Topic Answers Author Views
Errata in Type-Driven Development with Idris 29 Susan Harkins 1812
Example from Listing 3.3 not working 0 441078 160
9.2: Hangman's MkWordState too permissive 1 jmitchell 163
Understanding 'Finished' Data Type from Ch 9 1 kmeredith 203
Listing 6.8 | unexplained "case" expression 1 jreut 213
Listing 6.8 printf handling of lone % 0 Adam Gashlin 127
Section 11.2.2 - Is run already total? 0 Micah 118
Newbie help, emacs mode, error 53? 0 461339 188
String -> Nat 5 kmeredith 761
Typo in Listing 7.6 0 Alex Gryzlov 277
The final epub version of the book is set worse than MEAPv13 1 456581 307
Implicit arguments for TakeN view 6 Gleb Alexeyev 2162
Section 10.3.3, defining filterKeys function, step 4, case-split produce "impossible" case 0 Ilya Yanok 244
Stacktrace in Atom w. idris-language when pressing alt+crtl+a 1 Hargreaves 292
Section 9.1.3 steps 6-7 are a bit misleading 0 Ilya Yanok 182
Ex 8.3.1 Unneeded constraints 0 Ilya Yanok 182
Chapter 2 Exercise 7 3 Ozan Erdem 684
minor correction in section 13.1.1 (page 354) 0 maczniak 198
Ex.10.3.4: Error 'b is not an accessible pattern variable' when using a view for abstract data type 2 Gleb Alexeyev 255
minor correction in section 5.1.1 (page 149) 1 maczniak 251
V13 P280 fonts 0 zilinc 210
Typo on page 90 of the PDF 0 Calvin Beck 260
Syntax Highlighting! 0 409290 351
The scope and depth of this book 2 zilinc 536
Implicit Argument in 6.3.4 0 Gilbert 248
Behaviour change for Force/Delay in Idris 0.99? (Section 11.1.4, MEAP v13) 1 371392 329
Question about exercise 2, section 10.3.4 1 45417 324
Type variable name changes in section 11.1.4 (MEAP v13) 0 371392 230
Section 13.1.1, Listing 13.1, page 434 (V13) 0 434569 274
Section 12.3.3, Listing 12.23 and 12.24 (V13) 0 434569 194
interfaces and implementations (chapter 7) 0 Allan J Cooper 304
record declaration 0 Allan J Cooper 219
Tuple flattening 2 xoltar 451
SIDEBAR Colors in the REPL 0 Allan J Cooper 196
Page 122: Question regarding the "Asserting that inputs are impossible" section 1 392661 302
Possible typo in section 8.6.2 (v13) 1 371392 268
Section 5.1 "IO in Haskell and Idris" 1 Sgeo 344
Error with skeleton code for exercise 8.2.6.2 1 371392 278
Section 15.1.2, p 499 in version 13, Listing 15.1, spawn does not return Maybe PID 2 419593 353
Section 10.3.4, p 322 in version 12, The provides solution raises questions. 2 419593 362
Section 11.3.4, p362 in version 12, No solutions to exercises 2 and 3 source zip file. 0 419593 208
Version 12. non-existing section (11.44.*) referenced. 0 419593 233
Section 11.3.4, p362 in version 12, unable to find referenced section 11.46.2 0 419593 236
Section 11.1.7, p341 in version 12, Typo. 0 419593 179
Section 10.3.2, p 318 in version 12, listing shows 2 function I.s.o three. 0 419593 224
Section 10.2.4, p 312 in version 12, typo in “NOTE: The Lazy Generic Type” 0 419593 244
Section 10.2.2, p 309 in version 12, “Snoc rec” applied to too many argument 0 419593 246
Version 12. non-existing section (7.30.2) referenced. 0 419593 253
Section 6.3.7, p 202 in version 12, (Just x) next = Just (next x) 0 419593 225
Section 6.3.5, p 194 in version 12, mention that parseBySchema must not inlcude schema 1 419593 242
Section 6.1.3, p 173 in version 12, typo underscode 0 419593 217
Section 4.3.1, p 127 in version 12, Listing 4.16 pattern can’t match addToStore items 0 419593 277
Section 3.3.3, p 88 in version 12, exercise 3 is referencing non-excising section 3.14.1 0 419593 222
Section 9.1 1 Marc Petit-Huguenin 289
Chapter 15 Type-Safe Concurrent Programming 0 Hans-J. Schmid 281
Listing 5.7: The "usleep 1000000" call is a no-op on (at least) Windows x64 0 196641 257
Vending machine 1 283442 270
Update v12 0 Hans-J. Schmid 269
Chapter 12 - Monad Transformers 1 Hans-J. Schmid 362
Outlook/Overview 1 Hans-J. Schmid 300
10.1.5 Example: Merge Sort 2 Hans-J. Schmid 374
Exercise 10.3.4.2. patterns (MEAP v10) 2 Eric B 451
8.1.6 Must the = type be built-in? 5 steshaw 643
Listing 10.1 ListLast 4 steshaw 441
7.3.2 calculation via foldl 1 steshaw 317
chapter 9, section 9.2.4, p 286 (book version 10), typo in the note "Types as Abstract State" 1 Andreas Reuleaux 311
chapter 8, section 8.1.3 (Testing Equality of NatS), page 248 (book version 10): eq, not rec_eq 1 Andreas Reuleaux 324
Ex 8.2.6.1 my_plusCommutes 5 steshaw 376
Exercise 9.1.6.2 — stuck on isLast 0 steshaw 313
7.3.2 Foldable implementation 0 steshaw 258
chapter 7, beginning of section 7.1.3, p 212 (book version 9) 1 Andreas Reuleaux 317
cong 1 xoltar 358
listing 4.19 in chapter 4, p 135 (book version 9) 1 Andreas Reuleaux 309
general remark: IO examples seen so far at the end of chapter 6 (book v 9) 1 Andreas Reuleaux 337
chapter 5 (page numbers for version 9) 1 Andreas Reuleaux 307
chapter 3, section 3.2.1, p 75 in version 9, on the top: (x::xs) / (word:words) 1 Andreas Reuleaux 312
surprising behavior in listing 2.1 1 207527 347
Type Provider 1 Hans-J. Schmid 420
Position of cursor is important when using 'ctrl-alt-a' 1 bobgus 401
"can we be more.." should perhaps be: "we can be more.." 1 bobgus 358
Ambiguous length/s in caption of Fig 3.2 0 bobgus 274
Need a bit more detail on using Vim and Atom as enhanced editors for Idris 6 bobgus 575
2.2.1 `double x = x * 2` Expression Substitution Explanation is Wrong 3 372148 581
Ex 10.1.6 2 iv 415
9.1.3 Misleading instruction? 1 Hugues Chabot 394
Error in Chapter 3 wordlen_vec.idr 0 413346 296
Listing 4.15 9 286919 1412
9.1.6 exercise crucial error! 1 389710 426
warning about using refinement features while executing program in REPL 0 MichelNielsen 478
6.1.3 Sidebar Totality and Type Level Functions 1 Andre Dublin 422
Version 7 remarks 1 409
Errata: double x = x * x 1 339765 357
Typo page 179 v6 0 Andre Dublin 369
Corrupt PDF? 0 249055 329
Dependent Types and Compile Time Types 2 Adi Shavit 711
Items function in 6.3.2 1 3354 427
Listing 1.5 missing type definition for Machine (pdf ver 06 page 24) 0 392101 403
Exercise 3.3.3 0 Andre Dublin 455
typo in example under 5.3.2 1 Thomas Dziedzic 472
typo in example under 5.3.7 1 Thomas Dziedzic 453