That's not possible, I'm afraid, you can use /usr/bin/env as shebang to find the user's preferred command, or rather, the command in the user's environment. But you can't "change" the shebang dynamically.
I'd go for something like this
or something along the lines of that.
Listen, if you know a bit of programming in C and need to program unix-type operating systems the next transitive stage is for sure C++. However, have in mind that Java is like learning C but 99% object-oriented(o.o.) and with no pointers or memory-management tricks. It would be good for you to see... (5 Replies)
I know that the rules say no school questions but I am in advanced topics and am going to go to college for programming and I want to find a easy first OS to start me out, please help, thanks (3 Replies)
There are soo many flavors of linux and i just cant choose/find the right linux for me...
I am hopeing for a linux that is a
Workhorse
Can fit of a seires (or 1) disk(s)
Lots of features (admin/mod features)
A learning mode or a detailed tutorial
Can work side by side with windows... (12 Replies)
I would like to choose an OS which is both very secure and very stable.
Which one of these 2 would be the best option: FreeBSD or Solaris 10 ?
I plan to use this OS as a very basic desktop pc using: a word processing program, emule/amule/p2p and an email client such as evolution. (1 Reply)
Hi all
Help me find the best distro for the following configurations:
Intel pentium IV 1.6 Ghz
128 MB RAM :(
40 GB Hardisk with one very big partition more than 35 gb n another 2 gb partition.
windows xp is already installed but has enough free space (26gb).
Which linux will be... (0 Replies)
Dear Friends,
If I use Slackware for learning whether it will make any confusion in administering/using Redhat and SuSE since I have checked slackware is more like BSD.
Thank you. (4 Replies)
Hello Friends,
I am trying to troubleshoot one scenario for the customer. In their server configuration, each vhost has it's own user. The option is to shell access chrooted.
The question is where would be the best place to store the authorized_keys file so that we can ssh in from the... (0 Replies)
Hi,
I just ordered an Skylake NUC and will run Linux on it.
My distro of choice has been Ubuntu but I am fed up with the release cycle and would like more of a rolling release. I would say I am an intermediate level Linux user.
It's going to be a HTPC, I want to have the latest kernels... (0 Replies)
Discussion started by: rthorntn
0 Replies
LEARN ABOUT OSF1
whereis
whereis(1) General Commands Manual whereis(1)NAME
whereis - Locates files for programs
SYNOPSIS
whereis [-bms] [-u] [-BMS directory... -f] program...
The whereis command locates source, binary, and/or reference page files for the specified program program.
OPTIONS
The -b, -m, and -s options can be used in combination to restrict the search. Searches for an executable program. Searches for the refer-
ence page for a program. Searches for the sources of a program.
Use the -B, -M, and -S options to change or limit the places whereis searches. Specifies the binary directories to search. Specifies the
reference page directories to search. Specifies the source directories to search.
The other options that can be used with whereis are as follows: Terminates the last directory list and signals the start of program names.
Used with other options to indicate when there is no file for program in the default or specified directory or directories (source, binary,
or reference page).
DESCRIPTION
The whereis program locates source, binary, and reference pages for the specified programs. When looking for a match, the program names
are stripped of leading pathname components and any trailing extensions of the form (for example, s. resulting from the use of the Source
Code Control System see sccs(1), are also handled.
The default directories searched by the whereis command are as follows: /etc /etc/nls /sbin /usr/bin /usr/lbin /usr/lbin/spell /usr/ccs/lib
/usr/lib /usr/local /usr/hosts /usr/sbin
EXAMPLES
To find files matching cat in the default source, binary, and reference directories, enter: whereis cat To search for reference pages for
app13 in the directory /usr/local/man, enter: whereis -M /usr/local/man -f -f appl3 To find the programs in /usr/bin that do not have ref-
erence pages in /usr/share/man/man1 with source files in /usr/src/cmd, enter: whereis -u -M /usr/share/man/man1
-S /usr/src/cmd -f /usr/bin/* To find which files in the current directory either have no reference pages in the default reference
directories or have more than one, enter: whereis -m -u *
FILES
Default binary directories. Default binary directories. Default reference directories. Default source directories.
SEE ALSO
Commands: apropos(1), find(1), man(1), which(1), catman(8)whereis(1)