='kw'>def</span> <span class='id identifier rubyid_insertItem'>insertItem</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='comma'>,</span> <span class='id identifier rubyid_father'>father</span><span class='comma'>,</span> <span class='id identifier rubyid_item'>item</span><span class='comma'>,</span> <span class='id identifier rubyid_notify'>notify</span><span class='op'>=</span><span class='kw'>false</span><span class='rparen'>)</span><span class='semico