Bug 48473 code and comments preference section is blank
I will atach a screen shot to demonstrate
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/NameConventionConfigurationBlock.java
fNameConventionList.doFillIntoGrid(composite, 4);
		LayoutUtil.setHorizontalSpan(fNameConventionList.getLabelControl(null), 2);
		Table table= fNameConventionList.getTableViewer().getTable();
		GridData data= (GridData)fNameConventionList.getListControl(null).getLayoutData();
		data.heightHint= SWTUtil.getTableHeightHint(table, 5);
		data.grabExcessHorizontalSpace= true;
		data.verticalAlignment= GridData.BEGINNING;
		data.grabExcessVerticalSpace= false;
		
		data= (GridData)fNameConventionList.getButtonBox(null).getLayoutData();
		data.grabExcessVerticalSpace= false;
		data.verticalAlignment= GridData.BEGINNING;
		
		fUseKeywordThisBox.doFillIntoGrid(composite, 3);
		fUseIsForBooleanGettersBox.doFillIntoGrid(composite, 3);
		fExceptionName.doFillIntoGrid(composite, 2);
		DialogField.createEmptySpace(parent);
		
		return composite;
	}
	
	/* (non-Javadoc)
	 * @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#validateSettings(java.lang.String, java.lang.String)
	 */
	protected void validateSettings(String changedKey, String newValue) {
		
	}	
	/* (non-Javadoc)
	 * @see org.eclipse.jdt.internal.ui.preferences.OptionsConfigurationBlock#updateControls()
	 */