Hello,
I need to insert a line (like a header) as the first line of a very huge file (about 3 ml rows). I am able to do it with sed, but redirecting the output and creating a new file takes quite some time. I was wondering if there was a more efficient way of doing it?
Any help would be... (3 Replies)
what is the sed command to remove the first two characters of every line of a text file?
each line of the text file has the same amount of characters, and they are ALL NUMERIC. there are hundreds of lines though.
for example,
>cat file1.txt
10081551
10081599
10082234
10082259
20081134... (20 Replies)
I have huge text files (~120 MB)x100 which equivalents to ~11GB of data. The files contain pure numbers, actually the value of "phi" to 10 billion digits!!
I know its huge!! Here are the last few lines of a file
0952899155 3233967444 3344925499 0276061529 7261968933 9683989044 3317145063... (14 Replies)
Hi,
I need to correct line breaks for huge files (more than 1MM records in a file) and then format it properly.
Except the header and trailer, each record starts with 'D'.
Requirement:Scan the whole file except the header and trailer records and see if any of the records start with... (19 Replies)
How do I output only the first 400 bytes of a huge text file to a new file.
It has to be unmodified so no added invisible characters.
Many thanks..... (3 Replies)
We have a huge file which has just one really large line; about 500 MB. I want to
1. Count all the occurrences of a phrase
2. Replace the phrase with another.
Trying to open it using vi has not helped as it complains that it is too large. Can any script help? Please advise.
Thank you, (12 Replies)
Hi All,
I am creating a text file using perl. The first record I am writing as "$line" and all the other as "\n$line". At the end the file is having N number of lines. I am using this file for MLOAD (Teradata), which is reading N+1 lines in the file and failing.I am not able to find new line... (2 Replies)
Hi.
Pardon me if I'm posting a duplicate thread but..
I have a text file with over 150 Million records, file size is in the range if MB(close to GB).
The requirement is to read ALL the lines excepting the FIRST LINE which is the file header and the LAST LINE which is it's trailer record.
... (8 Replies)
Hi,
At the moment, using Notepad++ to do a search and replace, manually section by section which is real painful. Yeah, so copying each section of the line of text and putting into a file and then search and replace, need at least 3-operations in Notepad++.
Here's hoping I will be able to... (1 Reply)
Discussion started by: newbie_01
1 Replies
LEARN ABOUT OPENSOLARIS
identify
identify(9E) Driver Entry Points identify(9E)NAME
identify - determine if a driver is associated with a device
INTERFACE LEVEL
Solaris DDI specific (Solaris DDI). This entry point is no longer supported. nulldev(9F) must be specified in the dev_ops(9S) structure.
SEE ALSO nulldev(9F), dev_ops(9S)ATTRIBUTES
See attributes(5) for a description of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Stability Level |Obsolete |
+-----------------------------+-----------------------------+
WARNING
For Solaris 10 and later versions, drivers must remove the identify(9e) implementation to recompile. Otherwise, the compiler generates
errors about DDI_IDENTIFIED and DDI_NOT_IDENTIFIED.
SunOS 5.11 11 Apr 2003 identify(9E)