10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello,
I am trying to concatenate a string in a bash script like this:
runCmd="docker run -e \"IMAGE_NAME=$IMAGE_NAME\" "
env | grep "$ENV_SUFFIX" | while read line; do
envCmd="-e \"${line}\" "
runCmd=$runCmd$envCmd
echo $runCmd # here concatenation works fine
done
echo... (3 Replies)
Discussion started by: czabak
3 Replies
2. Red Hat
I'm converting a binary file to ASCII using c code.
The folllowing block of code prints correct double value 00000.000000000 on HPUNIX platform.
longi double;
/* C79 - Price Per Minute */
memcpy(&longi,&rbuff,8);
fprintf(wfp,"%015.9f ",longi);
prints : 00000.000000000
... (6 Replies)
Discussion started by: krk
6 Replies
3. Shell Programming and Scripting
Trying to find out whether there is a limit for the number of records that can be stored in a variable I set up this small script:
#!/usr/bin/ksh
for ((i = 1; i < 21; i++))
do
n=$(($i*100))
echo "Trying $n records:"
recs=$(head -$n error.log)
echo "$recs" | wc
done ... (9 Replies)
Discussion started by: Cochise
9 Replies
4. Shell Programming and Scripting
Hi,
I want to start MY_PROGRAM in a bash script with additional parameters given in the CONFIGURATION_ARRAY.
IFS="'"
CONFIGURATION_ARRAY=( '-N 0 -m 0' '-N 0 -m 1' )
for configuration in ${CONFIGURATION_ARRAY}
do
//DEBUG
N=${configuration%-*} //-N 0
M=-${configuration##*-} //-m 0... (5 Replies)
Discussion started by: xraystorm
5 Replies
5. Shell Programming and Scripting
I have a question about the type of this variable
checkU= sudo cat /etc/passwd: grep $uname: wc -l
I write a script to check the existent of username that get from the keyboard. If there is no username,it will create the username else it show the 'Duplicate name" message.
The problem is it... (4 Replies)
Discussion started by: thsecmaniac
4 Replies
6. Shell Programming and Scripting
So, I'm making a little awk script that generates a range-based histogram of a set of numbers. I've stumbled onto a strange thing. Toward the end of the process, I have this test:
if ( bindex < s )
"bindex" is the "index" of my "bin" (the array element that gets incremented whenever a... (2 Replies)
Discussion started by: treesloth
2 Replies
7. Shell Programming and Scripting
Hello experts,
How we can find out,that what is type of a scalar variable? i.e a scalar var contain a number or a string.
Thanks in advance. (8 Replies)
Discussion started by: Zaxon
8 Replies
8. Shell Programming and Scripting
Hello:
Is there any way to tell the type of a passed or entered variable, if it is a string or integer,...etc.
Thanks a lot (2 Replies)
Discussion started by: aladdin
2 Replies
9. Shell Programming and Scripting
hello all how can i get the type of variable in perl like
typeof(var); in javascript for instance ? to know if the variable is int or string ? (2 Replies)
Discussion started by: umen
2 Replies
10. Shell Programming and Scripting
Dear All,
I am trying to write an script to calculate geometric centre of selected residues of a protein structure. Say I have a PDB file (a text containing the x, y, and z coordinates of atoms of a protein). I want to extract the X coordinates of the atoms belonging to the interested residues... (2 Replies)
Discussion started by: siavoush
2 Replies