/ Liren Large Software Subsidy 9 / 09.iso / e / e070 / 6.ddi / EXPLORER / SLIDES / ABSTRACT.TF

< prev

next >

MacOS 8.1

Win98

DOS

view JSON data

view as text

+--------+-------------------------+-------------------------+--------+--------+
|00000000| 46 41 53 4c 20 46 49 4c | 45 0d 0a 43 6f 70 79 72 |FASL FIL|E..Copyr|
|00000010| 69 67 68 74 20 28 63 29 | 20 31 39 38 34 20 53 61 |ight (c)| 1984 Sa|
|00000020| 6e 20 4d 61 72 63 6f 20 | 41 73 73 6f 63 69 61 74 |n Marco |Associat|
|00000030| 65 73 0d 0a 09 41 6c 6c | 20 72 69 67 68 74 73 20 |es...All| rights |
|00000040| 72 65 73 65 72 76 65 64 | 2e 0d 0a 1a ff 07 04 55 |reserved|.......U|
|00000050| 53 45 52 0e 0d 00 00 00 | 00 07 04 4c 49 53 50 0e |SER.....|...LISP.|
|00000060| 0b 01 04 53 45 54 46 07 | 0a 47 45 54 2d 4c 45 53 |...SETF.|.GET-LES|
|00000070| 53 4f 4e 0b 01 05 51 55 | 4f 54 45 07 0c 41 42 53 |SON...QU|OTE..ABS|
|00000080| 54 52 41 43 54 49 4f 4e | 53 04 10 02 04 10 02 0b |TRACTION|S.......|
|00000090| 01 05 51 55 4f 54 45 07 | 06 4c 45 53 53 4f 4e 07 |..QUOTE.|.LESSON.|
|000000a0| 0c 41 42 53 54 52 41 43 | 54 49 4f 4e 53 0b 01 04 |.ABSTRAC|TIONS...|
|000000b0| 4e 41 4d 45 07 0c 41 42 | 53 54 52 41 43 54 49 4f |NAME..AB|STRACTIO|
|000000c0| 4e 53 04 10 01 07 08 50 | 52 45 56 49 4f 55 53 07 |NS.....P|REVIOUS.|
|000000d0| 09 49 54 49 4e 45 52 41 | 52 59 04 10 01 07 04 4e |.ITINERA|RY.....N|
|000000e0| 45 58 54 07 05 42 4f 57 | 4c 53 04 10 01 07 0b 4c |EXT..BOW|LS.....L|
|000000f0| 45 53 53 4f 4e 2d 4e 41 | 4d 45 26 0b 41 62 73 74 |ESSON-NA|ME&.Abst|
|00000100| 72 61 63 74 69 6f 6e 04 | 10 01 04 10 08 07 05 53 |raction.|.......S|
|00000110| 4c 49 44 45 07 0a 45 58 | 50 4f 53 49 54 49 4f 4e |LIDE..EX|POSITION|
|00000120| 23 01 00 00 00 04 07 0a | 45 58 50 4f 53 49 54 49 |#.......|EXPOSITI|
|00000130| 4f 4e 25 4f 01 00 00 0a | 57 68 65 6e 20 79 6f 75 |ON%O....|When you|
|00000140| 20 6c 65 61 72 6e 20 61 | 6e 79 20 70 72 6f 67 72 | learn a|ny progr|
|00000150| 61 6d 6d 69 6e 67 20 6c | 61 6e 67 75 61 67 65 2c |amming l|anguage,|
|00000160| 20 79 6f 75 20 6c 65 61 | 72 6e 20 61 62 6f 75 74 | you lea|rn about|
|00000170| 20 74 77 6f 0a 74 68 69 | 6e 67 73 2c 20 64 65 66 | two.thi|ngs, def|
|00000180| 69 6e 69 6e 67 20 70 72 | 6f 63 65 64 75 72 65 73 |ining pr|ocedures|
|00000190| 20 61 6e 64 20 6d 61 6b | 69 6e 67 20 64 61 74 61 | and mak|ing data|
|000001a0| 20 6f 62 6a 65 63 74 73 | 3a 0a 0a 6f 00 04 50 52 | objects|:..o..PR|
|000001b0| 4f 43 45 44 55 52 45 53 | 20 64 65 73 63 72 69 62 |OCEDURES| describ|
