*********************
   "$d_Qtest"'fileops/file_ops- develop.txt'
   ??Apr2023 
   ??Apr2023 
   ??Apr2023 
   ??Apr2023 
   10Apr2023 
   30Mar2023 sub_inTop_ary - not working (types.ndf)
   30Mar2023 pth_typ_exists_test after fixing ary_adrCompatible_testSimple
   26Mar2023 pth_typ_exists not working again
   15Nov2021  
   pthL_searchReplaceL_sedOverwrite_povrOrStdoutNull  IS OP  
   pinn_pStrPairL_replaceToPtmp  IS OP  pinn  pout  - temporary optr, fixes while working on "QNial core optrs"
   str_replaceIn_pth testing  
   str_replaceIn_pth_output  IS OP  i_test  pinn  - common optr to execute & ouput diff to log file
   str_replaceIn_pth_test  IS OP  - test pinn link fixes, write diff to log file
   pinnL_options_searchL_grepCountLL_povrOrScreen  IS OP  pinnL  options  povrOrStdout  flag_word  - count each of [word, str]L  
        hits in each path listed in a file
        uses grep therefore may not simply handle grep restricted : search $.*/[\]^ 
   21Oct2021 these old optrs are really NOT the way to go!  They were removed from 'file_s.ndf' : 
      +-----+
      [NOT, SELDOM] used backup [pth, dir]s : 
      pth_backupDatedTo_dir  IS OP  pth  dirBackup  - backup dated version of a file to dirBackup
      pth_backupTo_dir  IS OP  pth  dirBackup  - NOT USED normally, clumsy
      pth_backupDatedToSameDir  IS OP  pth  -  DON'T USE normally,  clutters up working dir 
      pth_backupDated_delete  IS OP  pth  -  DON'T USE normally!! rename a file with date precursor 
      +-----+
      crappy old tools for using [find, grep, sed] :  
      pinn_sedPretreat_poutFixed  IS OP  pinn  - pre-process pinn to handle [apo, quote,'&\/\n']) 
      pinnFixed_sedPostTreat_pout  IS OP  pout  - translate pname_inn for QNial use
      +-----+
      Specialized stuff for 2017 IJCNN Alaska : 
      line_charcodes  IS OP  pth  line_start  line_end  -  convert ASCII file lines to charcodes over interval
      rename_files  IS  [later ... OP dname fname_oldPattern fname_newPattern]  -  rename a bunch of files
      pthL_moveEach  IS  -  move selected files listed in text file 
   17Oct2021 [path_isEmpty, path_exists]_tests  
      file_exists  IS OP  typer  path  -  returns true if a [directory, path] exists  (removed)
      path_exists_tests  IS   -res ipsa loquitor
      path_exists_tests  IS   -res ipsa loquitor
   15Oct2021 path_isEmpty  IS OP  path  - returns l if true and o if false    
         How to check if a file is empty in Bash? stackoverflow ...
   01Oct2021 pathL_replace_wordL[, _test, _test_output]  
   01Oct2021 pZarchive_restore  IS OP  path  - restore most recent path_backupDatedTo_zArchive of a file, 
   27Oct2020  after [restructure, rename]ing of d_web[Raw, Site] : 
   27Oct2020 depther_global
   26Oct2020  pinn_writeExecute_pout
   25Oct2020 pinn_writeExecute_pout  IS OP  path  d_wrtRoot  - update to p_temp using embedded executable coding 
   new variant of [path_backupDated, path_backupDated_delete]
   path_exists  IS OP  typer  path  -  returns true if a [directory, path] exists, or can be created
   22Apr2020 webPageList stuff
   22Apr2020 file_dateTimeStamp  IS OP  filePath  -  return the dateTimeStamp of the file (long integer)
   05Apr2019 file_change_lines  IS OP  p_inn  p_out  linesInn  linesOut  -  changes [p_inn linesInn] 
        to [p_out, linesOut] (text files) 
   13Apr2018 file_exists stuff