removal of cppcheck-detected errors

Author: ddmitov

resources/app/index.html

@@ -48,7 +48,7 @@
           <ul class="dropdown-menu" role="menu" aria-labelledby="requests">
             <li><a href="http://local-pseudodomain/filesystem.html" target="iframe_a">Open Files or Folders</a></li>
             <li><a href="http://local-pseudodomain/nonexistent.html" target="iframe_a">Nonexistent File</a></li>
-            <li><a href="http://local-pseudodomain/dummy.txt" target="iframe_a">Unsupported File</a></li>
+            <li><a href="http://local-pseudodomain/dummy.txt">Unsupported File</a></li>
             <li><a href="http://local-pseudodomain/perl/noextpl" target="iframe_a">Extensionless Script</a></li>
           </ul>
         </li>
@@ -86,8 +86,8 @@
           Print<span class="caret"></span>
           </a>
           <ul class="dropdown-menu" role="menu" aria-labelledby="requests">
-            <li><a href="http://local-pseudodomain/print.function?action=preview" target="iframe_a">Print Preview</a></li>
-            <li><a href="http://local-pseudodomain/print.function?action=print" target="iframe_a">Print</a></li>
+            <li><a href="http://local-pseudodomain/print.function?action=preview">Print Preview</a></li>
+            <li><a href="http://local-pseudodomain/print.function?action=print">Print</a></li>
           </ul>
         </li>
 

src/peb.cpp

@@ -167,7 +167,6 @@ int main(int argc, char **argv)
         int pid = fork();
         if (pid < 0) {
             return 1;
-            QApplication::exit();
         }
 
         if (pid == 0) {
@@ -185,12 +184,10 @@ int main(int argc, char **argv)
                         QApplication::applicationFilePath());
             if (anotherInstance.waitForStarted(-1)) {
                 return 1;
-                QApplication::exit();
             }
         } else {
             // The parent instance should be closed now:
             return 1;
-            QApplication::exit();
         }
     }
 #endif
@@ -342,7 +339,6 @@ int main(int argc, char **argv)
     // MAIN GUI CLASSES INITIALIZATION:
     // ==============================
     QMainBrowserWindow mainWindow;
-    mainWindow.webViewWidget = new QWebViewWidget();
 
     // Application property necessary when
     // closing the main window is requested using
@@ -516,7 +512,7 @@ QFileReader::QFileReader(QString filePath)
 QMainBrowserWindow::QMainBrowserWindow(QWidget *parent)
     : QMainWindow(parent)
 {
-    // !!! No need to implement code here, but must be declared !!!
+    webViewWidget = new QWebViewWidget();
 }
 
 // ==============================

src/peb.h

@@ -64,7 +64,7 @@ class QFileReader : public QObject
     Q_OBJECT
 
 public:
-    QFileReader(QString filePath);
+    explicit QFileReader(QString filePath);
     QString fileContents;
 };
 
@@ -1071,7 +1071,7 @@ public slots:
 
         // qDebug() << QDateTime::currentMSecsSinceEpoch()
         //          << "msecs from epoch:"
-        // qDebug() << "Perl debugger raw output:" << endl
+        //          << "Perl debugger raw output:" << endl
         //          << debuggerOutput;
 
         // Formatting of Perl debugger output is started only after
@@ -1085,7 +1085,6 @@ public slots:
 
             QByteArray debuggerOutputArray;
             debuggerOutputArray.append(debuggerAccumulatedOutput.toLatin1());
-            debuggerOutputArray.append(QString("\n").toLatin1());
 
             // Clean any previous debugger output:
             debuggerAccumulatedOutput = "";