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Revision History

Showing page edit history entries from 382 to 581 out of 581 entries total. (5 | 10 | 25 | 50 | 100 | 200 items per page)

581 381 181 Older
# Date Size Editor Comment Action
580 2025-04-19 14:16:22 93758 to previous StephaneChazelas   view
579 2025-04-19 09:21:35 93534 to previous StephaneChazelas more LC_CTYPE -> LC_ALL and various random improvements view
578 2025-04-19 06:11:24 93186 to previous StephaneChazelas setting LC_CTYPE is not enough. It's in no way specific to filenames. view
577 2025-04-19 00:11:17 91127 to previous GreyCat Pitfall 65: IFS= read -r -d '' filename view
576 2025-01-01 00:02:23 89282 to previous GreyCat update pf61 and pf62 with new testing results view
575 2024-12-15 16:00:34 88269 to previous 151 Fix minor typo view
574 2024-12-02 04:33:03 88270 to previous larryv sp "litteral" -> "literal" view
573 2024-10-05 08:59:29 88271 to previous emanuele6 unnecessary ; view
572 2024-04-04 23:09:24 88272 to previous larryv pf64: replaced broken internal link view
571 2024-02-13 11:17:36 88276 to previous 74   view
570 2024-02-13 02:24:36 88278 to previous 74 New bash-version-portable way to safely modify an element of an associative array in a calculation. 62. view
569 2023-08-30 22:36:54 87954 to previous emanuele6 pf 64: apparently it also happens for {var} redirections view
568 2023-06-26 22:51:12 87939 to previous GreyCat pf62: alternatives view
567 2023-04-02 21:43:01 87687 to previous emanuele6 pf 49: printf%s => printf%s\\n view
566 2023-04-02 19:37:37 87678 to previous ormaaj pf 49: echo -> printf view
565 2023-01-05 19:04:41 87691 to previous emanuele6 unset => `unset` view
564 2023-01-05 00:18:22 87689 to previous larryv fixed typo view
563 2023-01-04 17:23:34 87690 to previous emanuele6 pf57: it seems that unset 'a[0]' doesn't actually delete functions named a[0], even if there is no a variable. you need to specify -f. i think this is probably a bug view
562 2023-01-04 16:53:03 87373 to previous emanuele6 pf57: suggest using -v with unset, anad explain why view
561 2022-12-10 14:33:19 87116 to previous GreyCat PF47 variant: read with fixed number of fields, and a single separator at the end of the last field. view
560 2022-12-03 00:34:15 86030 to previous 115 typofix view
559 2022-12-02 16:22:14 86031 to previous emanuele6 pf27+28: remove (outdated?) "like dash" view
558 2022-12-02 16:09:49 86055 to previous emanuele6 pf27: mention readonly, add syntax highlighting view
557 2022-10-24 03:13:18 86027 to previous emanuele6 pf64: correct command output in examples view
556 2022-10-24 02:27:47 86027 to previous emanuele6 pf64: use an example that makes more sense than (wait) >(...) view
555 2022-10-24 02:00:53 86013 to previous emanuele6 pf64: fix example view
554 2022-10-24 01:48:50 86022 to previous emanuele6 pf64: mention an example similar to the one described here https://lists.gnu.org/archive/html/bug-bash/2022-10/msg00107.html view
553 2022-10-24 01:45:26 86003 to previous emanuele6 pf64: mention that the optimisation is also applied to subshell compound commands view
552 2022-10-20 21:39:02 85355 to previous emanuele6 add pf64: simple command redirections may run in a subshell view
551 2022-09-30 10:56:19 83873 to previous ormaaj   view
550 2022-09-27 21:10:36 82841 to previous GreyCat bash 5.2 breaks one of the workarounds in Pitfall 62 view
549 2022-09-20 04:32:03 83370 to previous emanuele6 pf45: fix code indentation, add syntax highlighting view
548 2022-09-20 04:30:06 83348 to previous emanuele6 pf45: correct invalid code in example view
547 2022-08-18 09:06:57 83314 to previous 194 Reverting: skipping the `$` sign is OK for the `-gt`, `-lt`, `-ge`, `-le` operators in `[[` context. Can't find where this is documented, but it might have been intentionally omitted. view
546 2022-08-18 08:35:37 83315 to previous 194 Add missing $ sign for using a variable in a [[ comparison as intended rather than a string literal. view
