And be it further enacted, That whenever, from any cause, it District Attormay be impossible for the district attorney to attend at court, it shall be **3; gggtifftgs his duty to see that an meet and proper person, learned in the law, residing Fu Cm-mm cases, as near the place where the court is held as possible, does attend to such business as may appcrtain to the duties of his office, and in all