2 files changed, 9 insertions, 10 deletions
diff --git a/examples/widgets/tutorials/addressbook/part7/addressbook.cpp b/examples/widgets/tutorials/addressbook/part7/addressbook.cpp
index 45ded876a7..2953ecd7de 100644
--- a/examples/widgets/tutorials/addressbook/part7/addressbook.cpp
+++ b/examples/widgets/tutorials/addressbook/part7/addressbook.cpp
@@ -370,7 +370,6 @@ void AddressBook::loadFromFile()
 
         QDataStream in(&file);
         in.setVersion(QDataStream::Qt_4_3);
-        contacts.empty();   // empty existing contacts
         in >> contacts;
 
         QMap<QString, QString>::iterator i = contacts.begin();
@@ -422,23 +421,23 @@ void AddressBook::exportAsVCard()
 //! [export function part2]
 
 //! [export function part3]
-    out << "BEGIN:VCARD" << "\n";
-    out << "VERSION:2.1" << "\n";
-    out << "N:" << lastName << ";" << firstName << "\n";
+    out << "BEGIN:VCARD" << '\n';
+    out << "VERSION:2.1" << '\n';
+    out << "N:" << lastName << ';' << firstName << '\n';
 
     if (!nameList.isEmpty())
-       out << "FN:" << nameList.join(' ') << "\n";
+       out << "FN:" << nameList.join(' ') << '\n';
     else
-       out << "FN:" << firstName << "\n";
+       out << "FN:" << firstName << '\n';
 //! [export function part3]
 
 //! [export function part4]
     address.replace(";", "\\;", Qt::CaseInsensitive);
-    address.replace("\n", ";", Qt::CaseInsensitive);
+    address.replace('\n', ";", Qt::CaseInsensitive);
     address.replace(",", " ", Qt::CaseInsensitive);
 
-    out << "ADR;HOME:;" << address << "\n";
-    out << "END:VCARD" << "\n";
+    out << "ADR;HOME:;" << address << '\n';
+    out << "END:VCARD" << '\n';
 
     QMessageBox::information(this, tr("Export Successful"),
         tr("\"%1\" has been exported as a vCard.").arg(name));
diff --git a/examples/widgets/tutorials/modelview/5_edit/mymodel.cpp b/examples/widgets/tutorials/modelview/5_edit/mymodel.cpp
index 5eb677bb9d..c04c77772f 100644
--- a/examples/widgets/tutorials/modelview/5_edit/mymodel.cpp
+++ b/examples/widgets/tutorials/modelview/5_edit/mymodel.cpp
@@ -83,7 +83,7 @@ bool MyModel::setData(const QModelIndex & index, const QVariant & value, int rol
         {
             for(int col= 0; col < COLS; col++)
             {
-                result += m_gridData[row][col] + " ";
+                result += m_gridData[row][col] + ' ';
             }
         }
         emit editCompleted( result );