|000001c0| 65 20 74 68 69 6e 67 73 | 20 74 6f 20 64 6f 2e 0a |e things| to do..|
|000001d0| 0a 6f 00 04 44 41 54 41 | 20 4f 42 4a 45 43 54 53 |.o..DATA| OBJECTS|
|000001e0| 20 61 72 65 20 74 68 69 | 6e 67 73 20 74 6f 20 64 | are thi|ngs to d|
|000001f0| 6f 20 74 68 69 6e 67 73 | 20 74 6f 2e 0a 0a 46 6f |o things| to...Fo|
|00000200| 72 20 6e 6f 76 69 63 65 | 73 2c 20 69 74 20 69 73 |r novice|s, it is|
|00000210| 20 68 65 6c 70 66 75 6c | 20 74 6f 20 74 68 69 6e | helpful| to thin|
|00000220| 6b 20 69 6e 20 74 65 72 | 6d 73 20 6f 66 20 63 6f |k in ter|ms of co|
|00000230| 6f 6b 69 6e 67 3a 0a 0a | 6f 00 04 50 72 6f 63 65 |oking:..|o..Proce|
|00000240| 64 75 72 65 73 20 61 72 | 65 20 6c 69 6b 65 20 72 |dures ar|e like r|
|00000250| 65 63 69 70 65 73 2e 0a | 0a 6f 00 04 44 61 74 61 |ecipes..|.o..Data|
|00000260| 20 6f 62 6a 65 63 74 73 | 20 61 72 65 20 6c 69 6b | objects| are lik|
|00000270| 65 20 72 65 63 69 70 65 | 20 69 6e 67 72 65 64 69 |e recipe| ingredi|
|00000280| 65 6e 74 73 2e 0a 23 0e | 00 00 00 10 01 04 27 03 |ents..#.|......'.|
|00000290| 00 00 00 2e 27 05 00 00 | 00 2e 07 05 53 4c 49 44 |....'...|....SLID|
|000002a0| 45 07 0a 45 58 50 4f 53 | 49 54 49 4f 4e 23 02 00 |E..EXPOS|ITION#..|
|000002b0| 00 00 04 07 0a 45 58 50 | 4f 53 49 54 49 4f 4e 25 |.....EXP|OSITION%|
|000002c0| 96 01 00 00 0a 54 68 65 | 20 63 6f 6f 6b 69 6e 67 |.....The| cooking|
|000002d0| 20 61 6e 61 6c 6f 67 79 | 20 68 65 6c 70 73 20 65 | analogy| helps e|
|000002e0| 78 70 6c 61 69 6e 20 77 | 68 61 74 20 79 6f 75 20 |xplain w|hat you |
|000002f0| 6c 65 61 72 6e 20 77 68 | 65 6e 20 79 6f 75 20 6c |learn wh|en you l|
|00000300| 65 61 72 6e 0a 74 6f 20 | 70 72 6f 67 72 61 6d 3a |earn.to |program:|
|00000310| 0a 0a 6f 00 04 57 68 65 | 6e 20 79 6f 75 20 6c 65 |..o..Whe|n you le|
|00000320| 61 72 6e 20 74 6f 20 63 | 6f 6f 6b 2c 20 79 6f 75 |arn to c|ook, you|
|00000330| 20 6c 65 61 72 6e 20 74 | 6f 20 63 6f 6d 62 69 6e | learn t|o combin|
|00000340| 65 20 63 6f 6f 6b 69 6e | 67 20 73 74 65 70 73 2e |e cookin|g steps.|
|00000350| 0a 0a 57 68 65 6e 20 79 | 6f 75 20 73 74 61 72 74 |..When y|ou start|
|00000360| 20 6f 75 74 20 74 6f 20 | 63 6f 6f 6b 2c 20 79 6f | out to |cook, yo|
|00000370| 75 20 6c 65 61 72 6e 20 | 61 62 6f 75 74 20 74 68 |u learn |about th|
|00000380| 65 20 62 61 73 69 63 20 | 73 74 65 70 73 20 66 69 |e basic |steps fi|
|00000390| 72 73 74 2e 0a 0a 45 76 | 65 6e 74 75 61 6c 6c 79 |rst...Ev|entually|
|000003a0| 2c 20 79 6f 75 20 6c 65 | 61 72 6e 20 74 6f 20 63 |, you le|arn to c|
|000003b0| 6f 6d 62 69 6e 65 20 62 | 61 73 69 63 20 73 74 65 |ombine b|asic ste|