545 2022-06-27 05:53:57 83314 to previous ormaaj errexit - relevent link. view
544 2022-03-13 20:31:23 83243 to previous bashrc normalize code block alignment view
543 2022-03-13 20:18:15 83390 to previous bashrc typos, grammar, markup fixes view
542 2022-03-07 04:43:16 83322 to previous ormaaj more variable name stufff :/ view
541 2022-03-07 03:40:35 82801 to previous larryv 4: mention that "!" and "(" also cause problems, even for Heirloom view
540 2022-03-07 03:37:42 82931 to previous larryv 4: reword description of the x-hack; link to Vidar Holen's notes view
539 2022-02-17 15:34:38 82936 to previous bashrc   view
538 2022-02-17 15:23:04 82940 to previous bashrc replace all non-code instances of '--' with '—' to avoid confusion view
537 2022-02-17 15:16:51 82930 to previous bashrc replace "..." with "…" to avoid syntax confusion view
536 2022-02-17 15:01:05 82931 to previous bashrc fix grammar view
535 2021-08-02 23:06:45 82937 to previous GreyCat 63: while ... done <<< "$(foo)" view
534 2021-06-04 19:33:41 81330 to previous ormaaj   view
533 2021-06-04 14:47:15 81305 to previous ormaaj   view
532 2021-06-04 14:43:46 81316 to previous ormaaj 45 rephrase view
531 2021-03-11 07:19:30 81188 to previous geirha redirection doesn't match up with example output view
530 2021-02-23 23:34:10 81200 to previous GreyCat more on 62 view
529 2021-02-23 13:11:09 80684 to previous GreyCat 62: (( hash[$key]++ )) view
528 2021-02-15 19:02:10 79440 to previous GreyCat 61: [[ -v hash[$key] ]] view
527 2020-10-15 11:19:55 78517 to previous StephaneChazelas   view
526 2020-10-15 09:38:40 78162 to previous StephaneChazelas [0-9] and [[:digit:]] can match all sorts of things besides 0123456789. Better to rule out the empty string even if it would be interpreted as 0. It's critical to quote expansions in arguments to `[` view
525 2020-10-14 14:10:07 77345 to previous intranet remove questionable wording view
524 2020-09-08 21:12:16 77382 to previous geirha odd linebreak view
523 2020-09-08 21:01:59 77387 to previous geirha minor changes from #bash feedback view
522 2020-09-08 20:52:02 77391 to previous geirha set -euo pipefail view
521 2020-06-18 19:11:42 72598 to previous GreyCat more bad examples for #10 view
520 2020-03-14 12:44:01 72183 to previous bzq-79-179-229-115 incorrect variable name 'i' instead of 'file' view
519 2019-11-09 08:49:48 72204 to previous 89-23-224-57 The 1000 limit is no longer true on my system. The general problem still holds, though. view
518 2019-07-13 22:25:38 72158 to previous geirha mycmd might not need to be run as root, so let's not encourage it view
517 2019-07-12 10:42:50 72163 to previous 122 Add sudo tee file >/dev/null as alternative to wrapper view
516 2019-06-17 15:41:47 71998 to previous GreyCat pf59: i=$(( 10#$i )) view
515 2019-04-15 20:17:09 71470 to previous GreyCat expand 27 ( local var=$(cmd) ) to include dash's non-assignment behavior view
514 2019-04-12 08:48:35 70992 to previous intranet GNU sed 4 is out since a while now view
513 2019-02-01 18:36:10 71051 to previous ip68-3-80-236 Moving the history expansion character out of the double quotes is, I think, the simplest solution. The only issue here would be if you have ! in IFS view
512 2019-01-24 08:55:02 71006 to previous ormaaj Too much "you". Can we do without this intro paragraph? Or, re-add a better version, or put the field splitting stuff into one of the pitfalls. view
511 2019-01-10 11:08:31 71422 to previous geirha this ignored the status of readlink view
510 2018-12-17 18:06:48 71404 to previous meme-net Correct bad variable name view
509 2018-12-07 14:51:31 71404 to previous ormaaj   view
508 2018-12-01 20:36:34 71098 to previous ormaaj y=$(( array[$x] )) explained view
507 2018-11-02 08:28:18 70096 to previous StephaneChazelas   view
506 2018-11-02 08:25:25 70072 to previous StephaneChazelas   view
505 2018-11-02 08:22:55 70101 to previous StephaneChazelas   view
504 2018-11-01 14:38:03 69607 to previous GreyCat Pitfall 58: calling date multiple times view
