The command-line is the interactive interface to your shell.
1
vote
4answers
46 views
How to copy a file from a remote network to the local desktop
So I used SSH to remotely login to another computer on a network. I have many files that I would like to copy over to my local desktop.
I am trying to follow this How-to :
However, I think one ...
-1
votes
0answers
26 views
Proxy server security [on hold]
Which command should I use to change the password and username of my proxy server? The proxy server runs of freeBSD
8
votes
2answers
296 views
disable CTRL-D window close in terminator (terminal emulator)
I am often logged in through multiple SSH sessions. To logout from my sessions, I press CTRL+d, until I am back on my local machine.
However, sometimes I press once too many, and my terminal exits.
...
7
votes
6answers
661 views
How to read first and last line from cat output?
I have text file. Task - get first and last line from file after
$ cat file | grep -E "1|2|3|4" | commandtoprint
$ cat file
1
2
3
4
5
Need this without cat output (only 1 and 5).
~$ cat file | ...
3
votes
1answer
25 views
Concatenate in a PDF the first page of several odt files alphabetically
I have, in the same directory, several odt files.
I'd like to have in one PDF document the first page of these odt files, sorted alphabetically based on their filename.
For example, if I have these ...
3
votes
0answers
71 views
Command-line incremental backup tools
Which command line backup tool(s) has the best compression ratio? I want to backup my entire system, including media files, text files etc.
I found this list on the Arch wiki site but I don't know ...
2
votes
1answer
34 views
How to transform a text file into a picture
If I have a plain text file, how can I convert it to an image file through the command line? (and preserve the layout of the ASCII art in it)
2
votes
2answers
48 views
Use output from head to copy files with spaces
I have 11 files with spaces in its name in a folder and I want to copy the newest 10. I used ls -t | head -n 10 to get only the newest 10 files. When I want to use the expression in a cp statement I ...
2
votes
2answers
32 views
Is it possible to obtain OS X versions of Unix tools on modern Linux distributions (like Ubuntu or RedHat)?
I have observed that there are often subtle and often annoying differences between the default versions of certain command line tools like paste and sed on modern distributions of Linux versus OSX. ...
2
votes
2answers
85 views
“cat” command: how to automatically escape everything that might be a violation?
If you copy the contents of
httpd.conf
and then paste it into a cat command.. such as this one..
#!/bin/bash
cat > /test << EOF
pasted here..
EOF
you run into this error:
-bash: ...
3
votes
2answers
79 views
change url of web browser thru command line?
Is there some way to change the current url (of current tab or an specific tab) of a running web browser (any) thru command line?
It can be any browser that run on linux, preferably if it is light ...
2
votes
1answer
47 views
How to enable double tab autocompletion list in bash?
I've worked in Linux before where when I press tab it autocompletes until it becomes ambiguous. If I pressed tab twice at that point it would give me a list of all possible completions.
My current ...
5
votes
1answer
97 views
Strange kind of “stealth” directory on Linux
I am in a Linux machine and am working with a directory that is aptly named "stealth", because it runs and hides! Take a look at this behavior:
bash-3.2$ ls /net
bash-3.2$ ls -la /net
total 4
...
1
vote
3answers
70 views
copying files with particular names to another folder
I have a folder with a lot of files. I want to copy all files which begin with of these names (separated by space):
abc abd aer ab-x ate
to another folder. How can I do that?
0
votes
1answer
31 views
Download all source files for a webpage
I want to download the source files for a webpage which is a database search engine. Using curl I'm only able to download the main html page. I would also like to download all the javascript files, ...
0
votes
0answers
57 views
Strange output in terminal without pressing return key [closed]
I typed:
$ \tab \tab
and I get a list of files numbered in this way:
1) [path]
2) [path]
.
.
.
they are grouped by directory, but not ordered. What did I do? I didn't press return and if I ...
2
votes
0answers
17 views
rlwrap-like tool with command autocompletion
I am often using rlwrap sqlite database.sqlite to browse an SQLite table. It works great but I would like to have a tool that would create an index tables (and possible its columns as well) and let me ...
5
votes
1answer
71 views
What's the easiest way to resize an ext4 partition from the command line?
