recall commands previously typed in a shell or other utility

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4
votes
1answer
337 views

History of commands and directories we were in

I was wondering: If I type history I can see the previous commands I typed and see what happened and perhaps keep commands as reference. But I don't know in which directory I was when I typed the ...
4
votes
0answers
186 views

How to preserve bash history in multiple terminal windows [duplicate]

Possible Duplicate: Preserve bash history in multiple terminal windows While working, usually I have multiple terminal windows open (or tabs). I use konsole, but it could be few ssh sesions to ...
3
votes
4answers
909 views

Prevent a command from being executed after another command

I would like the shell to warn me for potential errors I'm about to make. How can I prevent a command cmd2 from being executed after cmd1. For example: $ tar tf file.tar $ rm !$ Here, I just ...
3
votes
3answers
237 views

fish: sudo: !!: command not found

I have fish installed in my Linux Mint DE. I really like how fish makes things easier and it looks so pretty although I haven't find a correct answer about why I can't execute: sudo: !!: command not ...
3
votes
1answer
525 views

Why does the history command do nothing in a script file?

If I create a file containing #!/bin/bash history and run it, I get no output. Running it manually in a terminal or sourceing the script file does produce output. Why does history not work from ...
3
votes
2answers
173 views

Can I delete .bash_history without sudo?

I don't want it to do it to my system, but I am wondering, is it possible to delete .bash_history? And if yes, then can you bring it up again or there will be no history ever again? Also, is the ...
3
votes
2answers
1k views

Searching command history

I search the terminal command history by pressing Ctrlr but what if: This is an old command This is an | less -S older command I press Ctrlr and then I type "this is an" and the old command commes ...
3
votes
4answers
297 views

Change working directory of 2 terminals at once

I've typically have gnome-terminal open with ~8 tabs, using 2 consecutive tabs for the same task (one has emacs, the other is used to do git checkins and unittest runs and so). When changing tasks, I ...
3
votes
3answers
190 views

Persistent shell arguments

I often find myself running a series of commands on a single set of arguments. For example: $ nmap -Pn -sS 192.168.1.5 $ ssh 192.168.1.5 $ curl 192.168.1.5 $ wget -r 192.168.1.5 This can be sped ...
3
votes
2answers
193 views

Is it possible to transfer the history of commands from one system to another?

I am going to have all my data transferred to a new PC. Is it possible to transfer the command history of the previous Linux to the new system as well? So that when I type the history command, I get ...
3
votes
2answers
459 views

Where is the setting that disallows duplicate command history?

Let's say I type the following sequence of commands: $ cd $ ls $ ls When I go back in history by pressing up twice, I end up with cd, instead of ls. I've noticed this isn't always the case, so it ...
3
votes
3answers
1k views

How to set the number of commands history recalls

I am using bash. To browse my command history I am calling the history command which I believe is calling the Gnu program of the same name. (I don't know if there's a better bash specific way). In ...
3
votes
4answers
1k views

Shell: How do I get the last argument the previous command when it was detached?

Within the shell, typing ALT+. or using !$ recalls the last passed argument of the previous command. I use this all the time, but how do you do that when you detached the previous command? $ do-...
3
votes
2answers
2k views

Keep all commands in bash history?

I have the opposite question to this. How do I keep all commands in bash history? In Ubuntu since quite some time now, the default for bash is to forget commands with non success exit code. This is ...
3
votes
3answers
2k views

How to exclude some commands from being stored in TCSH history?

I store my commandline history in TCSH, but I want to prevent certain frequent, simple commands like "exit", "cd" to be included in the history (the history holds only a fixed number of commands, so I ...
3
votes
2answers
39 views

Is there a shortcut to rerun a command with arguments from last command (not cd, ls or echo)

Searching through passed Logfile with something like this: cat /path/to/logfile | grep -iEw 'some-ip-address-here|correspondig-mac-adress-here' This gives me all the passed log lines until now so ...
3
votes
3answers
1k views

Copy command from history to bash prompt

Sometimes I'd like to get some command from history output, copy it to bash prompt, make some changes and run it. Is there a way to copy command from a history output to bash prompt without involving ...
3
votes
1answer
65 views

What does !# (exclamation hash), !$:r:r (exclamation dollar colon r), !#:t (exclamation hash colon t) mean in the below bash commands?

