diff --git a/src/DbStructureModel.cpp b/src/DbStructureModel.cpp
index ddf4671f..7d4e6f55 100644
--- a/src/DbStructureModel.cpp
+++ b/src/DbStructureModel.cpp
@@ -9,7 +9,8 @@
 #include <QApplication>
 
 DbStructureModel::DbStructureModel(QObject* parent)
-    : QAbstractItemModel(parent)
+    : QAbstractItemModel(parent),
+      m_db(0)
 {
     // Create root item and use its columns to store the header strings
     QStringList header;
diff --git a/src/ImportCsvDialog.cpp b/src/ImportCsvDialog.cpp
index 1ec5fe75..2f3b75fe 100644
--- a/src/ImportCsvDialog.cpp
+++ b/src/ImportCsvDialog.cpp
@@ -82,7 +82,7 @@ void rollback(
 class CSVImportProgress : public CSVProgress
 {
 public:
-    CSVImportProgress(size_t filesize)
+    explicit CSVImportProgress(size_t filesize)
     {
         m_pProgressDlg = new QProgressDialog(
                     QObject::tr("Decoding CSV file..."),
diff --git a/src/MainWindow.h b/src/MainWindow.h
index d2bab34c..3e97d696 100644
--- a/src/MainWindow.h
+++ b/src/MainWindow.h
@@ -27,7 +27,7 @@ class MainWindow : public QMainWindow
     Q_OBJECT
 
 public:
-    MainWindow(QWidget* parent = 0);
+    explicit MainWindow(QWidget* parent = 0);
     ~MainWindow();
 
     DBBrowserDB* getDb() { return &db; }
diff --git a/src/csvparser.cpp b/src/csvparser.cpp
index 80605261..414da0ab 100644
--- a/src/csvparser.cpp
+++ b/src/csvparser.cpp
@@ -8,6 +8,7 @@ CSVParser::CSVParser(bool trimfields, const QChar& fieldseparator, const QChar&
     , m_cFieldSeparator(fieldseparator)
     , m_cQuoteChar(quotechar)
     , m_pCSVProgress(0)
+    , m_nColumns(0)
     , m_nBufferSize(4096)
 {
 }
diff --git a/src/sqlitedb.cpp b/src/sqlitedb.cpp
index 1e73861b..3394864b 100644
--- a/src/sqlitedb.cpp
+++ b/src/sqlitedb.cpp
@@ -1015,20 +1015,6 @@ bool DBBrowserDB::renameTable(const QString& from_table, const QString& to_table
     }
 }
 
-QStringList DBBrowserDB::getBrowsableObjectNames() const
-{
-    objectMap::ConstIterator it;
-    QStringList res;
-
-    for(it=objMap.begin();it!=objMap.end();++it)
-    {
-        if(it.key() == "table" || it.key() == "view")
-            res.append(it.value().getname());
-    }
-
-    return res;
-}
-
 objectMap DBBrowserDB::getBrowsableObjects() const
 {
     objectMap::ConstIterator it;
diff --git a/src/sqlitedb.h b/src/sqlitedb.h
index 0bd01923..e40d8a63 100644
--- a/src/sqlitedb.h
+++ b/src/sqlitedb.h
@@ -43,7 +43,7 @@ class DBBrowserDB : public QObject
     Q_OBJECT
 
 public:
-    explicit DBBrowserDB () : _db( 0 ) {}
+    explicit DBBrowserDB () : _db(0), isEncrypted(false) {}
     virtual ~DBBrowserDB (){}
     bool open ( const QString & db);
     bool attach(const QString& filename, QString attach_as = "");
@@ -102,7 +102,6 @@ public:
      */
     bool renameColumn(const QString& tablename, const QString& name, sqlb::FieldPtr to, int move = 0);
 
-    QStringList getBrowsableObjectNames() const;
     objectMap getBrowsableObjects() const;
     DBBrowserObject getObjectByName(const QString& name) const;
     bool isOpen() const;
diff --git a/src/sqlitetablemodel.cpp b/src/sqlitetablemodel.cpp
index 7aa2227d..9abdc824 100644
--- a/src/sqlitetablemodel.cpp
+++ b/src/sqlitetablemodel.cpp
@@ -510,7 +510,7 @@ QStringList SqliteTableModel::getColumns(const QString& sQuery, QVector<int>& fi
     QStringList listColumns;
     if(SQLITE_OK == status)
     {
-        status = sqlite3_step(stmt);
+        sqlite3_step(stmt);
         int columns = sqlite3_data_count(stmt);
         for(int i = 0; i < columns; ++i)
         {
diff --git a/src/sqlitetypes.h b/src/sqlitetypes.h
index c33f443d..b3269efd 100644
--- a/src/sqlitetypes.h
+++ b/src/sqlitetypes.h
@@ -107,7 +107,7 @@ typedef QVector< FieldPtr > FieldVector;
 class Table
 {
 public:
-    Table(const QString& name): m_name(name), m_rowidColumn("_rowid_") {}
+    explicit Table(const QString& name): m_name(name), m_rowidColumn("_rowid_") {}
     virtual ~Table();
 
     void setName(const QString& name) { m_name = name; }
@@ -167,7 +167,7 @@ private:
 class CreateTableWalker
 {
 public:
-    CreateTableWalker(antlr::RefAST r)
+    explicit CreateTableWalker(antlr::RefAST r)
         : m_root(r)
         , m_bModifySupported(true)
     {}