|000003c0| 70 73 20 69 6e 74 6f 20 | 6d 6f 72 65 20 61 62 73 |ps into |more abs|
|000003d0| 74 72 61 63 74 0a 73 74 | 65 70 73 2e 00 02 54 68 |tract.st|eps...Th|
|000003e0| 65 20 62 61 73 69 63 20 | 73 74 65 70 73 20 62 65 |e basic |steps be|
|000003f0| 63 6f 6d 65 20 6f 75 74 | 2d 6f 66 2d 73 69 67 68 |come out|-of-sigh|
|00000400| 74 2c 20 6f 75 74 2d 6f | 66 2d 6d 69 6e 64 20 64 |t, out-o|f-mind d|
|00000410| 65 74 61 69 6c 73 2e 20 | 0a 42 65 63 61 75 73 65 |etails. |.Because|
|00000420| 20 64 65 74 61 69 6c 73 | 20 61 72 65 20 68 69 64 | details| are hid|
|00000430| 64 65 6e 2c 20 79 6f 75 | 20 63 6f 6e 63 65 6e 74 |den, you| concent|
|00000440| 72 61 74 65 20 6f 6e 20 | 68 69 67 68 2d 6c 65 76 |rate on |high-lev|
|00000450| 65 6c 20 73 74 65 70 73 | 2e 0a 23 0c 00 00 00 10 |el steps|..#.....|
|00000460| 01 04 27 03 00 00 00 2e | 27 05 00 00 00 2e 07 05 |..'.....|'.......|
|00000470| 53 4c 49 44 45 07 0a 45 | 58 50 4f 53 49 54 49 4f |SLIDE..E|XPOSITIO|
|00000480| 4e 23 03 00 00 00 04 07 | 0a 45 58 50 4f 53 49 54 |N#......|.EXPOSIT|
|00000490| 49 4f 4e 25 ac 01 00 00 | 0a 4c 65 61 72 6e 69 6e |ION%....|.Learnin|
|000004a0| 67 20 74 6f 20 70 72 6f | 67 72 61 6d 20 69 73 20 |g to pro|gram is |
|000004b0| 6c 69 6b 65 20 6c 65 61 | 72 6e 69 6e 67 20 74 6f |like lea|rning to|
|000004c0| 20 63 6f 6f 6b 2e 0a 0a | 59 6f 75 20 6c 65 61 72 | cook...|You lear|
|000004d0| 6e 20 61 62 6f 75 74 20 | 74 68 65 20 70 72 69 6d |n about |the prim|
|000004e0| 69 74 69 76 65 20 70 72 | 6f 63 65 64 75 72 65 73 |itive pr|ocedures|
|000004f0| 20 74 68 61 74 20 74 68 | 65 20 70 72 6f 67 72 61 | that th|e progra|
|00000500| 6d 6d 69 6e 67 0a 6c 61 | 6e 67 75 61 67 65 20 73 |mming.la|nguage s|
|00000510| 75 70 70 6c 69 65 73 2c | 20 6a 75 73 74 20 61 73 |upplies,| just as|
|00000520| 20 79 6f 75 20 66 69 72 | 73 74 20 6c 65 61 72 6e | you fir|st learn|
|00000530| 20 61 62 6f 75 74 20 74 | 68 65 20 62 61 73 69 63 | about t|he basic|
|00000540| 20 73 74 65 70 73 0a 69 | 6e 20 63 6f 6f 6b 69 6e | steps.i|n cookin|
|00000550| 67 2e 0a 0a 42 75 74 20 | 6d 6f 72 65 20 69 6d 70 |g...But |more imp|
|00000560| 6f 72 74 61 6e 74 6c 79 | 2c 20 79 6f 75 20 6c 65 |ortantly|, you le|
|00000570| 61 72 6e 20 68 6f 77 20 | 74 6f 20 63 6f 6d 62 69 |arn how |to combi|
|00000580| 6e 65 20 62 61 73 69 63 | 20 70 72 6f 63 65 64 75 |ne basic| procedu|
|00000590| 72 65 73 0a 69 6e 74 6f | 20 68 69 67 68 65 72 20 |res.into| higher |
|000005a0| 6c 65 76 65 6c 2c 20 6d | 6f 72 65 20 61 62 73 74 |level, m|ore abst|