What's the easiest way to resize an ext4 partition (or any type partition depending on the method) from the command line (potentially with the fewest commands, but also the easiest to understand)?
...
0
votes
3answers
48 views
how to export all numbers that are unique in few text files into another file?
I have a.txt,b.txt,c.txt. Each has different numbers as below:
a.txt:
12
14
111
1
15
2
b.txt
12
18
22
23
1
2
c.txt
12
14
15
16
17
1200
The output should contains all the numbers from ...
4
votes
2answers
34 views
NFS: share with all clients except one
I want to share a folder with all the network's clients except only one.
This is my current /etc/exports file:
/opt/resources *(rw,async)
What should I add to prevent the client 192.168.1.24 ...
3
votes
2answers
50 views
Mounting Disk Image in Raw format [duplicate]
While Trying to mount a disk image in Raw(dd) format using the following command
mount nps-2010-emails.dd /media/manu/
I get the following error message
mount: you must specify the filesystem ...
5
votes
1answer
28 views
How to get rid of unnecessary lines in gnuplot
So I'm pretty new to using gnuplot, and my code looks like this:
set isosamples 40
unset key
set title "Radial Matrix Elements"
set xrange [1:15]
set yrange [1:15]
set xlabel "n1*"
set ylabel "n2*"
...
1
vote
0answers
12 views
Conversion of disk image from Encase (E01) to Raw format [closed]
I am trying to convert from EnCase to Raw format using instructions given on this page.
The following takes place:
manu@ubuntu:~/Downloads$ ewfexport nps-2010-emails.E01
The program 'ewfexport' is ...
4
votes
3answers
72 views
Achieving hexdump-like format, that includes binary strings, on the command line?
I really like hexdump, especially because you can define a custom format; say:
$ echo -e '\x00\x01\x02\x03' | hexdump -v -e '1/1 "%_ad: "' -e '4/1 "%02X "' -e '1/1 " : "' -e '4/1 "%_p"' -e '1/1 "\n"'
...
0
votes
1answer
23 views
Mount a file collection in a linux environment
I am presently working as a summer intern.
My first objective is, given a collection of files, recover and identify the file types present in it.
To download sample pseudo-forensics data I have been ...
16
votes
9answers
1k views
Run two commands on one argument (without scripting)
How can I perform two commands on one input, without typing that input twice?
For example, the stat command tells a lot about a file, but doesn't indicate its file type:
stat fileName
The file ...
3
votes
1answer
57 views
Compare two files strictly line-by-line, without insertions or deletions
I have two files that essentially contain a memory dumps in a hex format. At the moment I use diff to see if the files are different and where the differences are. However, this can be misleading when ...
1
vote
3answers
31 views
How to remove all FIFO files with a shell command
I can't find a shell command to remove all the FIFO files inside a directory. In fact, for the removal of directories, the rm command offers the options -d, --dir, but for FIFOs it offers no option.
...
3
votes
1answer
31 views
Get a Kerberos service ticket from the command line
I am in the process of debugging a Kerberos setup. I have a valid krb5.conf and I can call kinit USERNAME to get a Ticket Granting Ticket (TGT):
Credentials cache: /root/krb5cc_root
Default ...
1
vote
0answers
44 views
Copy files to parent directory using relative pathnames [closed]
If I'm in the current working directory of oxford. How would I copy outline.doc, and place it into the sample_dir directory using relative pathnames?
I've tried
cp outline.doc ../outline.doc
2
votes
1answer
199 views
Why did this command delete every package?
I was trying to get a Windows program to run on PlayOnLinux and after it didn't work I went to remove Wine with this command:
sudo apt-get remove --purge wine*
and without thinking I agreed ...
0
votes
0answers
46 views
RHEL & SUSE 2014 CPU & storage benchmarking tools
I have hundreds of Linux servers that we need to benchmark the CPU & Storage on. RAM & Networking would also be good.
If possible I would to avoid installing a large suite, but not totally ...
2
votes
2answers
86 views
View contents of magnet URL via command line?
Is there any way to view the contents of a magnet URL using command line?
I've tried aria2c which can view the contents of a torrent file but doesn't seem to show contents of magnet URLs.
