0
votes
2answers
30 views

Why awk does not show the correct record length?

I'm concerned regarding what awk shows as the record length. I'm checking some files for a specific record length - awk shows the result I wanted, but the file size shows that each record in the file ...
1
vote
0answers
9 views

cssh intercepts F10

I am using cssh (cluster-ssh) to ssh to multiple machines simultaneously. Everything works great, except that cssh intercepts F10 key (which in cssh opens menu. This is very unfortunate, because I ...
0
votes
0answers
15 views

Shell script to monitor log files going over a certain size [duplicate]

Due to another issue I'm tracking down, one of my app servers occasionally starts generating a large amount of errors and then becomes unresponsive. For now, the simple solution is to restart the ...
1
vote
1answer
49 views

Still vulnerable after disabling SSLv3

I'm trying to disable SSLv3 to avoid the Poodle problem. I'm using the following instructions as a guidleine: https://access.redhat.com/solutions/1232413 I've applied the following line to my config ...
1
vote
2answers
17 views

Redirect specific e-mail address sent to a user, to other email-recipients

I'd like to know if it is possible to configure postfix to redirect to many email addresses (including the original recipient) instead of only one? Here is my scenario: When an e-mail is: Sent from: ...
3
votes
3answers
73 views

How to get whole command line from a process?

How can I get the command arguments or the whole command line from a running process using its process name? For example this process: # ps PID USER TIME COMMAND 1452 root 0:00 ...
1
vote
1answer
9 views

wc -m command in raspberry pi adding an extra number

I am writing a program on the pi using wc -m command to count the amount of letters in a string, however, it counts the letters but adds one extra. This is what I currently have. echo "enter a word" ...
0
votes
1answer
36 views

What does */13 do in a crontab?

*/n * * * * in a crontab means run every n minutes, if n divides 60 evenly. What happens for other cases, like */13 * * * *?
0
votes
0answers
6 views

what are the hash functions used by SFQ classless qdisk?

I noticed an example of creating an SFQ, in which the only parameter is perturb which is the period to switch hash function to another. I was wondering what are the hash functions used by the SFQ, are ...
2
votes
1answer
20 views

Reprepro repository is missing some files?

I'm using reprepro to package some internal files for distribution via Puppet. When the puppet clients are hitting the repository I'm seeing errors like this: [error] [client 10.20.xx.xx] File does ...
1
vote
1answer
36 views

Why does mouse and keyboard freeze when Linux swaps

I have noticed that under Linux, when there is heavy swapping, the mouse cursor freezes, and even CapsLock or Ctrl+Alt+F1 don't work. The system uses the deadline I/O scheduler but this should not ...
1
vote
0answers
9 views

Autocomplete include directories in c++

VisualStudio has some extension which checks the include directories and makes suggestions while typing. My current project uses a lot of included libraries, sometimes with rather long pathnames. ...
2
votes
1answer
156 views

What is the purpose of avahi on a RHEL 7 server?

Running a server machine with CentOS 7, I've noticed that the avahi service is running by default. I am kind of wondering what the purpose of it is. One thing it seems to do (in my environment) is ...
-2
votes
0answers
15 views

Uniqe values in a table [duplicate]

I have asked this question before but later on I realized that the answer provided by @Anthon is not working properly for me How can I find unique values in two a column table? Let me again define ...
0
votes
0answers
14 views

System not responding and ttyS0 (ttyS0) main process (1627) killed by INT signal

The system is not responding(Unable to do SSH or Telnet, even scheduled cron job is not running) if it runs for more than 5 days. The scenario is "the ssh session is opened and console is opened from ...
0
votes
0answers
20 views

Is it normal to irssi freezes when receiving dcc?

