csvtk v0.9.0 with bash-completion support

Changelog

• add subcommand csvtk mutate2: create new column from selected fields by awk-like artithmetic/string expressions
• add new command genautocomplete to generate shell autocompletion script!

csvtk v0.8.0

Changelog

• new command csvtk gather for gathering columns into key-value pairs.
• csvtk sort: support sorting by user-defined order.
• fix bug of unselecting field: wrongly reporting error of fields not existing.
  affected commands: cut, filter, fitler2, freq, grep, inter, mutate,
  rename, rename2, replace, stats2, uniq.
• update help message of flag -F/--fuzzy-fields.
• update help message of global flag -t, which overrides both -d and -D.
  If you want other delimiter for tabular input, use -t $'\t' -D "delimiter".

csvtk v0.7.1

Changelog

• csvtk plot box and csvtk plot line: fix bugs for special cases of input
• compile with go1.8.1

csvtk v0.7.0

• fig bug of "stricter field checking" in v0.6.0 and v0.6.1 when using flag -F/--fuzzy-fields

• csvtk pretty and csvtk csv2md: add attention that
  these commands treat the first row as header line and require them to be unique.

• csvtk stat renamed to csvtk stats, old name is still available as an alias.

• csvtk stat2 renamed to csvtk stats2, old name is still available as an alias.

• #13 seamlessly support for data with meta line of separator declaration used by MS Excel, e.g.,

    $ cat names_with_meta.csv
    sep=,
    id,first_name,last_name,username
    11,"Rob","Pike",rob
    2,Ken,Thompson,ken
    ...
  
    $ cat names_with_meta.csv | csvtk filter2 -f '$id > 2'
    sep=,
    id,first_name,last_name,username
    11,Rob,Pike,rob
    4,Robert,Griesemer,gri
  

csvtk v0.6.1

• csvtk cut: minor bug: panic when no fields given. i.e., csvtk cut. All relevant commands have been fixed.

csvtk v0.6.0

• csvtk grep: large performance improvement by discarding goroutine (multiple threads),
  and keeping output in order of input.
• Better column name checking and **stricter field checking,
  fields out of range are not ignored now.
  Affected commands include cut, filter, freq, grep, inter, mutate,
  rename, rename2, replace, stat2, and uniq.
• New command: csvtk filter2, filtering rows by artithmetic/string expressions like awk.

csvtk v0.5.0

• csvtk cut: delete flag -n/--names, move it to a new command csvtk headers
• new command: csvtk headers
• new command: csvtk head
• new command: csvtk sample

csvtk v0.4.6

• csvtk grep: fix result highlight when flag -v is on.

csvtk v0.4.5

• csvtk join: support the 2nd or later files with entries with same ID: e.g.:

  $ cat 1.csv
  name,attr
  foo,cool
  bar,handsome
  bob,beutiful
  
  $ cat 2.csv
  name,major
  bar,bioinformatics
  bob,microbiology
  bob,computer science
  
  $ cat 3.csv
  id,name,hobby
  1,bar,baseball
  2,bob,basketball
  3,foo,football
  4,wei,programming
  
  $ csvtk join 1.csv 2.csv  | csvtk pretty
  name   attr       major
  bar    handsome   bioinformatics
  bob    beutiful   microbiology
  bob    beutiful   computer science
  
  $ csvtk join 1.csv 2.csv 3.csv -f name -k | csvtk pretty
  name   attr       major               id   hobby
  foo    cool                           3    football
  bar    handsome   bioinformatics      1    baseball
  bob    beutiful   microbiology        2    basketball
  bob    beutiful   computer science    2    basketball
  
  $ csvtk join 3.csv 1.csv 2.csv -f name -k | csvtk pretty
  id   name   hobby         attr       major
  1    bar    baseball      handsome   bioinformatics
  2    bob    basketball    beutiful   computer science
  2    bob    basketball    beutiful   computer science
  3    foo    football      cool       
  4    wei    programming
  

csvtk v0.4.4

• add command csvtk freq: frequencies of selected fields
• add lots of examples in usage page