503 2018-09-24 15:08:45 68663 to previous GreyCat PF 57: unset a[0] view
502 2018-07-25 20:40:55 68236 to previous 167 Changed `for i` to `for f` on loops over filenames. view
501 2018-07-18 14:44:08 68236 to previous dsl Fixup of xargs -0 view
500 2018-07-11 21:19:30 68123 to previous GreyCat another approach for cd-ing repeatedly view
499 2018-07-11 14:16:32 67581 to previous GreyCat   view
498 2018-07-11 14:15:42 67582 to previous GreyCat fix anchors; show good examples (xargs -0) too view
497 2018-07-11 08:35:54 67466 to previous dsl Added xargs without -0 view
496 2018-05-22 18:45:37 66498 to previous GreyCat pf55: myprogram 2>&- view
495 2018-05-14 20:24:17 65257 to previous GreyCat pf54: sudo ls /foo/* view
494 2018-04-19 18:06:15 64902 to previous GreyCat 53 sudo mycmd > /myfile view
493 2018-04-16 12:47:31 64530 to previous GreyCat Fix up 51, add 52: code injection in find view
492 2018-04-15 20:42:38 63047 to previous 3224057-cl69   view
491 2017-07-19 19:28:18 61894 to previous GreyCat Someone didn't understand that these examples are BROKEN, not to be used. view
490 2017-06-01 17:23:26 61701 to previous 81 local and export both mask exit status! view
489 2017-04-25 19:49:42 61658 to previous GreyCat Touch up pitfall 1. Add globstar example. view
488 2017-04-01 17:40:57 60672 to previous Add IFS=$'\n' read -r -d '' -a array < <(command && printf '\0') idiom view
487 2017-03-19 13:10:28 60318 to previous 5-100-89-129 changed mapfile to readarray in last example partially for consistency with previous "read -a" command, partially to fix wrong implication of command (it does not map any explicitly visible file) view
486 2016-12-01 18:34:32 60316 to previous tor-exit1-readme   view
485 2016-11-30 18:17:15 60320 to previous port-92-204-42-55 Already mention the leading hypthen in the first pitfall. I fear that people think everything with the good example is already correct. view
484 2016-11-21 20:56:33 60234 to previous tor-5 remove ; view
483 2016-10-17 11:37:59 60235 to previous ormaaj There's always a way. view
482 2016-10-14 14:49:04 59813 to previous GreyCat I have been informed that aws may not do what I expected based on reading the user's stupid script. view
481 2016-10-14 14:43:09 59620 to previous GreyCat Pitfall 50: hosts=( $(aws ...) ) view
480 2016-10-14 14:24:04 58844 to previous GreyCat Pitfall 49: OIFS="$IFS"; ...; IFS="$OIFS" view
479 2016-09-24 19:04:15 58297 to previous geirha forgot the anchor view
478 2016-09-24 18:49:28 58279 to previous geirha stray quote view
477 2016-09-24 18:44:42 58280 to previous geirha pf 48 -- export CDPATH view
476 2016-09-16 12:40:52 56968 to previous geirha no, the point was to show it works without the $ view
475 2016-09-16 12:01:09 56969 to previous 80 Fix a missing dereference view
474 2016-05-14 22:17:39 56968 to previous tor-exit [ If an open bracket introduces a bracket expression as in XBD RE Bracket Expression, except that the <exclamation-mark> character ( '!' ) shall replace the <circumflex> character ( '^' ) in its view
473 2016-03-30 12:10:15 56968 to previous GreyCat   view
472 2016-03-30 12:06:52 56730 to previous GreyCat [ x == y ] is NOT valid in posix shells. It is a bashism. I will add some clarifying language after this revert. view
471 2016-03-30 02:06:52 56490 to previous aftr-5-146-249-61 This simply isn't true - '==' works in '['! view
470 2016-03-08 05:41:15 56730 to previous ool-457d9675 emphasize "for x;do" more in example 24 view
469 2016-03-02 08:11:54 56652 to previous lmcb-76 Added a comment about using find for pitfall 1. bolded the so whats the right way to do it. view
468 2016-01-18 13:03:44 56502 to previous StephaneChazelas   view
467 2016-01-18 13:02:01 56497 to previous StephaneChazelas   view
466 2016-01-18 12:50:50 56163 to previous StephaneChazelas Mention that it also concerns symlinks to inaccessible files. view
465 2016-01-18 12:44:39 56026 to previous StephaneChazelas errors on stderr view
464 2016-01-11 21:25:12 56022 to previous GreyCat not perfectly... view
