Sed or Awk or both to edit file Post: 302361580

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1. UNIX for Dummies Questions & Answers

edit file using sed (not create another!)

Hi, I generally use Perl for this ex. perl -e 's/pattern/replace/g' -p -i <filename> I did something like this.. find . -type f -exec perl -e 's/pattern/replace/g' -p -i {} \; I want to do this with "sed" but what I get is the output being printed on the screen.. i can do sed...

2. Shell Programming and Scripting

sed / awk - inplace or inline edit

I need to remove the '&' from a file. In each line of the file, the fields are separated by ^K. I only want to remove '&' if it exists in field number 9. (example of field 9: abc&xyz) I need to do an in place/in line edit. So far I have accomplished the following: awk -F '^K' '{print...

3. Shell Programming and Scripting

edit entire column from a fixed-width file using awk or sed

Col1 Col2 Col3 Col4 12 Completed 08 0830 12 In Progress 09 0829 11 For F U 07 0828 Considering the file above, how could i replace the third column the most efficient way? The actual file size is almost 1G. I am...

4. Shell Programming and Scripting

File edit with awk or sed

I have the follwoing file: This looks to be : seperated. For the first field i want only the file name without ".txt" and also i want to remove "+" sign if the second field starts with "+" sign. Input file: Output file: Appreciate your help

5. Shell Programming and Scripting

what is the switch to let sed edit and save file

I remember there is a sed switch i can use to edit and save the file at the same time, but i cannot recall it at all. so instead of -> sed 's/A/B/' file > file-tmp -> mv file-tmp file what can i do to just let sed edit and save the "file"

6. Shell Programming and Scripting

edit field using sed or awk

please help me to edit the second field using awk or sed i have input file below aa1001 000001 bb1002 000002 cc1003 000003 so i want the output file like below aa1001 01 bb1002 02 cc1003 03

7. Shell Programming and Scripting

Inline edit using sed / awk

Hi, I have file with all the lines as following format <namebindings:StringNameSpaceBinding xmi:id="StringNameSpaceBinding" name="ENV_CONFIG_PATH" nameInNameSpace="COMP/HOD/MYSTR/BACKOFFICE/ENV_CONFIG_PATH" stringToBind="test"/> I want to replace (all the lines) value of...

8. Shell Programming and Scripting

Edit a file using awk ?

Hey guys, I'm trying to learn a bit of awk/sed and I'm using different sites to learn it from, and i think I'm starting to get confused (doesn't take much!). Anyway, say I have a csv file which has something along the lines of the following in it:"test","127.0.0.1","startup...

9. Shell Programming and Scripting

SED/AWK to edit/add field values in a record

Hi Experts, I am new to shell scripting. Need some help in doing one task given by the customer. The sample record in a file is as follows: 3538,,,,,,ID,ID1,,,,,,,,,,, It needs to be the following: 3538,,353800,353800,,,ID,ID1,,,,,COLX,,,,,COLY, And i want to modify this record in...

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Bash script - add/edit to file and save - sed?

I'm working on a script to execute a number of items. One being, editing particular files to add certain lines. I'm attempting to utilize sed, but, having issues when running from a bash script. Assistance is greatly appreciated. My example: sed -i '14 i\ # add these lines add these lines to...

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__gnu_pbds

__gnu_pbds(3cxx)														  __gnu_pbds(3cxx)

NAME

       __gnu_pbds -

SYNOPSIS

   Classes
       struct associative_container_tag
	   Basic associative-container.
       class basic_hash_table
	   An abstract basic hash-based associative container.
       struct basic_hash_tag
	   Basic hash.
       class basic_tree
	   An abstract basic tree-like (tree, trie) associative container.
       struct basic_tree_tag
	   Basic tree.
       struct binary_heap_tag
	   Binary-heap (array-based).
       struct binomial_heap_tag
	   Binomial-heap.
       class cc_hash_table
	   A concrete collision-chaining hash-based associative container.
       struct cc_hash_tag
	   Collision-chaining hash.
       class container_base
	   An abstract basic associative container.
       struct container_tag
	   Base data structure tag.
       struct container_traits
	   container_traits
       class gp_hash_table
	   A concrete general-probing hash-based associative container.
       struct gp_hash_tag
	   General-probing hash.
       class list_update
	   A list-update based associative container.
       struct list_update_tag
	   List-update.
       struct null_mapped_type
	   A mapped-policy indicating that an associative container is a set.
       struct ov_tree_tag
	   Ordered-vector tree.
       struct pairing_heap_tag
	   Pairing-heap.
       struct pat_trie_tag
	   PATRICIA trie.
       struct priority_queue_tag
	   Basic priority-queue.
       struct rb_tree_tag
	   Red-black tree.
       struct rc_binomial_heap_tag
	   Redundant-counter binomial-heap.
       struct sequence_tag
	   Basic sequence.
       struct splay_tree_tag
	   Splay tree.
       struct string_tag
	   Basic string container, inclusive of strings, ropes, etc.
       struct thin_heap_tag
	   Thin heap.
       class tree
	   A concrete basic tree-based associative container.
       struct tree_tag
	   tree.
       class trie
	   A concrete basic trie-based associative container.
       struct trie_tag
	   trie.

   Typedefs
       typedef void trivial_iterator_difference_type

   Functions
       void __throw_container_error (void)
       void __throw_insert_error (void)
       void __throw_join_error (void)
       void __throw_resize_error (void)

Detailed Description
       GNU extensions for policy-based data structures for public use.

Author
       Generated automatically by Doxygen for libstdc++ from the source code.

libstdc++							  Tue Nov 27 2012						  __gnu_pbds(3cxx)

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

edit file using sed (not create another!)

Discussion started by: oldtrash

2. Shell Programming and Scripting

sed / awk - inplace or inline edit

Discussion started by: hemangjani

3. Shell Programming and Scripting

edit entire column from a fixed-width file using awk or sed

Discussion started by: tamahomekarasu

4. Shell Programming and Scripting

File edit with awk or sed

Discussion started by: pinnacle