I have been trying to install a Nagios package and stumbled upon these weird bash expansions on a guide here. Can someone help me understand what do the expansions mean? A wiki link would also be ...
3
votes
1answer
205 views

Replace the last word of last command but keep the first

Assuming I have a script for grepping through a bunch of files with certain options and run this script with many different words: $ mygrep worda [output] $ mygrep wordb [output] $ mygrep wordc [...
3
votes
1answer
693 views

Searching history forward after backward?

In bash, when I hit Ctrlr, I can search the command history backward. If I would like to search forward again, what shall I do? I hit Ctrls, but it doesn't work. My bash is GNU bash, version 4.2.25(...
3
votes
2answers
683 views

Bash's declare -p HISTIGNORE brings bash to a halt! Why?

Executing the following code in GNU bash, Version 4.2.45(1)-release (x86_64-redhat-linux-gnu), Fedora 19 ... shopt -s extglob export HISTIGNORE="!(+(!([[\:space\:]]))+([[\:space\:]])+(!([[\:space\:]])...
3
votes
1answer
6k views

How do I set an unlimited size to the history file for tcsh?

This is a follow-up question to Is there a maximum size to the bash history file?. Unfortunately, it doesn't work with the atmospheric science department computers, as they use tcsh rather than bash....
3
votes
4answers
78 views

Sticky entries in shell history

Is there a way one could make some commands "sticky" in a shell history? I want to save some favourite commands that would be searchable with Ctrl+R, like the rest of the history, but they should ...
3
votes
2answers
74 views

Inconsistent Bash history

On this Debian Jessie installation, Bash history seems to be behaving inconsistently in Gnome Terminal: $ echo $USER me $ echo $HISTFILE /home/me/.bash_history $ grep browser ~/.bash_history browser-...
3
votes
1answer
693 views

History in the Almquist shell in the NetBSD

In NetBSD /bin/sh is a modified version of the Almquist shell. With the command fc -l it is possible to view the last 16 commands typed in the prompt in the current session and not the older ones. ...
3
votes
2answers
144 views

How to show last command with expanding function in bash

I'm using function like this. $ find-grep () { find . -type f -name "$1" -print0 | xargs -0 grep "$2" ; } After I type: $ find-grep *.c foo I want to get expanded last command string. In this ...
3
votes
1answer
2k views

Root complete history commands

Where can I get root's history except besides .sh_history? I've gotten some information but only from .sh_history and the history command.
3
votes
2answers
43 views

Protect session log from being written again by anyone

We have implemented a workaround to save command history in a new file for each user session for audit purpose. So each session file is identified by the start time and the username. The problem: The ...
3
votes
4answers
400 views

How to remove the last command (or current command for bonus) from zsh history

Sure there's a super simple smart way to do this, but since history in zshell seems to be aliased to fc, there's no way to use the tricks mentioned in How to remove a single line from history?. Any ...
3
votes
1answer
252 views

How to cancel and keep reverse-i-search?

Often I fail to find something with reverse-i-search but want to keep what I have already written. For example, typing pdflatex fails to complete to pdflatex mydocument.tex. If I then cancel it with ...
3
votes
1answer
422 views

move back to the end of bash history when using reverse search?

I keep fairly long bash history and sometimes when I search for something with bash reverse search function(Ctrl+r) I end up at the beginning of search history and I still did not find what I needed ...
3
votes
1answer
1k views

Never clear .bash_history (HISTFILE)

Is there any command that I could use that makes .bash_history never clear itself? After a certain amount of commands it just clear itself. I think this works but I'm not sure? HISTFILESIZE=...
3
votes
1answer
376 views

Search Alt+F2 history in Cinnamon desktop environment

I wonder if there's some way to search the Alt+F2 "runner" history most preferably within the dialog itself. I know that in Cinnamon the values are available in dconf-editor under org.cinnamon command-...
3
votes
1answer
53 views

How to revert direction for last parameter shortcut?