1
vote
2answers
43 views
How to locate a file in a directory
How can I locate a file using locate in CentOS under a specific directory from terminal?
Locate search the whole database!
0
votes
1answer
46 views
How to get list of urls from a URL recursively with filtering
I want to get list of URLs that contains vimeo.com from a web site recursively by a command , so that I can pipe it to vimeo_downloader.sh.
I prefer to use wget, but also I'm happy with other ...
0
votes
0answers
33 views
Unix gunzip decompression [closed]
So this is a very annoying problem,
I have a file in the Linux terminal
ERR091571_1.fastq.gz
And I run gunzip on it to decompress the file...
gunzip ERR091571_1.fastq.gz
But all that happens is ...
1
vote
2answers
64 views
How do I get the shell on the screen?
I'm completely new to Linux. I've googled but I can't find the keyboard shortcut command for this anywhere. I tried Ctrl-Alt-F3 from the graphical desktop, but it takes me to a login screen. Back on ...
0
votes
3answers
85 views
Telnet on Linux Server
I want to know if it is necessary to have telnet enabled on both sides of machines to get telnet connection.
Here's the issue: I am trying to telnet some public IP on port 80 from a Linux web server ...
4
votes
1answer
36 views
POSIX usage standards for requiring at least one optional arg
So, I'm writing a CLI for an API, and I ran into a point where one of the commands support has two optional arguments, id and fields
I want to know how to show that these arguments are optional, BUT, ...
5
votes
1answer
369 views
What exactly are commands? How to identify? [duplicate]
I want to know what exactly are Linux commands? & how to identify and locate them?
2
votes
5answers
164 views
Listing files greater than particular timestamp in file name?
I have a directory in linux which has a list of log files where log files get auto generated if some job runs. Each log file gets appended with the timestamp like "JobName_TimeStamp"
UPDATED:
...
1
vote
0answers
21 views
Changing KDE's mouse theme and buttons settings from a shell script
I'm trying left handed mousing, and I want to be able to easily switch between right handed mode and left handed mode. There is a utility for Windows called SwapMouseButtons that allows to bind a key ...
3
votes
0answers
41 views
Read out pulseaudio volume from commandline? (I want: “pactl GET-sink-volume”)
I want to read out the volume level I can set with
pactl set-sink-volume $SINK $VOLUME
Is there an easy way to do that?
As easy as the hypothetical
pactl get-sink-volume $SINK
?
(What I'm ...
3
votes
1answer
49 views
How does SSH display the message “The authenticity of host .. can't be established”?
I wanted to trace down the system call used by ssh to output this warning message:
> ssh root@abcde
The authenticity of host .. can't be established.
If the message were sent to stderr or ...
0
votes
2answers
88 views
Unable to telnet public ip on port 80
We are facing a communication problem between the public and our private network.
We have a Linux based web server behind a firewall and an internet router. As part of some integration, our web portal ...
14
votes
1answer
296 views
Is there a way to search manpages for typical use scenario?
I have a relatively small brain, so there is a limit to what I can store up there. I have been using Linux semi-pro-amateur for a few years and still I am amazed at how little commands I know.
Simple ...
1
vote
1answer
38 views
With mv, possible to put a time dependence on files mv'ed?
Let's say there's a specific time and date I have in mind. All files last edited before this date I want to keep in the directory but all files that have been edited since this date I want to mv ...
2
votes
1answer
37 views
Getting a list of WiFi networks nearby when the adapter is in AP mode
I am trying to get a list of wireless networks nearby while the adapter is acting as an access point but iwlist returns the following error:
$ sudo iwlist wlan0 scan
wlan0 Interface doesn't ...
0
votes
2answers
89 views
An alternative to `xdotool type`
Is there an alternative to
xdotool type "a string"
It will be more useful if it is not an X11 app. Because X11 apps seem to be more vulnerable.
Note: I will not use it in a terminal window. So ...
0
votes
1answer
99 views
Proper escaping of double quotations for curl post data?
I'm trying to test out a server, by sending it JSON data and reading the response.
I need to POST data like {"item":"value with spaces"} but when I use curl I find that it sends the backslashes as ...
