-tn0015.txt How to add new bitmaps to wxWindows UI elements
-tn0016.txt How to add new files and libraries to wxWindows build system (Bakefile)
-tn0017.txt How to write unit tests for wxWindows classes
-tn0018.txt How to add a new font encoding/charset to wxWindows?
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+tn0015.txt How to add new bitmaps to wxWidgets UI elements
+tn0016.txt How to add new files and libraries to wxWidgets build system (Bakefile)
+tn0017.txt How to write unit tests for wxWidgets classes
+tn0018.txt How to add a new font encoding/charset to wxWidgets
+tn0019.txt Special notes about writing wxMSW code
+tn0020.txt Binary compatibility and wxWidgets
+tn0021.txt How to add a new wxUSE_XXX preprocessor constant
+tn0022.txt Working with the wxWidgets release system
+tn0023.txt Adding a new app/screenshot to the wxWidgets.org front page
+tn0024.txt How to add a new XRC handler