I can append a last used parameter via the keyboard shortcut Alt + . yet sometimes, I type too fast and miss my actual target. If I wanted to go back one instance, is there a way to do it? I ...
3
votes
1answer
91 views

How can I prevent edited commands from overwriting the original? Or revert edits?

Often I'll execute a command in bash, press the up arrow to retrieve it from history, edit it, and execute the edit. However, sometimes I'll decide to discard the edit and run a different command or ...
3
votes
2answers
3k views

Shell - Deal with multiple command history files

Where I work, for security and auditing purpose, we have to keep one history file for each session (user, date, terminal, etc in the file name). Obviously, the HISTFILE variable, is set to read only (...
3
votes
1answer
685 views

Bash: Filter invalid commands from history, specifically passwords

Related Question, less specific: Automatic cleanup of Bash history This question focuses on a single problem. Over time, a user will eventually enter a password on the command line by accident, and ...
3
votes
3answers
556 views

Automatic cleanup of Bash history

How can Bash history be automatically cleaned up? For example Remove detectable typos from history (ls-lh does not show up in which, so it is removed, I meant to type ls -lh) Clean excessive spaces ...
3
votes
2answers
4k views

Tab autocompletion and history in tcsh

I use tcsh, and I'd like to set up the following behaviour, which I've seen on some systems in the past. If I type !string TAB then: If the history contains a unique entry beginning with string, ...
3
votes
1answer
30 views

Exit status of fc -e is the wrong way around

I'm trying to edit and recall a previous command with Bash's built-in fc command, but somehow the exit status indicates failure on successful edit, even if that is a no-op. Demo: $ uname Linux $ fc -...
3
votes
1answer
114 views

Is it possible to show the current history line number when performing reverse search in bash?

Pressing Ctrl+R and typing py results in: (reverse-i-search) `py´: python I would like it to be this way: (reverse-i-search) `py´: n python where n is the history line number. I did not find an ...
3
votes
1answer
175 views

Persistent directory stacks across sessions in zsh

I would like to share my directory stack (the one accessed with dirs) across sessions and tmux panes/windows. In the zshbuiltins man page I have found autopushd to add every directory I switch into ...
3
votes
1answer
899 views

How can I programatically add entries to Bash history and have timestamps work properly?

On CentOS 6.2 and Bash 4.1.2(1), I have added a file in /etc/profile.d which contains: HISTTIMEFORMAT='%c : ' history -s "# some text as a marker" That works insofar as the the variable gets set ...
3
votes
2answers
444 views

Is there a way to make the history when pressing up in bash shared between shells?

I've seen this answer: Preserve bash history in multiple terminal windows This works for history, but I'm wondering if there is way to extend this so pressing "up" is shared as well?
3
votes
1answer
702 views

Moving through history of commands on command line?

I used to use Up/Down to move through the history of commands. Then, a few days later it changed to Ctrl-p/Ctrl-n. Now this also doesn't work to move through the history of commands entered. How can ...
3
votes
2answers
1k views

Convert a typescript file to a list of commands (history)

I wanted to record a linux session so I could use it as documentation for a "how to install" guide. I found something on the internet that suggested that the script command would be good for this, and ...
3
votes
1answer
375 views

zsh history - full path

Suppose I do the following in zsh cd ~ cd dir1 cd dir2 cd dir3 evince foo.pdf zsh writes exactly the same in its history file. Now my question is whether it is possible to have cd ~ cd ~/dir1 cd ...
3
votes
1answer
55 views

Scroll to the last command on Terminal? (like OS X Terminal marks)

Mac OS X Terminal marks are incredibly useful. For example, when I type a command that echoes a lot output, it's easy to read the beginning with Cmd+Up. It will scroll to the last command and ...
3
votes
1answer
125 views

Why does history not overwrite but append when histappend is set to off in Bash?

Several days ago, I had one Terminal tab doing ssh, and the other doing a lot of work locally. And then I restarted the machine (on a Mac with Mavericks). When I ran Terminal again, I found that all ...
3
votes
0answers
84 views

Why does “less” sometimes forget its history

I set and exported $LESSHISTFILE and $LESSHISTSIZE but if I perform a search in one less session, close, reopen it and try to repeat my last search I get "No previous regular expression (press RETURN)...