|000005b0| 72 61 63 74 20 70 72 6f | 63 65 64 75 72 65 73 20 |ract pro|cedures |
|000005c0| 74 68 61 74 20 68 69 64 | 65 20 74 68 65 20 64 65 |that hid|e the de|
|000005d0| 74 61 69 6c 73 0a 6f 66 | 20 74 68 65 69 72 20 6c |tails.of| their l|
|000005e0| 6f 77 65 72 20 6c 65 76 | 65 6c 2c 20 6c 65 73 73 |ower lev|el, less|
|000005f0| 20 61 62 73 74 72 61 63 | 74 20 63 6f 6e 74 65 6e | abstrac|t conten|
|00000600| 74 73 2e 0a 0a 54 68 69 | 73 20 70 72 6f 63 65 73 |ts...Thi|s proces|
|00000610| 73 20 6f 66 20 63 6f 6d | 62 69 6e 69 6e 67 20 70 |s of com|bining p|
|00000620| 72 6f 63 65 64 75 72 65 | 73 20 69 73 20 50 52 4f |rocedure|s is PRO|
|00000630| 43 45 44 55 52 45 20 41 | 42 53 54 52 41 43 54 49 |CEDURE A|BSTRACTI|
|00000640| 4f 4e 2e 0a 23 0d 00 00 | 00 10 01 04 27 03 00 00 |ON..#...|....'...|
|00000650| 00 2e 27 05 00 00 00 2e | 07 05 53 4c 49 44 45 07 |..'.....|..SLIDE.|
|00000660| 0a 45 58 50 4f 53 49 54 | 49 4f 4e 23 04 00 00 00 |.EXPOSIT|ION#....|
|00000670| 04 07 0a 45 58 50 4f 53 | 49 54 49 4f 4e 25 07 02 |...EXPOS|ITION%..|
|00000680| 00 00 0a 54 68 65 72 65 | 20 69 73 20 73 74 69 6c |...There| is stil|
|00000690| 6c 20 61 6e 6f 74 68 65 | 72 20 77 61 79 20 74 68 |l anothe|r way th|
|000006a0| 61 74 20 74 68 65 20 63 | 6f 6f 6b 69 6e 67 20 61 |at the c|ooking a|
|000006b0| 6e 61 6c 6f 67 79 20 68 | 65 6c 70 73 20 65 78 70 |nalogy h|elps exp|
|000006c0| 6c 61 69 6e 0a 77 68 61 | 74 20 79 6f 75 20 6c 65 |lain.wha|t you le|
|000006d0| 61 72 6e 20 77 68 65 6e | 20 79 6f 75 20 6c 65 61 |arn when| you lea|
|000006e0| 72 6e 20 74 6f 20 70 72 | 6f 67 72 61 6d 3a 0a 0a |rn to pr|ogram:..|
|000006f0| 6f 00 04 57 68 65 6e 20 | 79 6f 75 20 6c 65 61 72 |o..When |you lear|
|00000700| 6e 20 74 6f 20 63 6f 6f | 6b 2c 20 79 6f 75 20 6c |n to coo|k, you l|
|00000710| 65 61 72 6e 20 74 6f 20 | 63 6f 6d 62 69 6e 65 20 |earn to |combine |
|00000720| 69 6e 67 72 65 64 69 65 | 6e 74 73 2e 0a 0a 57 68 |ingredie|nts...Wh|
|00000730| 65 6e 20 79 6f 75 20 62 | 65 67 69 6e 20 74 6f 20 |en you b|egin to |
|00000740| 6c 65 61 72 6e 20 74 6f | 20 63 6f 6f 6b 2c 20 79 |learn to| cook, y|
|00000750| 6f 75 20 6c 65 61 72 6e | 20 61 62 6f 75 74 20 76 |ou learn| about v|
|00000760| 65 67 65 74 61 62 6c 65 | 73 2c 0a 6d 65 61 74 73 |egetable|s,.meats|
|00000770| 2c 20 61 6e 64 20 64 61 | 69 72 79 20 69 74 65 6d |, and da|iry item|
|00000780| 73 2e 0a 0a 4c 61 74 65 | 72 20 6f 6e 2c 20 79 6f |s...Late|r on, yo|
|00000790| 75 20 74 61 6c 6b 20 6f | 66 20 63 6f 6d 62 69 6e |u talk o|f combin|