463 2015-12-24 00:38:26 56024 to previous GreyCat ((foo > 7)) and [[ foo -gt 7 ]] are both *correct*, in both bash and ksh. Try 'em. view
462 2015-12-23 17:30:55 56026 to previous 38 Adds missing $ signs in first part of Pitfall 7. view
461 2015-11-26 15:34:38 56024 to previous GreyCat Completely incorrect assertion. Try this: var="-n"; echo "$var" Even if your assertion WERE true for bash >= n we would still have to mark it a pitfall for other shells/versions. view
460 2015-11-26 08:18:12 55716 to previous pool-173-61-210-188 Removed claim that echo can't safely display a variable like var="-n Text". As of bash 4.1.7, echo $var _will_ interpret the leading -n as a flag, but echo "$var" will print exactly what's expected. view
459 2015-11-22 21:25:54 56024 to previous GreyCat ssh (or ffmpeg) only running once in a while read loop is FAQ 89 view
458 2015-11-22 20:48:03 56519 to previous 199   view
457 2015-09-02 15:13:49 56024 to previous GreyCat Put the UMQ right up top. Change some wording. view
456 2015-09-02 14:47:54 55095 to previous GreyCat no, IFS=$'\n' won't work either view
455 2015-09-02 13:05:50 54761 to previous cpc38-dudl11-2-0-cust78   view
454 2015-08-18 08:42:11 54695 to previous geirha The description of how sed works, and even the proposed solution is wrong. view
453 2015-08-17 23:23:13 55177 to previous pool-100-32-136-77 added pitfal on using sed to grab values from stream view
452 2015-08-13 11:55:05 54695 to previous GreyCat No, it really was pitfall #2. Not #3. But screw it. Just put English words directly in the comment. view
451 2015-08-13 02:32:38 54693 to previous llua   view
450 2015-04-18 22:02:23 54627 to previous GreyCat IFS=, read -ra fields <<< "$csv_line" view
449 2015-04-18 21:51:18 53375 to previous GreyCat fix anchors view
448 2014-11-02 11:37:32 53423 to previous vil69-1-82-67-51-185   view
447 2014-10-10 12:10:04 53354 to previous pgas   view
446 2014-09-22 18:02:34 53099 to previous freedom2   view
445 2014-07-05 09:08:40 52949 to previous MikeJonkmans added some words on `]` view
444 2014-06-28 13:44:22 52712 to previous ormaaj Don't use which(1). Since [ is usually builtin, which will lie to you. view
443 2014-06-27 14:53:19 52718 to previous gbibp9ph1--blueice3n7   view
442 2014-06-25 20:05:28 52658 to previous ormaaj mksh now supports pipefail. view
441 2014-06-02 14:56:14 52590 to previous GreyCat y=$(( array[$x] )) code injection view
440 2014-04-06 16:42:55 51679 to previous 212 typo fixed view
439 2014-03-27 12:12:34 51680 to previous GreyCat indentation in PF 4 view
438 2014-01-24 21:17:15 51667 to previous geirha just testing what the gui editor would do view
437 2014-01-24 21:15:01 51739 to previous geirha   view
436 2014-01-24 21:08:49 51667 to previous GreyCat Please don't put blank lines between Anchor and question. Greybot parses this, and those break it. view
435 2014-01-21 13:47:04 51741 to previous GreyCat   view
434 2014-01-21 13:44:49 51736 to previous GreyCat remove set -e stuff; I merged it into FAQ 105 view
433 2014-01-21 11:40:30 52200 to previous mx1   view
432 2014-01-07 18:22:44 51764 to previous StephaneChazelas removed note about quote nesting for backticks which is incorrect, add missing -P and -- for cd and dirname view
431 2014-01-07 18:17:14 51877 to previous StephaneChazelas adding missing quotes view
430 2013-12-16 16:46:51 51867 to previous 94 Ever heard of the ext4 data loss "bug"? view
429 2013-10-18 15:45:47 51740 to previous GreyCat PF35: same issue with [[ $foo = "glob" ]] view
428 2013-10-13 05:41:43 51499 to previous 76-10-140-160 added missing quotes around possible GLOB view
427 2013-08-05 00:51:47 51456 to previous shmdmzpr03-ext   view
426 2013-07-03 12:33:03 51467 to previous fran Don't break out of loop in case a file has been removed before it is processed. view
425 2013-06-06 10:52:15 51464 to previous host223-59-dynamic   view
424 2013-04-18 05:49:06 51457 to previous geirha Revert to revision 422. view
423 2013-04-17 12:23:17 51458 to previous 92   view
