Bug 69737 [Dialogs] New folder dialog is too tall
File > New > Folder I can see only the top half of the textbox 'Folder Name'. When I resize by means of the mouse cursor, it becomes normal.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/ResourceAndContainerGroup.java
.getString("ResourceGroup.nameExists"); 
            return false;
        }
        return true;
    }
    /**
     * Returns a <code>boolean</code> indicating whether the resource name rep-
     * resents a valid resource name in the workbench.  An error message is stored
     * for future reference if the name does not represent a valid resource name.
     *
     * @return <code>boolean</code> indicating validity of the resource name
     */
    protected boolean validateResourceName() {
        String resourceName = resourceNameField.getText();
        if (resourceName.equals("")) {
            problemType = PROBLEM_RESOURCE_EMPTY;
            problemMessage = IDEWorkbenchMessages.format(
                    "ResourceGroup.emptyName", new Object[] { resourceType }); 
            return false;
        }
        if (!(new Path("")).isValidSegment(resourceName)) { 
            problemType = PROBLEM_NAME_INVALID;
            problemMessage = IDEWorkbenchMessages
                    .format(
                            "ResourceGroup.invalidFilename", new String[] { resourceName }); 
            return false;
        }
        return true;
    }
}