I'm running it over screen with Raspberry Pi Model B, maybe the hardware is not the best, but when a streaming begins, I am unable to type anything, even Alt + Arrow doesn't work, but changing ...
0
votes
0answers
6 views

Set a default user to be shown at startup with LightDM

Is it possible to set a default user to be shown at startup with LightDM?
1
vote
1answer
42 views

command not found via shell script but works on terminal

In my .sh file I cannot invoke ant or mv or cp commands but the same commands executes on terminal.below is my script sample.sh file #! /bin/sh cp filename.so filename_org.so android update project ...
2
votes
0answers
14 views

Position independent code: what is the difference at compile time? [migrated]

Reading through the libtool docs I wondered why we need to tell the compiler to produce position independent code. After all, the object file which is produced does not yet know where in address space ...
3
votes
1answer
24 views

dhcpd does not allow filename option with a colon in it

For some reason, tftpboot does not work with a colon in filename parameter: group { filename "node7:linux/pxelinux.0"; host machine_7a { hardware ethernet 02:01:02:02:01:11; ...
0
votes
1answer
13 views

What is the suspend procedure in KDE?

I've been reading this question, and I'm wondering what is the procedure for suspending in KDE? Whether to RAM or to disk.. When I click suspend, or close the lid, what gets triggered? What is the ...
0
votes
1answer
17 views

How to configure sendmail.postfix to relay on exchange 2010?

I'm currently trying to figure out how to configure sendmail.postfix in Red Hat 6 to work with exchange 2010 relay. I've already configured our exchange server to allow our web server to relay. What ...
1
vote
1answer
17 views

Can't install any packages on RHEL because of dependancies

Trying to install packages, and keep getting dependency errors. Already installed EPEL, IUS, REMI repos. Example: yum install gcc and I get Error: Package: ...
2
votes
2answers
169 views

Shell script written in a different shell than what my current shell

If the shell script is #!/bin/sh But the value of my $SHELL is ksh. Will it make a difference if I changed my ksh to sh, and then executed the script. ie. will a script have different behaviour ...
1
vote
0answers
13 views

Unable to Configure Quotas in RHEL6 & CentOS6- quotecheck returns error message

Unable to Configure Quotas in RHEL6 & CentOS6- quotecheck returns error message I've created new partition(/dev/sda6) and mounted it(on /hulk). Edited /etc/fstab file to give quotas on the ...
0
votes
0answers
4 views

How do I set kernel-ml default in CentOS?

I have installed kernel-ml package from http://elrepo.org/tiki/kernel-ml Now I have both the original CentOS kernel and kernel-ml. How do I set kernel-ml as default on boot? Thank you!
0
votes
0answers
13 views

How do I port this initramfs script from Ubuntu to openSUSE? [on hold]

I have an Acer C720 chromebook on which I installed openSUSE (after using Ubuntu on it for 6 months). My problem is that I can't get suspend to work. On Ubuntu I used this fix: create file ...
0
votes
0answers
21 views

Row merger due to redunt splits of a single row in Unix

Thanks for your explanation and time Avinash. The code is working as expected but my depiction of problem truned much simpler than the actual problem. Problem: I have a file which has ~5Million of ...
0
votes
0answers
18 views

Citrix Receiver fails to run on custom distro

I have a customized OS, based on lfs. GCC, glibc version of this OS matched with that of Ubuntu-13.04 I installed an application named Citrix Receiver on both OS. On Ubuntu, it runs smoothly as per ...
0
votes
0answers
21 views

to check fields in configuration file

i have configuration file in which first field is filename, second field is the column if we find the value of that column is null in the filename that is given in first column. if any of value of ...
1
vote
1answer
21 views

several virtual profiles for the same user

Many times there are several "identities" which one user uses: for work, open-source, academia etc., all require different ssh keys, editor configurations, git configs etc. I was wondering if there ...
1
vote
0answers
7 views

Establish IPSEC Tunnel between two Ubuntu 12.04 PCs over LAN

I have two ubuntu 12.04 32 Bit PCs between which I want IPSec Tunnel to be setup. I have setup ipsec in both systems and ipsec verify runs fine on both. Since I have no prior experience of openswan, I ...
0
votes
0answers
21 views

linux boot issue

I found an entry in file /etc/ld.so.conf.d/cognos.conf which stopping linux to boot in the VM. Its going to recovery mode after boot. I am not getting grub prompt and os in read only mode. Solution ...
0
votes
0answers
6 views

Installshield 11 showing bad system call(core dumped) error while installing on solaris 11 x64

I am getting bad system call(core dumped) error while installing installshield on Solaris 11 x64. How should I troubleshoot this or any breakthroughs for getting more info on this inside Solaris.
2
votes
1answer
23 views

Application that allows to show clipboard contents and its MIME type?

