public Instagram byTag(String tag, boolean exactMatch) {
        addResource(Type.TAG, tag, -1, -1, -1, exactMatch, null);
        return this;
    }
public Instagram byTag ( String tag , boolean exactMatch ) { addResource ( Type . TAG , tag , - 1 , - 1 , - 1 , exactMatch , null ) ; return this ; }
/*
Adds a resource by tag

@param tag        the tag, e.g cat
@param exactMatch true when a tag must be an exact match or false when the tag should match the instragram tag
search behaviour
@return this