
1 answer
Website Interference w/ Multiple Instances Running (JavaScript)
I am relatively new to JavaScript but I am creating a simple hangman web app in local host. The game runs perfectly, just as I want it. However, I realized that after loading the game at the same time in different tabs, the words change in all…
NeonFire
- 186
- 2
- 7
1
vote
4 answers
Crow C++ framework HTML page is blank after compiling on Xcode
After adding all the necessary header files from Crow, I finally managed to run and get the Hello World output at my localhost port. When I try to render a webpage using mustache command with a simple HTML file, the program compiles but I only get a…
Sugan
- 15
- 10
1
vote
1 answer
What is the correct way to get the client's IP address in Crow (C++ library)?
I am using Crow (C++ server library) and trying to get the client's IP address.
I found this answer, Getting the client IP address: REMOTE_ADDR, HTTP_X_FORWARDED_FOR, what else could be useful?, so I have tried:
CROW_ROUTE(app, "/mine")([](const…
Halcyon
- 1,376
- 1
- 15
- 22
1
vote
1 answer
Fetch non-int (string) url resource-id in crow
How to get a non-int resource-id in c++ crow. I cannot add a route
CROW_ROUTE(app, "/uid/") or CROW_ROUTE(app, "/uid/") as it fails to compile. The examples donot have such a case. I have tried
int main() {
crow::SimpleApp…
parthasarathy
- 171
- 1
- 5
- 14
0
votes
1 answer
How to fix 'Not found' when display HTML with Crow?
I use windows10.I use crow, when display page with string,it works. But when display page with a html file, return "Not found".
main.cpp
#include "crow_all.h"
using namespace std;
using namespace crow;
int main(int argc, char* argv[])
{
…
Auly
- 9
- 4
0
votes
0 answers
building project "app_crow.vcxproj" -- FAILED
Included the Additional Directory and everything, still fails.
// app_crow.cpp : This file contains the 'main' function. Program execution begins and ends there.
//
#include "crow_all.h"
#include
using namespace std;
int main(int argc,…
