A='ghw//yw/hw///??u'
echo ${A//[^\/]} | wc -L
# ${VAR//<string>} means remove every occurence of <string> in VAR
# the regex [^\/] means anything but not slash (it must be escaped by \)
Dears,
I would like to count the number of "(" and ")" that occur in a file.
(syntax checking script). I tried to use "grep -c" and this works fine as long as there is only one character (for which I do a search) on a line.
Has anyone an idea how I can count the number of specific characters... (6 Replies)
I have a comma delimited file that roughly has 300 fields. Not all fields are populated.
This file is fed into another system, what I need to do is count the amount of characters in each field and give me an output similiar to this:
1 - 6,2 - 25
The first number is the field and the second... (2 Replies)
I want to list the occurence of particular characters in a line. my file looks like this
a,b,c,d
e,f,g
h,y:e,g,y s
f;g,s,w
and I want to count how many commas are in each line so the file in the end looks like this:
a,b,c,d 3
e,f,g 2
h,y:e,g,y s 3
f;g,s,w ... (2 Replies)
Hi All,
I need some help in counting the number of letters in a big file with separations.
Following is the file I have
>AB_1
MLKKPIIIGVTGGSGGGKTSVSRAILDSFPNARIAMIQHDSYYKDQSHMSFEERVKTNYDHPLAFDTDFM
IQQLKELLAGRPVDIPIYDYKKHTRSNTTFRQDPQDVIIVEGILVLEDERLRDLMDIKLFVDTDDDIRII... (6 Replies)
Ok say I wanted to count every Y in a data file.
Then set Y as my delimiter so that I can separate my file by taking all the contents that occur BEFORE the first Y and store them in a variable so that I may use this content later on in my program. Then I could do the same thing with the next Y's... (5 Replies)
I do have a big file in the following format
>A1
ATGCGG
>A2
TCATGC
>A3
-TGCTG
The number of characters will be same under each subheader and only possible characters are A,T,G,C and -
I want to count the number of A's, T's,G's, C's & -'s vertically for all the positions so that I... (5 Replies)
Hi All, here's a question from newbie
I have a data like this, which set of small DNA sequences separated by new line
GAATCCGGAAACAGCAACTTCAAANCA
GTNATTCGGGCCAAACTGTCGAA
TTNGGCAACTGTTAGAGCTCATGCGACA
CCTGCTAAACGAGTTCGAGTTGAANGA
TTNCGGAAGTGGTCGCTGGCACGG
ACNTGCATGTACGGAGTGACGAAACCI... (6 Replies)
Discussion started by: amits22
6 Replies
LEARN ABOUT DEBIAN
cvm-sql
cvm-sql(7) Miscellaneous Information Manual cvm-sql(7)NAME
cvm-sql - CVM SQL Framework
QUERY SUBSTITUTION
$VAR and ${VAR} are replaced with the quoted value of the environment variable named VAR. Use the second form when VAR contains anything
other than alpha-numeric or underscore (_) characters. Do not include quotes in the query. The variables account and domain contain the
account and domain names given by the CVM client. $$ is replaced with a single dollar sign.
QUERY RESULTS
The query must produce the following fields exactly in order. All required fields must not be null or empty.
1. Password, encrypted with crypt(3) (required)
2. Actual account name (required)
3. User ID (integer) (required)
4. Group ID (integer) (required)
5. Directory (required)
6. Real name (optional)
7. Login shell (optional)
8. Group name (optional)
9. Domain name (optional)
10. System account name (optional)
11. System account directory (optional)
12. Mailbox path (optional)
DEFAULT QUERY
SELECT password, username, userid, groupid, directory, realname, shell, groupname, domain, sys_username, sys_directory FROM accounts WHERE
username=$account AND domain=$domain
SEE ALSO cvm-mysql(8), cvm-pgsql(8), cvm-pwfile(8), cvm-qmail(8), cvm-unix(8), cvm-vmailmgr(8), cvm-benchclient(8), cvm-checkpassword(8), cvm-test-
client(8)
http://untroubled.org/cvm/cvm.html
cvm-sql(7)