Topic Answers Author Views
Errata in Type-Driven Development with Idris 30 Susan Harkins 2625
The final epub version of the book is set worse than MEAPv13 3 456581 434
Example from Listing 3.3 not working 0 441078 233
9.2: Hangman's MkWordState too permissive 1 jmitchell 224
Understanding 'Finished' Data Type from Ch 9 1 kmeredith 290
Listing 6.8 | unexplained "case" expression 1 jreut 295
Listing 6.8 printf handling of lone % 0 Adam Gashlin 191
Section 11.2.2 - Is run already total? 0 Micah 190
Newbie help, emacs mode, error 53? 0 461339 256
String -> Nat 5 kmeredith 860
Typo in Listing 7.6 0 Alex Gryzlov 355
Implicit arguments for TakeN view 6 Gleb Alexeyev 3003
Section 10.3.3, defining filterKeys function, step 4, case-split produce "impossible" case 0 Ilya Yanok 310
Stacktrace in Atom w. idris-language when pressing alt+crtl+a 1 Hargreaves 393
Section 9.1.3 steps 6-7 are a bit misleading 0 Ilya Yanok 248
Ex 8.3.1 Unneeded constraints 0 Ilya Yanok 239
Chapter 2 Exercise 7 3 Ozan Erdem 773
minor correction in section 13.1.1 (page 354) 0 maczniak 270
Ex.10.3.4: Error 'b is not an accessible pattern variable' when using a view for abstract data type 2 Gleb Alexeyev 321
minor correction in section 5.1.1 (page 149) 1 maczniak 303
V13 P280 fonts 0 zilinc 264
Typo on page 90 of the PDF 0 Calvin Beck 314
Syntax Highlighting! 0 409290 403
The scope and depth of this book 2 zilinc 626
Implicit Argument in 6.3.4 0 Gilbert 307
Behaviour change for Force/Delay in Idris 0.99? (Section 11.1.4, MEAP v13) 1 371392 403
Question about exercise 2, section 10.3.4 1 45417 385
Type variable name changes in section 11.1.4 (MEAP v13) 0 371392 292
Section 13.1.1, Listing 13.1, page 434 (V13) 0 434569 333
Section 12.3.3, Listing 12.23 and 12.24 (V13) 0 434569 247
interfaces and implementations (chapter 7) 0 Allan J Cooper 368
record declaration 0 Allan J Cooper 273
Tuple flattening 2 xoltar 533
SIDEBAR Colors in the REPL 0 Allan J Cooper 249
Page 122: Question regarding the "Asserting that inputs are impossible" section 1 392661 370
Possible typo in section 8.6.2 (v13) 1 371392 311
Section 5.1 "IO in Haskell and Idris" 1 Sgeo 410
Error with skeleton code for exercise 8.2.6.2 1 371392 355
Section 15.1.2, p 499 in version 13, Listing 15.1, spawn does not return Maybe PID 2 419593 424
Section 10.3.4, p 322 in version 12, The provides solution raises questions. 2 419593 410
Section 11.3.4, p362 in version 12, No solutions to exercises 2 and 3 source zip file. 0 419593 280
Version 12. non-existing section (11.44.*) referenced. 0 419593 287
Section 11.3.4, p362 in version 12, unable to find referenced section 11.46.2 0 419593 287
Section 11.1.7, p341 in version 12, Typo. 0 419593 233
Section 10.3.2, p 318 in version 12, listing shows 2 function I.s.o three. 0 419593 288
Section 10.2.4, p 312 in version 12, typo in “NOTE: The Lazy Generic Type” 0 419593 306
Section 10.2.2, p 309 in version 12, “Snoc rec” applied to too many argument 0 419593 308
Version 12. non-existing section (7.30.2) referenced. 0 419593 304
Section 6.3.7, p 202 in version 12, (Just x) next = Just (next x) 0 419593 281
Section 6.3.5, p 194 in version 12, mention that parseBySchema must not inlcude schema 1 419593 288
Section 6.1.3, p 173 in version 12, typo underscode 0 419593 279
Section 4.3.1, p 127 in version 12, Listing 4.16 pattern can’t match addToStore items 0 419593 345
Section 3.3.3, p 88 in version 12, exercise 3 is referencing non-excising section 3.14.1 0 419593 276
Section 9.1 1 Marc Petit-Huguenin 334
Chapter 15 Type-Safe Concurrent Programming 0 Hans-J. Schmid 327
Listing 5.7: The "usleep 1000000" call is a no-op on (at least) Windows x64 0 196641 328
Vending machine 1 283442 322
Update v12 0 Hans-J. Schmid 329
Chapter 12 - Monad Transformers 1 Hans-J. Schmid 414
Outlook/Overview 1 Hans-J. Schmid 341
10.1.5 Example: Merge Sort 2 Hans-J. Schmid 432
Exercise 10.3.4.2. patterns (MEAP v10) 2 Eric B 525
8.1.6 Must the = type be built-in? 5 steshaw 765
Listing 10.1 ListLast 4 steshaw 522
7.3.2 calculation via foldl 1 steshaw 375
chapter 9, section 9.2.4, p 286 (book version 10), typo in the note "Types as Abstract State" 1 Andreas Reuleaux 360
chapter 8, section 8.1.3 (Testing Equality of NatS), page 248 (book version 10): eq, not rec_eq 1 Andreas Reuleaux 403
Ex 8.2.6.1 my_plusCommutes 5 steshaw 471
Exercise 9.1.6.2 — stuck on isLast 0 steshaw 391
7.3.2 Foldable implementation 0 steshaw 307
chapter 7, beginning of section 7.1.3, p 212 (book version 9) 1 Andreas Reuleaux 374
cong 1 xoltar 443
listing 4.19 in chapter 4, p 135 (book version 9) 1 Andreas Reuleaux 351
general remark: IO examples seen so far at the end of chapter 6 (book v 9) 1 Andreas Reuleaux 393
chapter 5 (page numbers for version 9) 1 Andreas Reuleaux 375
chapter 3, section 3.2.1, p 75 in version 9, on the top: (x::xs) / (word:words) 1 Andreas Reuleaux 357
surprising behavior in listing 2.1 1 207527 424
Type Provider 1 Hans-J. Schmid 476
Position of cursor is important when using 'ctrl-alt-a' 1 bobgus 463
"can we be more.." should perhaps be: "we can be more.." 1 bobgus 427
Ambiguous length/s in caption of Fig 3.2 0 bobgus 323
Need a bit more detail on using Vim and Atom as enhanced editors for Idris 6 bobgus 703
2.2.1 `double x = x * 2` Expression Substitution Explanation is Wrong 3 372148 646
Ex 10.1.6 2 iv 485
9.1.3 Misleading instruction? 1 Hugues Chabot 491
Error in Chapter 3 wordlen_vec.idr 0 413346 353
Listing 4.15 9 286919 1567
9.1.6 exercise crucial error! 1 389710 492
warning about using refinement features while executing program in REPL 0 MichelNielsen 561
6.1.3 Sidebar Totality and Type Level Functions 1 Andre Dublin 502
Version 7 remarks 1 475
Errata: double x = x * x 1 339765 420
Typo page 179 v6 0 Andre Dublin 455
Corrupt PDF? 0 249055 383
Dependent Types and Compile Time Types 2 Adi Shavit 791
Items function in 6.3.2 1 3354 489
Listing 1.5 missing type definition for Machine (pdf ver 06 page 24) 0 392101 462
Exercise 3.3.3 0 Andre Dublin 526
typo in example under 5.3.2 1 Thomas Dziedzic 526
typo in example under 5.3.7 1 Thomas Dziedzic 519