This will make files: bigfile.dat1 ... bigfile.dat15
Most of your problems with 'efficiency' are related to having way too many files in a directory. ls will take a lot of time to return before the loop engages. You should rebuild the directory after you consoildate the files into fifteen big files.
hi,
i am facing a problem in merging two files using awk,
the problem is as stated below,
file1:
A|B|C|D|E|F|G|H|I|1
M|N|O|P|Q|R|S|T|U|2
AA|BB|CC|DD|EE|FF|GG|HH|II|1
....
....
....
file2 :
1|Mn|op|qr (2 Replies)
Hi
i have many sets of files as shown below(here i have shown 2 sets)
basel_aa_20091030.txt
basel_aa_20091130.txt
basel_aa_20091230.txt
basel_bb_20091030.txt
basel_bb_20091130.txt
basel_bb_20091230.txt
from each set of files i need to select the latest updated file(there are... (3 Replies)
Please till me how to stop or to limit some IP which download .rm and .mp3 files for more than 10000 times ...
I have two cases :
1. code 206 up to 20/second 5 GB or more than that ...
2. code 206 up to 20/second but less than 0.5 GB
I used Ddos and mod_evasive20.so
<IfModule... (0 Replies)
I have five directories, dir1 to dir5
for each directory, I have all same number-named folders. There are four types of folders, {1..10}, {20..30}, { 40..50}, {60..70}
Now for each types of folder, I will do the same thing, here is the code
for i in {1..5}
do
cd dir$i
mkdir temp1
for... (5 Replies)
Hi
this is my SQL script
$ wc -l insert_into_customers.sql
85601 insert_into_customers.sqlI wish to cut this file into 9 files each 10000 lines (the last one less)
$ wc -l insert_into_customers_00*.sql
10000 insert_into_customers_001.sql
10000 insert_into_customers_002.sql
... (1 Reply)
Problem Statement:-
I need to search a particular `String Pattern` in around `10000 files` and find the records which contains that `particular pattern`. I can use `grep` here, but it is taking lots of time.
Below is the command I am using to search a `particular string pattern` after... (3 Replies)
Hi,
I am just new to scripting but got to write a complex scipt please help. i need a shell script which can check the list of data listed in a txt doc and see if they belong to any of the groups that are listed in other list file.... (5 Replies)
G'day all,
I'm have tons of image files I need to process, but I don't need to process all of them and it would take a long time to process them all if I don't have to.
The images are arranged in folders like this...
folder1/RawData
folder2/RawData
folder3/RawData
...
folderN/RawData
... (2 Replies)
Hi,
My requirement is,there is a directory location like:
:camp/current/
In this location there can be different flat files that are generated in a single day with same header and the data will be different, differentiated by timestamp, so i need to verify how many files are generated... (10 Replies)
I have three files as an input and I need to rearrange this input to match the rules by which the processing program consumes the data.
My files are:
/tmp$ cat F
# file -1-
FS00|0|zero-zero|
FSTA|0|10|
FSTA|0|12|
FSTA|0|15|
FSTA|0|17|
FS00|3|negative|
FSTA|3|-1|
FS00|5|regular|... (2 Replies)
Discussion started by: migurus
2 Replies
LEARN ABOUT LINUX
envext
ENVEXT(1) The Canonical Csound Reference ENVEXT(1)NAME
envext - Extracts the envelope of a file to a text file. .
SYNTAX
envext [-flags] soundfile
csound -U envext [-flags] soundfile
INITIALIZATION
soundfile - Name of the input soundfile.
The following flags are available for envext (The default values are stated in parenthesis):
-o fnam Name of output filename (newenv)
-w size (in seconds) of analysis window (0.25)
The envext utility generates a text file containing time and amplitude pairs by finding the absolute peak within each window.
EXAMPLE
Using the command (while in the manual directory):
csound -U envext examples/mary.wav
will produce the a text file containing the following:
0.000 0.000
0.000 0.000
0.250 0.000
0.500 0.000
0.750 0.000
1.249 0.170
1.499 0.269
1.530 0.307
1.872 0.263
2.056 0.304
2.294 0.241
2.570 0.216
2.761 0.178
3.077 0.011
3.251 0.001
3.500 0.000
Which shows the time for the peak amplitude within each measured window.
CREDITS
Author: John ffitch
1995
AUTHORS
Barry Vercoe
MIT Media Lab
Author.
Dan Ellis
MIT Media Lab,
Cambridge
Massachussetts
Author.
COPYRIGHT 5.07 06/23/2009 ENVEXT(1)