delete lines starting with a pattern Post: 302571244

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Delete lines starting with XX or YY or ZZ or ....

Hi There! My final task for today is to delete lines starting with certain numbers for e.g., my text block is and i want to delete all lines starting with 11 or 17 or 21 I know i can use multiple sed commands like sed '/^11,/d' <filename> sed '/^17,/d' <filename> sed '/^21,/d'...

2. Shell Programming and Scripting

comment/delete a particular pattern starting from second line of the matching pattern

Hi, I have file 1.txt with following entries as shown: 0152364|134444|10.20.30.40|015236433 0233654|122555|10.20.30.50|023365433 ** ** ** In file 2.txt I have the following entries as shown: 0152364|134444|10.20.30.40|015236433 0233654|122555|10.20.30.50|023365433...

3. Shell Programming and Scripting

Concatenate lines between lines starting with a specific pattern

Hi, I have a file such as: --- >contig00001 length=35524 numreads=2944 gACGCCGCGCGCCGCGGCCAGGGCTGGCCCA CAGGCCGCGCGGCGTCGGCTGGCTGAG >contig00002 length=4242 numreads=43423 ATGCCGAAGGTCCGCCTGGGGCTGG CGCCGGGAGCATGTAGCG --- I would like to concatenate the lines not starting with ">"...

4. Shell Programming and Scripting

sed pattern to delete lines containing a pattern, except the first occurance

Hello sed gurus. I am using ksh on Sun and have a file created by concatenating several other files. All files contain header rows. I just need to keep the first occurrence and remove all other header rows. header for file 1111 2222 3333 header for file 1111 2222 3333 header for file...

5. Shell Programming and Scripting

Delete multiple lines starting with a specific pattern

Hi, just tried some script, awk, sed for the last 2 hours and now need help. Let's say I have a huge file of 800,000 lines like this : It's a tedious job to look through it, I'd like to remove those useless lines in it as there's a few thousands : Or to be even more precise : if line1 =...

6. Shell Programming and Scripting

Delete lines starting with these strings

Platform : RHEL 5.8 I have text file called myapplication.log . In this file, I have around 800 lines which start with the followng three strings PWRBRKER-3493 PWRBRKER-7834 SCHEDULER-ERROR How can I delete these lines in one go ?

7. Shell Programming and Scripting

How to delete lines starting with specific string?

Dear all, I would like to delete even lines starting with "N" together with their respective titles which are actually odd lines. Below is the example of input file. I would like to remove line 8 and 12 together with its title line, i.e., line 7 and 11, respectively....

8. UNIX for Dummies Questions & Answers

Grep -v lines starting with pattern 1 and not matching pattern 2

Hi all! Thanks for taking the time to view this! I want to grep out all lines of a file that starts with pattern 1 but also does not match with the second pattern. Example: Drink a soda Eat a banana Eat multiple bananas Drink an apple juice Eat an apple Eat multiple apples I...

9. Shell Programming and Scripting

Delete all lines starting with # character

Tool used : VIM editor that comes with RHEL 7.4 I have a file like below. It has around 300 lines like below. All the lines starting with # are comments. For readability, I removed all lines starting with # from vi (vim editor) using the command :g/^#/d . It seemed to have worked. But, which...

10. Shell Programming and Scripting

Delete all lines except a line starting with string

Shell : bash OS : RHEL 6.8 I have a file like below. $ cat pattern.txt hello txt1 txt2 txt3 some other text txt4 I want to remove all lines in this file except the ones starting with txt . How can I do this ?

LEARN ABOUT CENTOS

xcb_randr_get_crtc_gamma_red

xcb_randr_get_crtc_gamma(3)					   XCB Requests 				       xcb_randr_get_crtc_gamma(3)

NAME

       xcb_randr_get_crtc_gamma -

SYNOPSIS

       #include <xcb/randr.h>

   Request function
       xcb_randr_get_crtc_gamma_cookie_t xcb_randr_get_crtc_gamma(xcb_connection_t *conn, xcb_randr_crtc_t crtc);

   Reply datastructure
       typedef struct xcb_randr_get_crtc_gamma_reply_t {
	   uint8_t  response_type;
	   uint8_t  pad0;
	   uint16_t sequence;
	   uint32_t length;
	   uint16_t size;
	   uint8_t  pad1[22];
       } xcb_randr_get_crtc_gamma_reply_t;

   Reply function
       xcb_randr_get_crtc_gamma_reply_t *xcb_randr_get_crtc_gamma_reply(xcb_connection_t *conn, xcb_randr_get_crtc_gamma_cookie_t cookie,
	      xcb_generic_error_t **e);

   Reply accessors
       uint16_t *xcb_randr_get_crtc_gamma_red(const xcb_randr_get_crtc_gamma_request_t *reply);

       int xcb_randr_get_crtc_gamma_red_length(const xcb_randr_get_crtc_gamma_reply_t *reply);

       xcb_generic_iterator_t xcb_randr_get_crtc_gamma_red_end(const xcb_randr_get_crtc_gamma_reply_t *reply);

       uint16_t *xcb_randr_get_crtc_gamma_green(const xcb_randr_get_crtc_gamma_request_t *reply);

       int xcb_randr_get_crtc_gamma_green_length(const xcb_randr_get_crtc_gamma_reply_t *reply);

       xcb_generic_iterator_t xcb_randr_get_crtc_gamma_green_end(const xcb_randr_get_crtc_gamma_reply_t *reply);

       uint16_t *xcb_randr_get_crtc_gamma_blue(const xcb_randr_get_crtc_gamma_request_t *reply);

       int xcb_randr_get_crtc_gamma_blue_length(const xcb_randr_get_crtc_gamma_reply_t *reply);

       xcb_generic_iterator_t xcb_randr_get_crtc_gamma_blue_end(const xcb_randr_get_crtc_gamma_reply_t *reply);

REQUEST ARGUMENTS

       conn	 The XCB connection to X11.

       crtc	 TODO: NOT YET DOCUMENTED.

REPLY FIELDS

       response_type
		 The type of this reply, in this case XCB_RANDR_GET_CRTC_GAMMA. This field is also present in the xcb_generic_reply_t and can be
		 used to tell replies apart from each other.

       sequence  The sequence number of the last request processed by the X11 server.

       length	 The length of the reply, in words (a word is 4 bytes).

       size	 TODO: NOT YET DOCUMENTED.

DESCRIPTION

RETURN VALUE

       Returns an xcb_randr_get_crtc_gamma_cookie_t. Errors have to be handled when calling the reply function xcb_randr_get_crtc_gamma_reply.

       If you want to handle errors in the event loop instead, use xcb_randr_get_crtc_gamma_unchecked. See xcb-requests(3) for details.

ERRORS

       This request does never generate any errors.

SEE ALSO

AUTHOR

       Generated from randr.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.

XCB
								    2014-06-10					       xcb_randr_get_crtc_gamma(3)