The 16-year-old suffered fatal injuries and was rushed to the Mater Hospital but was later pronounced dead.
The secondary schoolboy cannot now be identified due to a court order based on a recent ruling prohibiting the news media from identifying deceased child victims.
However, today when the case came before Dublin District Court, the presiding judge extended anonymity to the adult accused despite pleas from the media to set out the basis for that decision.
The man, who is in his mid-thirties, was charged on this afternoon and brought to appear before Judge John Campbell at Dublin District Court.
The accused, a foreign national who has lived in Dublin for several years, was charged with murder of the boy and production of a knife during a dispute.