diff --git a/Applications/DataExplorer/VtkVis/VtkVisPipelineView.cpp b/Applications/DataExplorer/VtkVis/VtkVisPipelineView.cpp
index 760f5ab042ef10eb3783a23897aa79cd0f2efce7..47c30c7e9dd4da6648eaf274b56351bc448d580b 100644
--- a/Applications/DataExplorer/VtkVis/VtkVisPipelineView.cpp
+++ b/Applications/DataExplorer/VtkVis/VtkVisPipelineView.cpp
@@ -80,7 +80,7 @@ void VtkVisPipelineView::contextMenuEvent( QContextMenuEvent* event )
         int objectType = item->algorithm()->GetOutputDataObject(0)->GetDataObjectType();
         VtkAlgorithmProperties* vtkProps = item->getVtkProperties();
         bool isSourceItem =
-                (this->selectionModel()->currentIndex().parent().isValid()) ? 0 : 1;
+            !(this->selectionModel()->currentIndex().parent().isValid());
 
         QMenu menu;
         QAction* addFilterAction = menu.addAction("Add filter...");
diff --git a/GeoLib/IO/XmlIO/Qt/XmlGmlInterface.cpp b/GeoLib/IO/XmlIO/Qt/XmlGmlInterface.cpp
index 2fef80291b74f8e5177ca64a001df7b0c77d5297..efb893fb60eacb46811298493c2f99d024df316f 100644
--- a/GeoLib/IO/XmlIO/Qt/XmlGmlInterface.cpp
+++ b/GeoLib/IO/XmlIO/Qt/XmlGmlInterface.cpp
@@ -364,13 +364,13 @@ bool XmlGmlInterface::write()
         else
         {
             ERR("XmlGmlInterface::write(): Point vector is empty, abort writing geometry.");
-            return 0;
+            return false;
         }
     }
     else
     {
         ERR("XmlGmlInterface::write(): No point vector found, abort writing geometry.");
-        return 0;
+        return false;
     }
 
     // POLYLINES
diff --git a/GeoLib/IO/XmlIO/Qt/XmlStnInterface.cpp b/GeoLib/IO/XmlIO/Qt/XmlStnInterface.cpp
index 6f73cb03ae39b9a2a959742d1c37ceb629d0685a..22d2facf479691398f5e5b096af38eb10a2ee788 100644
--- a/GeoLib/IO/XmlIO/Qt/XmlStnInterface.cpp
+++ b/GeoLib/IO/XmlIO/Qt/XmlStnInterface.cpp
@@ -200,7 +200,7 @@ bool XmlStnInterface::write()
     if (this->_exportName.empty())
     {
         ERR("XmlStnInterface::write(): No station list specified.");
-        return 0;
+        return false;
     }
 
     _out << "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n"; // xml definition