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Shell Programming and Scripting
Determining Word Frequency of Specific Terms
Post 302294960 by richsark on Friday 6th of March 2009 08:12:13 AM
03-06-2009
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Dear all,
i need your help on this. There is a text file, i need to count word frequency for each word with frequency >40 in each line of file and output it into another file with columns like this:
word1,word2,word3, ...wordn
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hello,
Here is a program for creating a word-frequency
# wf.gk --- program to generate word frequencies from a file
{
# remove punctuation: This will remove all punctuations from the file
gsub(/_]/, "", $0)
#Start frequency analysis
for (i = 1; i <= NF; i++)
freq++
}
END
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I have file which consists below data and same file have lot of other data.
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Input file:
#read_1
AWEAWQQRZZZQWQQWZ
#read_2
ZZAQWRQTWQQQWADSADZZZ
#read_3
POGZZZZZZADWRR
.
.
Desired output file:
#read_1 3
#read_1 1
#read_2 2
#read_2 3
#read_3 6
.
. (3 Replies)
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LEARN ABOUT PHP
checkdnsrr
CHECKDNSRR(3) 1 CHECKDNSRR(3) checkdnsrr - Check DNS records corresponding to a given Internet host name or IP address SYNOPSIS
bool checkdnsrr (string $host, [string $type = "MX"]) DESCRIPTION
Searches DNS for records of type $type corresponding to $host. PARAMETERS
o $host -$host may either be the IP address in dotted-quad notation or the host name. o $type -$type may be any one of: A, MX, NS, SOA, PTR, CNAME, AAAA, A6, SRV, NAPTR, TXT or ANY. RETURN VALUES
Returns TRUE if any records are found; returns FALSE if no records were found or if an error occurred. CHANGELOG
+--------+---------------------------------------------------+ |Version | | | | | | | Description | | | | +--------+---------------------------------------------------+ | 5.3.0 | | | | | | | This function is now available on Windows plat- | | | forms. | | | | | 5.2.4 | | | | | | | TXT $type was added. | | | | +--------+---------------------------------------------------+ NOTES
Note For compatibility with Windows before this was implemented, then try the PEAR class Net_DNS. SEE ALSO
dns_get_record(3), getmxrr(3), gethostbyaddr(3), gethostbyname(3), gethostbynamel(3), the named(8) manual page. PHP Documentation Group CHECKDNSRR(3)