I'm searching for an application that can show me the details of the content of the clipboard. When copying some data into the clipboard, the data is associated with a specific MIME type. Normal text ...
13
votes
4answers
1k views

How to know what name to type to launch a program after installing it with yum/rpm?

I just installed a rpm using the following command: yum localinstall ./FoxitReader-1.1-0.fc9.i386.rpm Now, this did the trick and I could launch the app using: FoxitReader & What if ...
1
vote
0answers
32 views

CSH - if: Expression syntax error [duplicate]

There's this daemon with, for ex. 5 types in one script. Now, i want to be able to start/stop it by specifying the number of the daemon(to start one by one), OR specify "all" (to start in bulk). The ...
0
votes
0answers
22 views

Move large number of files in a directory into Subdorectories [on hold]

I've had to perform a file recovery operation recently. I've successfully run a recovery program, but it's left me with a single directory of nearly one million files, most of which are fud. I'm ...
0
votes
1answer
14 views

What driver should I use for my wireless card?

I am wondering if my internal wireless adapter of T400 has the right driver iwlwifi: *-network description: Wireless interface product: PRO/Wireless 5100 AGN [Shiloh] Network ...
1
vote
0answers
30 views

How can I dual-boot CentOS 7 and Windows on SSD/HDD drive combo?

I'm currently running Windows 7 64bit as main OS and would like to dual-boot CentOS 7. I'm currently using two drives on my system, one SSD of 120G, and one HDD of 1TB. Windows is installed and boots ...
1
vote
0answers
16 views

Change audio volume when headphones are plugged in KDE

I am working on Debian 7 with KDE Version 4.8.4. I want the volume to be reduced automatically when I plug my headphones, I know it is not a problem with my computer (at least directly) because it ...
0
votes
1answer
28 views

CSH - How to check if input is NOT number

Please help, I can only see forums with this question for Bash, KSH, and others Need to apply it on csh. to check if the inputted $2 is not number nor the word "all" if ($#argv == 2 && ($2 ...
1
vote
0answers
13 views

Linux and Embedded systems engineering [on hold]

First of all I hope everybody had a great weekend. My question is simple. Which version of linux is best suted for embedded software engineering and programming. Thank You AO!
1
vote
2answers
54 views

Installing a bz2 file

Coming from a windows platform I am a bit confused over how compressed files are installed in Linux . I am using fedora 20. Now I downloaded FoxIt pdf reader from here. I also read this post which ...
1
vote
1answer
18 views

What does the command pkill -USR1 -n -x dd mean exactly?

I am using dd to do a network transfer of a disk image to an sd card on my BeagleBone. Using pkill -USR1 -n -x dd in an ssh connection to this BeagleBone gives me a status update of the transfer ...
1
vote
1answer
9 views

How can I see processes being run by another instance of root on my Beaglebone

I am installing a Raspbian Linux image onto an sd card inserted into my BeagleBone Black. I will use this later in my Raspberry Pi. To do this, I am using the dd command from my MacBook Pro (via ...
0
votes
0answers
11 views

Reading Smart Card

I have a DB-25 connecting (RS-232) smart card reader. I'd like to pull and read the raw data stored on the smart card. Any ideas on how this can be done?
1
vote
3answers
83 views

How to sum match numbers

I'm new at scripting, and need some help. Will appreciate your answers. I got this assignment, which is to find the sum of all five-digit numbers (in the range 10000 - 99999) containing exactly two ...
0
votes
0answers
10 views

wireless adapter doesn't show up in iwconfig after unload and reload its module

I unload and load the module which I suppose to be the one for my internal wireless adapter, $ sudo rmmod iwlwifi $ sudo modprobe iwlwifi My internal wireless adapter isn't show up in iwconfig, ...
8
votes
4answers
381 views

Regular expression using \\ vs using \

Why does grep e\\.g\\. <<< "this is an e.g. wow" and grep e\.g\. <<< "this is an e.g. wow" do the same thing? If I add a third slash, it also has the same result. BUT, once I ...

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