|000007a0| 69 6e 67 20 73 74 6f 63 | 6b 73 20 61 6e 64 20 73 |ing stoc|ks and s|
|000007b0| 61 75 63 65 73 2c 20 61 | 73 20 69 66 20 74 68 65 |auces, a|s if the|
|000007c0| 79 0a 77 65 72 65 20 70 | 75 72 65 20 69 6e 67 72 |y.were p|ure ingr|
|000007d0| 65 64 69 65 6e 74 73 2c | 20 65 76 65 6e 20 74 68 |edients,| even th|
|000007e0| 6f 75 67 68 20 74 68 65 | 79 20 61 72 65 20 74 68 |ough the|y are th|
|000007f0| 65 6d 73 65 6c 76 65 73 | 20 6d 61 64 65 20 6f 66 |emselves| made of|
|00000800| 0a 6d 61 6e 79 20 74 68 | 69 6e 67 73 2e 0a 0a 44 |.many th|ings...D|
|00000810| 65 74 61 69 6c 73 20 61 | 72 65 20 73 75 70 72 65 |etails a|re supre|
|00000820| 73 73 65 64 2c 20 61 6c | 6c 6f 77 69 6e 67 20 79 |ssed, al|lowing y|
|00000830| 6f 75 20 74 6f 20 63 6f | 6e 63 65 6e 74 72 61 74 |ou to co|ncentrat|
|00000840| 65 20 6f 6e 20 74 68 65 | 20 6d 6f 72 65 0a 65 78 |e on the| more.ex|
|00000850| 63 69 74 69 6e 67 20 63 | 6f 6d 62 69 6e 61 74 69 |citing c|ombinati|
|00000860| 6f 6e 20 69 73 73 75 65 | 73 20 61 74 20 61 20 6c |on issue|s at a l|
|00000870| 65 76 65 6c 20 63 6c 6f | 73 65 72 20 74 6f 20 74 |evel clo|ser to t|
|00000880| 68 65 20 6d 65 61 6c 2e | 0a 23 10 00 00 00 10 01 |he meal.|.#......|
|00000890| 04 27 03 00 00 00 2e 27 | 05 00 00 00 2e 07 05 53 |.'.....'|.......S|
|000008a0| 4c 49 44 45 07 0a 45 58 | 50 4f 53 49 54 49 4f 4e |LIDE..EX|POSITION|
|000008b0| 23 05 00 00 00 04 07 0a | 45 58 50 4f 53 49 54 49 |#.......|EXPOSITI|
|000008c0| 4f 4e 25 c1 01 00 00 0a | 41 67 61 69 6e 2c 20 6c |ON%.....|Again, l|
|000008d0| 65 61 72 6e 69 6e 67 20 | 74 6f 20 70 72 6f 67 72 |earning |to progr|
|000008e0| 61 6d 20 69 73 20 6c 69 | 6b 65 20 6c 65 61 72 6e |am is li|ke learn|
|000008f0| 69 6e 67 20 74 6f 20 63 | 6f 6f 6b 2e 0a 0a 59 6f |ing to c|ook...Yo|
|00000900| 75 20 6c 65 61 72 6e 20 | 61 62 6f 75 74 20 74 68 |u learn |about th|
|00000910| 65 20 70 72 69 6d 69 74 | 69 76 65 20 64 61 74 61 |e primit|ive data|
|00000920| 20 6f 62 6a 65 63 74 73 | 20 74 68 61 74 20 74 68 | objects| that th|
|00000930| 65 20 70 72 6f 67 72 61 | 6d 6d 69 6e 67 0a 6c 61 |e progra|mming.la|
|00000940| 6e 67 75 61 67 65 20 73 | 75 70 70 6c 69 65 73 2c |nguage s|upplies,|
|00000950| 20 6a 75 73 74 20 61 73 | 20 79 6f 75 20 6c 65 61 | just as| you lea|
|00000960| 72 6e 20 61 62 6f 75 74 | 20 74 68 65 20 72 61 77 |rn about| the raw|
|00000970| 20 69 6e 67 72 65 64 69 | 65 6e 74 73 0a 74 68 61 | ingredi|ents.tha|
|00000980| 74 20 67 6f 20 69 6e 74 | 6f 20 72 65 63 69 70 65 |t go int|o recipe|
