Convert to range-based for loop

src/gui/properties/trackerlistwidget.cpp

@@ -466,8 +466,7 @@ void TrackerListWidget::editSelectedTracker()
 
     QList<BitTorrent::TrackerEntry> trackers = torrent->trackers();
     bool match = false;
-    for (int i = 0; i < trackers.size(); ++i) {
+    for (auto &entry : trackers) {
-        BitTorrent::TrackerEntry &entry = trackers[i];
         if (newTrackerURL == QUrl(entry.url())) {
             QMessageBox::warning(this, tr("Tracker editing failed"), tr("The tracker URL already exists."));
             return;

src/webui/webapplication.cpp

@@ -509,13 +509,9 @@ QString WebApplication::generateSid() const
     QString sid;
 
     do {
-        const size_t size = 6;
+        const quint32 tmp[] = {Utils::Random::rand(), Utils::Random::rand(), Utils::Random::rand()
-        quint32 tmp[size];
+                , Utils::Random::rand(), Utils::Random::rand(), Utils::Random::rand()};
-
+        sid = QByteArray::fromRawData(reinterpret_cast<const char *>(tmp), sizeof(tmp)).toBase64();
-        for (size_t i = 0; i < size; ++i)
-            tmp[i] = Utils::Random::rand();
-
-        sid = QByteArray::fromRawData(reinterpret_cast<const char *>(tmp), sizeof(quint32) * size).toBase64();
     }
     while (m_sessions.contains(sid));