This crossword No. 12383 clues and answers were published on Mon 18 Jan 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12383 link.
All Across Clues and Answers:
1-across – Respectable : DECENT
4-across – Mary Tudor said it would be found lying in my heart : CALAIS
8-across – Haughty : PROUD
9-across – Insignificant : TRIVIAL
10-across – Full : REPLETE
11-across – Rudimentary — programming language : BASIC
12-across – Supporter of Parliament during the English Civil Wars : ROUNDHEAD
17-across – Comms code for H : HOTEL
19-across – Judicial inquiry : INQUEST
21-across – Dreamlike : SURREAL
22-across – Age so : OSAGE
23-across – Be obliged : NEEDTO
24-across – Robber : BANDIT
All Down Clues and Answers:
1-down – Go away : DEPART
2-down – Helicopter : CHOPPER
3-down – Gentle prod : NUDGE
5-down – Friendly : AMIABLE
6-down – A sail : ALIAS
7-down – Comfort in distress : SOLACE
9-down – Drill team : TREADMILL
13-down – Most unattractive : UGLIEST
14-down – One strongly opposed to change : DIEHARD
15-down – Elected : CHOSEN
16-down – Stationary : ATREST
18-down – Crisp and brief : TERSE
20-down – Allocation : QUOTA
This crossword has in total 26 where 13 are across and 13 are down.