在Qt中,可以使用.toUtf8()或.toLatin1()函数来获取一个QByteArray对象,然后通过.constData()函数获得其对应的const char*指针。 例如,你可以尝试以下方式: intsizeWritten=send(it.key(),strAddName.toUtf8().constData(),strAddName.toUtf8().size(),0); 在这个示例中,我们首先使用.toUtf8()将QStrin...
ui->log->append("找到视频数量:" + QString::number(videoPath.size())); QStringListIterator strIterator(videoPath); while (strIterator.hasNext()) { convertBilibiliVideoToMp4(strIterator.next(), ui->targetPathText->text());
项目框架图: 1. .cpp部分 assistant_1: AI检测代码解析 #include"assistant_1.h"#include"ui_assistant_1.h"Assistant_1::Assistant_1(QWidget*parent):QWidget(parent),ui(new Ui::Assistant_1){ui->setupUi(this);BeaWindow();//窗口优化BeaBtn();//按钮优化}Assistant_1::~Assistant_1(){delete ui...
toString(&ok); if (!ok) { qDebug() << "Could not convert variant of type" << variant.typeName() << "to string."; } else { qDebug() << "Converted variant to string:" << str; } // 尝试安全地转换为整数 int num = variant.toInt(&...
// nt.cpp// g++ -o t nt.cpp -std=c++11#include<iostream>#include"x2struct/x2struct.hpp"usingnamespacestd;intmain(intargc,char*argv[]){structTest{int64_tid;stringname; XTOSTRUCT_NT(Json)(O(id, name)); }; Test t;stringjson="{\"id\":123, \"name\":\"Pony\"}"; x2struct...
//nt.cpp//g++ -o t nt.cpp -std=c++11#include<iostream>#include"x2struct/x2struct.hpp"usingnamespacestd;intmain(intargc,char*argv[]) {structTest{int64_tid; string name;XTOSTRUCT_NT(Json)(O(id, name)); }; Test t; string json="{\"id\":123,\"name\":\"Pony\"}";x2struct...
11 changes: 11 additions & 0 deletions 11 include/ds_qt_utils.cpp Original file line numberDiff line numberDiff line change @@ -0,0 +1,11 @@ #include "ds_qt_utils.h" QString versionNumber2String(int v) { if (v <= 0) return "0.0.0"; int patch = v % 256; int minor = ...
在上述代码中,由于sumImage的数据类型为CV_32S,而averageImage的数据类型为CV_8U,会导致在进行除法运算时出现错误。这是因为CV_32S表示带符号的32位整数,而CV_8U表示无符号的8位整数。 要解决这个问题,需要将averageImage的数据类型修改为CV_32S: cv::MataverageImage(height,width,CV_32S); ...
+ cmd.setText( QStringLiteral("ЗДРАВСТВУЙТЕ" )); command( cmd, this, SLOT(sendGetInkeyMenu()), QSimCommand::UCS2Strings ); } @@ -887,8 +885,7 @@ void ConformanceSimApplication::GetInkeyMenu( const QSimTerminalResponse& resp ) ...
// use the qtcore tool to run this code#include<bits/stdc++.h>usingnamespacestd;intmain(){// declaring// the stringQString s;// taking input// from usercin>> s;// ok: pointerboolok;// 16 hexa baseinthexa_dec = s.toInt(&ok,16);if(!ok) {// conversion not donecout<<"Conv...