10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Dear experts,
I am writing a bash script. At some point of the program I need to have 'for' loop. For simplicity I tried with some other simple code. The format of the loop is given below.
k=51
m=55
for j in {$k..$m};do
w=$(($j+2))
z=$(($j+9))
echo "$w, $z"
done
But my... (4 Replies)
Discussion started by: vjramana
4 Replies
2. Shell Programming and Scripting
Dear All,
I have the following awk script.
#!/bin/bash
sh stdev.cmd data.file | awk '{print $2}' > out.data
read d < out.data
echo $d
awk '{print $1,$2- $f}' new > newz
The script runs "stdev.cmd" and output a file "out.data" and the value of the... (2 Replies)
Discussion started by: Yacob_123
2 Replies
3. UNIX for Dummies Questions & Answers
Hi,
I'm pretty poor at using UNIX but I'm learning. Please help me with these simple problems! Much appreciated!
1. I've changed my shell from bash to csh but I prefer bash. How do I change back? I've tried using chsh -s but it's not working!
2. I'm trying to download TopCat. I've done... (2 Replies)
Discussion started by: SimonWhite
2 Replies
4. Programming
hello,
i'm trying to write a C-program that reads a file line by line.
(and searches each line for a given string)
This file is an special ASCII-database-file, with a lot of entries.
I checked the line with most length, and it was about 4000 characters.
With google i found several... (4 Replies)
Discussion started by: p1cm1n
4 Replies
5. Shell Programming and Scripting
hi people;
i have a text, iptables.txt and values are as follows inside: (seperators are TAB)
10.15.2.2 2 40 10.15.3.3 1 10 10.32.2.1 3 40 10.33.6.7 2 50
10.16.3.2 1 60 10.11.3.9 1 20 10.19.2.1 1 80
10.16.9.9 3 20
10.29.7.9 2 90 10.33.2.7 3 40
......
i... (5 Replies)
Discussion started by: gc_sw
5 Replies
6. Shell Programming and Scripting
Hello!
I have somo problems with simple scripts like this:
#!/bin/bash
echo -n "Enter your name and press : "
read var_name
echo "Your name is: $var_name"
When I try to run it, this error occurs: ':not a valid identifier var_name.
Why?? (I work in cygiwin)
Is there anybody out... (10 Replies)
Discussion started by: blianna
10 Replies
7. UNIX for Dummies Questions & Answers
I need to chmod a bunch of files with a specific extension in one directory.
If I understand correctly first I would run ls command like this
ls -R | grep .mp3 > /tmp/list
once I have the output file I should be able to run a loop to chmod all the files in the list created.
This is where... (5 Replies)
Discussion started by: eugenes18t
5 Replies
8. Shell Programming and Scripting
I am trying to get a script working that will perform a simple database lookup using the join command.
Here are the two files that I am trying to join:
% cat lookup1.txt
Number_1 Other_data_a
Number_5 Other_data_b
Number_8 Other_data_c
Number_10 Other_data_d
% cat... (2 Replies)
Discussion started by: JasonHamm
2 Replies
9. Shell Programming and Scripting
Hi expert,
I'm using csh
Code:
#!/bin/csh
set x = 0
set number = `awk '{array=$0} END {print array;}'`
i want to use for loop to store data to $number repeatly
untill x = 23
How to use c shell for loop? (2 Replies)
Discussion started by: vincyoxy
2 Replies
10. Shell Programming and Scripting
i have the following process running in background:
when i give "ps -lef"
------------------------------------------------------------------------
user2
user1
user1
user3
user1
user4
user5
user4
user3
user4
user2
user1
user1
user3
user1
user4 (3 Replies)
Discussion started by: ali560045
3 Replies
OCI_FIELD_NAME(3) OCI_FIELD_NAME(3)
oci_field_name - Returns the name of a field from the statement
SYNOPSIS
string oci_field_name (resource $statement, mixed $field)
DESCRIPTION
Returns the name of the $field.
PARAMETERS
o $statement
- A valid OCI statement identifier.
o $field
- Can be the field's index (1-based) or name.
RETURN VALUES
Returns the name as a string, or FALSE on errors.
EXAMPLES
Example #1
oci_field_name(3) example
<?php
// Create the table with:
// CREATE TABLE mytab (number_col NUMBER, varchar2_col varchar2(1),
// clob_col CLOB, date_col DATE);
$conn = oci_connect("hr", "hrpwd", "localhost/XE");
if (!$conn) {
$m = oci_error();
trigger_error(htmlentities($m['message']), E_USER_ERROR);
}
$stid = oci_parse($conn, "SELECT * FROM mytab");
oci_execute($stid, OCI_DESCRIBE_ONLY); // Use OCI_DESCRIBE_ONLY if not fetching rows
echo "<table border="1">
";
echo "<tr>";
echo "<th>Name</th>";
echo "<th>Type</th>";
echo "<th>Length</th>";
echo "</tr>
";
$ncols = oci_num_fields($stid);
for ($i = 1; $i <= $ncols; $i++) {
$column_name = oci_field_name($stid, $i);
$column_type = oci_field_type($stid, $i);
echo "<tr>";
echo "<td>$column_name</td>";
echo "<td>$column_type</td>";
echo "</tr>
";
}
echo "</table>
";
// Outputs:
// Name Type
// NUMBER_COL NUMBER
// VARCHAR2_COL VARCHAR2
// CLOB_COL CLOB
// DATE_COL DATE
oci_free_statement($stid);
oci_close($conn);
?>
NOTES
Note
In PHP versions before 5.0.0 you must use ocicolumnname(3) instead. This name still can be used, it was left as alias of
oci_field_name(3) for downwards compatability. This, however, is deprecated and not recommended.
SEE ALSO
oci_num_fields(3), oci_field_type(3), oci_field_size(3).
PHP Documentation Group OCI_FIELD_NAME(3)