Hi all.. I would like to do this subject next year, and would like to hear your comments. Also would I be able to use C++.NET and do the examples, but of course they would work with the native libriaries, is this possible as I have played already with some examples. A lecturers opinion would also be appreciated.. Kind Regardsby sk8tzz - COS340A
Is basically two questions in one. where L = below S -> XaX | bX | XY | a X -> XbX | bS | /\ Y -> YaS | /\ From what I can see above, the language accepts all words that have atleast one 'a' or one 'b' or can be empty. (Somebody plse correct me here) 1. Write down the grammer that will produce L* (Closure) ? To me, L* is all the words in L and the emptby sk8tzz - COS301Y
Hey everybody.. Relax, this is the first year I seen Unisa not copying to well, so just CHILL. I'm sure they are having situations out of they control to deal with. Maybe if you get 49 in the exams, they will give you that one more understanding what this year has been like. Sk8tzzz..by sk8tzz - INF320E
Hi. I can do a normal CNF, but when there is an /\ I still get confused. Take last 2005 exam paper q2. S -> aXX | /\ X -> SbY | a | XYS Y -> S | abX Heres my question, I undestand that S is nullable, and Y is nullable because of S. The next step explained in the the tuts, is remove the /\ and everywhere there is an S or Y on the right hand side do a substitution. But I caby sk8tzz - COS301Y
Found it.. You use a alter table function with the AFTER or FIRST keyword. Tested it, and it works. ALTER TABLE tbl_name alter_spec [, alter_spec ...] alter_specification: ADD create_definition or ADD INDEX (index_col_name,...) or ADD PRIMARY KEY (index_col_name,...) or ADD UNIQUE (index_col_name,...) or ALTER col_name {SET DEFAULT literal | DROP DEFAUby sk8tzz - INF307H
Is anyone haveing any luck submitting assignment 3 today... I get the following script error OraOLEDB error '80040e14' ROW-00001: Cannot allocate memory /Shared/Oracle.asp, line 99 Atleast we know they using a oracle DB. behind SOL.by sk8tzz - INF320E
If your guys read the booklet provided, they say you should avoid the rush that brings down SOL by submitting earlier or use other guaranteed means. It sucks, I was late.by sk8tzz - INF207E
Yip, had the same damn problem. more the problem is when I tried converting my MS word doc to PDf, the size was greater than a meg, so guess what that was stopper as well.. Wish the lecturers allowed mailing the doc to them if it was bigger than a meg.by sk8tzz - INF206D
Can anyone explan steps to be followed when drawing a TM. for example n n-1 a b There is no clear explaination other than drawing a FA, then converting to a TM. Sk8tzzby sk8tzz - COS301Y
Whats the most amount of time for the extension from due date. This subject is not easy, taking a lot of time to understand.by sk8tzz - COS301Y
Hi.. I know how to use alter table to add a field. For example if I have a CUSTOMER TABLE like below CREATE TABLE CUSTOMER ( IDNO CHAR(22) PRIMARY KEY, NAME CHAR(60), SEX CHAR(1) NOT NULL, AGE INT NOT NULL, ADDRESS CHAR(256), CELLNO CHAR(18) ) This is an interesting question. But what if what to add a field "BIRTHDATE" in between &by sk8tzz - INF307H
On the top of my head, order by dates, select first date and last date.by sk8tzz - INF307H