422 2013-04-04 22:45:26 51457 to previous GreyCat Variables in a math context DON'T require a $ to be expanded. That was kinda the point of the "Works, but most will consider it wrong" comment. view
421 2013-04-04 12:24:30 51459 to previous 95 variable require $ prefix view
420 2013-03-25 12:48:41 51457 to previous GreyCat pf41: (lack of) portability note view
419 2013-03-24 11:02:48 51419 to previous ormaaj Add crappy array wordsplit abuse to pf 1 view
418 2013-03-24 10:47:50 51341 to previous ormaaj   view
417 2013-03-24 10:44:33 51332 to previous ormaaj There's nothing wrong with this expression, people just need to be aware of its behavior. view
416 2013-02-11 01:26:07 50308 to previous ormaaj Had to fix indenting. Also, done through pf 11 view
415 2013-02-10 22:24:50 49735 to previous ormaaj Copy editing. Pf 1-8 done. Enough for today. view
414 2013-02-09 17:32:16 46184 to previous ormaaj Buggy solution. Needs either -- or to not to strip the ./. view
413 2013-01-27 06:38:12 46291 to previous Lhunath nonsense edit. view
412 2013-01-27 04:17:04 46294 to previous 18   view
411 2013-01-15 21:19:30 46291 to previous GreyCat link to UsingFind in #1 view
410 2013-01-03 13:11:40 46231 to previous GreyCat simplify view
409 2013-01-03 10:11:21 46244 to previous ormaaj (($?)) && ... view
408 2012-12-20 16:43:27 45589 to previous HSI-KBW-46-223-133-42   view
407 2012-12-20 16:32:05 45565 to previous HSI-KBW-46-223-133-42   view
406 2012-09-03 12:30:35 45306 to previous nrbg-4dbe18f3 Let's provoke a disaster on Debian too that can be taken seriously. Here, rm * will _always_ (by default) do a rm -i *. (Except for the superuser) view
405 2012-07-30 09:49:49 45303 to previous 151 pitfall 23: exmark='!' ; echo "Hello, world$exmark" view
404 2012-07-21 19:36:26 45225 to previous 178 Mention Substring Expansion for removing first character of a word view
403 2012-07-21 19:19:34 45157 to previous 178   view
402 2012-06-28 15:53:52 45161 to previous 201 We have to be consistent in variable naming conventions. !varcap. view
401 2012-04-23 16:41:01 45161 to previous c-71-232-80-14   view
400 2012-04-04 03:57:57 44974 to previous ormaaj 2>&1. How'd we go without this so long? view
399 2012-04-02 10:10:42 43922 to previous Lhunath don't take personal offense, 125, and thanks for the contribution. view
398 2012-04-02 09:08:39 43955 to previous 125 sorry for mistakes ive made. view
397 2012-04-02 08:36:10 44112 to previous 125   view
396 2012-04-02 06:45:59 43955 to previous Lhunath   view
395 2012-04-02 06:44:15 43955 to previous Lhunath   view
394 2012-04-02 04:53:54 43684 to previous 125   view
393 2012-04-02 04:51:13 43679 to previous 125   view
392 2012-03-29 20:49:26 42242 to previous ormaaj use greycat's version. view
391 2012-03-29 20:46:54 41881 to previous ormaaj Too long, greycat angry, so move to BraceExpansion view
390 2012-03-29 20:45:22 42242 to previous GreyCat Strip esoteric crap out of #33 (for i in {1..$n}). If the material is important, please put it on BraceExpansion or in a separate FAQ entry. Removed redundant category tags. view
389 2012-03-29 19:32:35 44031 to previous ormaaj ...and add some workarounds to make it generalize to not only loops. This might be long enough for an FAQ. view
388 2012-03-28 00:07:32 42503 to previous ormaaj Brace expansion "portability" note. The Bash way isn't entirely "unfortunate". view
387 2012-02-22 09:26:34 41881 to previous 129 "[[ -f $i ]] || continue" changed to '[[ -f "$i" ]] || continue' view
386 2011-11-27 02:05:53 41879 to previous 184-175-28-167   view
385 2011-11-08 16:16:20 41838 to previous GreyCat answer question in #1 view
384 2011-11-08 12:53:12 41701 to previous 129   view
383 2011-09-22 21:51:35 41528 to previous cust zsh will accept such syntax too view
382 2011-08-21 18:44:50 41482 to previous 35   view
381 2011-08-10 18:07:47 41476 to previous GreyCat perl's grep command has nothing to do with variables being lost because they were set in a subshell in a bash script view
581 381 181 Older