|00000990| 73 2e 0a 0a 42 75 74 20 | 6d 6f 72 65 20 69 6d 70 |s...But |more imp|
|000009a0| 6f 72 74 61 6e 74 6c 79 | 2c 20 79 6f 75 20 6c 65 |ortantly|, you le|
|000009b0| 61 72 6e 20 68 6f 77 20 | 74 6f 20 63 6f 6d 62 69 |arn how |to combi|
|000009c0| 6e 65 20 65 78 69 73 74 | 69 6e 67 20 64 61 74 61 |ne exist|ing data|
|000009d0| 0a 6f 62 6a 65 63 74 73 | 20 69 6e 74 6f 20 68 69 |.objects| into hi|
|000009e0| 67 68 65 72 20 6c 65 76 | 65 6c 2c 20 6d 6f 72 65 |gher lev|el, more|
|000009f0| 20 61 62 73 74 72 61 63 | 74 20 64 61 74 61 20 6f | abstrac|t data o|
|00000a00| 62 6a 65 63 74 73 20 74 | 68 61 74 20 68 69 64 65 |bjects t|hat hide|
|00000a10| 0a 74 68 65 20 64 65 74 | 61 69 6c 73 20 6f 66 20 |.the det|ails of |
|00000a20| 74 68 65 69 72 20 6c 6f | 77 65 72 20 6c 65 76 65 |their lo|wer leve|
|00000a30| 6c 2c 20 6c 65 73 73 20 | 61 62 73 74 72 61 63 74 |l, less |abstract|
|00000a40| 20 63 6f 6e 74 65 6e 74 | 73 2e 0a 0a 54 68 69 73 | content|s...This|
|00000a50| 20 70 72 6f 63 65 73 73 | 20 6f 66 20 63 6f 6d 62 | process| of comb|
|00000a60| 69 6e 69 6e 67 20 64 61 | 74 61 20 6f 62 6a 65 63 |ining da|ta objec|
|00000a70| 74 73 20 69 73 20 44 41 | 54 41 20 41 42 53 54 52 |ts is DA|TA ABSTR|
|00000a80| 41 43 54 49 4f 4e 2e 0a | 23 0d 00 00 00 10 01 04 |ACTION..|#.......|
|00000a90| 27 03 00 00 00 2e 27 05 | 00 00 00 2e 07 05 53 4c |'.....'.|......SL|
|00000aa0| 49 44 45 07 0a 45 58 50 | 4f 53 49 54 49 4f 4e 23 |IDE..EXP|OSITION#|
|00000ab0| 06 00 00 00 04 07 0a 45 | 58 50 4f 53 49 54 49 4f |.......E|XPOSITIO|
|00000ac0| 4e 25 39 02 00 00 0a 52 | 65 6d 65 6d 62 65 72 20 |N%9....R|emember |
|00000ad0| 2e 2e 2e 0a 0a 6f 00 04 | 50 52 4f 43 45 44 55 52 |.....o..|PROCEDUR|
|00000ae0| 45 20 41 42 53 54 52 41 | 43 54 49 4f 4e 20 69 73 |E ABSTRA|CTION is|
|00000af0| 20 61 62 6f 75 74 20 63 | 6f 6d 62 69 6e 69 6e 67 | about c|ombining|
|00000b00| 20 65 78 69 73 74 69 6e | 67 20 70 72 6f 63 65 64 | existin|g proced|
|00000b10| 75 72 65 73 0a 00 05 69 | 6e 74 6f 20 68 69 67 68 |ures...i|nto high|
|00000b20| 65 72 20 6c 65 76 65 6c | 2c 20 6d 6f 72 65 20 61 |er level|, more a|
|00000b30| 62 73 74 72 61 63 74 20 | 70 72 6f 63 65 64 75 72 |bstract |procedur|
|00000b40| 65 73 20 74 68 61 74 20 | 68 69 64 65 20 74 68 65 |es that |hide the|
|00000b50| 0a 00 05 64 65 74 61 69 | 6c 73 20 6f 66 20 74 68 |...detai|ls of th|
|00000b60| 65 69 72 20 6c 6f 77 65 | 72 20 6c 65 76 65 6c 2c |eir lowe|r level,|
|00000b70| 20 6c 65 73 73 20 61 62 | 73 74 72 61 63 74 20 63 | less ab|stract c|
|00000b80| 6f 6e 74 65 6e 74 73 2e | 0a 0a 00 05 45 78 61 6d |ontents.|....Exam|
|00000b90| 70 6c 65 3a 00 02 42 61 | 6b 69 6e 67 20 62 72 65 |ple:..Ba|king bre|
|00000ba0| 61 64 20 69 6e 76 6f 6c | 76 65 73 20 6d 61 6e 79 |ad invol|ves many|
|00000bb0| 20 6c 65 73 73 20 61 62 | 73 74 72 61 63 74 0a 00 | less ab|stract..|
|00000bc0| 0f 73 74 65 70 73 20 6c | 69 6b 65 20 73 69 66 74 |.steps l|ike sift|
|00000bd0| 69 6e 67 2c 20 6d 69 78 | 69 6e 67 2c 20 61 6e 64 |ing, mix|ing, and|
|00000be0| 20 6b 6e 65 61 64 69 6e | 67 2e 0a 0a 6f 00 04 44 | kneadin|g...o..D|
|00000bf0| 41 54 41 20 41 42 53 54 | 52 41 43 54 49 4f 4e 20 |ATA ABST|RACTION |
|00000c00| 69 73 20 61 62 6f 75 74 | 20 63 6f 6d 62 69 6e 69 |is about| combini|
|00000c10| 6e 67 20 65 78 69 73 74 | 69 6e 67 20 64 61 74 61 |ng exist|ing data|
|00000c20| 20 6f 62 6a 65 63 74 73 | 0a 00 05 69 6e 74 6f 20 | objects|...into |
|00000c30| 68 69 67 68 65 72 20 6c | 65 76 65 6c 2c 20 6d 6f |higher l|evel, mo|
|00000c40| 72 65 20 61 62 73 74 72 | 61 63 74 20 64 61 74 61 |re abstr|act data|
|00000c50| 20 6f 62 6a 65 63 74 73 | 20 74 68 61 74 20 68 69 | objects| that hi|
|00000c60| 64 65 20 74 68 65 0a 00 | 05 64 65 74 61 69 6c 73 |de the..|.details|
|00000c70| 20 6f 66 20 74 68 65 69 | 72 20 6c 6f 77 65 72 20 | of thei|r lower |
|00000c80| 6c 65 76 65 6c 2c 20 6c | 65 73 73 20 61 62 73 74 |level, l|ess abst|
|00000c90| 72 61 63 74 20 63 6f 6e | 74 65 6e 74 73 2e 0a 0a |ract con|tents...|
|00000ca0| 00 05 45 78 61 6d 70 6c | 65 3a 00 02 53 61 75 63 |..Exampl|e:..Sauc|
|00000cb0| 65 73 20 63 6f 6e 74 61 | 69 6e 20 6d 61 6e 79 20 |es conta|in many |
|00000cc0| 6c 65 73 73 20 61 62 73 | 74 72 61 63 74 20 69 6e |less abs|tract in|
|00000cd0| 67 72 65 64 69 65 6e 74 | 73 20 6c 69 6b 65 0a 00 |gredient|s like..|
|00000ce0| 0f 62 75 74 74 65 72 2c | 20 63 72 65 61 6d 2c 20 |.butter,| cream, |
|00000cf0| 61 6e 64 20 73 65 61 73 | 6f 6e 69 6e 67 73 2e 23 |and seas|onings.#|
|00000d00| 10 00 00 00 10 01 04 27 | 03 00 00 00 2e 27 05 00 |.......'|.....'..|
|00000d10| 00 00 2e 27 06 00 00 00 | 04 27 05 00 00 00 2e 04 |...'....|.'......|
|00000d20| 10 02 04 10 03 36 0b 01 | 04 53 45 54 46 07 15 2a |.....6..|.SETF..*|
|00000d30| 4c 41 53 54 2d 4c 4f 41 | 44 45 44 2d 4c 45 53 53 |LAST-LOA|DED-LESS|
|00000d40| 4f 4e 53 2a 0b 01 05 51 | 55 4f 54 45 07 0c 41 42 |ONS*...Q|UOTE..AB|
|00000d50| 53 54 52 41 43 54 49 4f | 4e 53 04 10 01 04 10 02 |STRACTIO|NS......|
|00000d60| 04 10 03 36 40          |                         |...6@   |        |
+--------+-------------------------+-------------------------+--------+--------+