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Topics: bash

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File Descriptor redirection and duplication

Asked by ahmad.zuhd : 02 March 2010 - 11:26 PM
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0Answers

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Keep SSH Sessions Active, Or Reconnect?

By lazyweb : 04 February 2010 - 04:43 PM
Over on Slashdot user borjonx writes "Is it safer to log out of an SSH session, and re-establish it later, or just keep the connection open? Like many of you, I use OpenSSH to connect to my Slack...
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How to find the top domains currently being processed by your postfix mail queue.

By Jim-J : 01 February 2010 - 11:07 AM
If you want to get a glimpse of what's grinding away in your postfix MTA's mail queue, this simple bash one liner will give you the top 15 domains that it's working with: $ mailq | g...
Tags:
- postfix
- mta
- bash
- mailq
- awk
- grep
- sort
- uniq
- head
- cut
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0Comments
How to find the number of requests being processed in a postfix mail queue

By Jim-J : 01 February 2010 - 10:44 AM
If you have a very active postfix MTA, it can take a while for the number of requests that it is currently processing to scroll past the screen. If you just want a quick answer of how many messages i...
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How to Clean Up after a Tarball or Zipball Explodes

By mike-loukides : 29 January 2010 - 05:53 PM
Don't you hate it when someone sends you a big fat tar or zip file full of lots of files, and didn't bother to put everything in one folder? If you extract it unawares, you get dozens--maybe ...
Tags:
- zip
- tar
- bash
- shell
- jar
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set -o vi : invalid option

Asked by augustpasimio : 09 December 2009 - 06:58 AM

Answered by sboss : Dec 09 2009 08:10 AM
on linux I put the following in my .bash_profile: set -o vi on MacOSX Snow Leopard I put the following in the my .bash_profile: set -o vi and on both platforms it works for me. Also it works for me... full answer >
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- bash
- vi
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0Comments
Domain-Specific Languages--in bash?

By mike-loukides : 10 November 2009 - 12:38 PM
That's perhaps overstating it, but you can use bash shell functions to create things that are very similar to domain-specific languages. Here's a stripped-down extract from one of my scripts,...
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Just how does aslmanager work exactly?

Asked by ridogi : 05 November 2009 - 08:30 PM

Answered by ridogi : Nov 30 2009 12:53 PM
I figured out why aslmanager is clearing my logs early: I backed up the default aslmanager.plist in the LaunchDaemons directory, and while I thought I disabled that original file, I did not. So effect... full answer >
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1Answer

11Comments
How to Customize the Bash Prompt for ssh

By carlaschroder : 13 October 2009 - 12:47 PM
Sure, you know that the prompt changes to display the remote hostname when you're logged in via SSH. But it's just a dumb little black-and-white prompt, and it's easy to make mistak...
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1Vote

0Comments
Redacting Accidental Passwords in Your .bash_history File

By tcpiplab : 24 September 2009 - 09:07 PM
If you use the bash shell (in Unix/Linux) you know how awesome and helpful the .bash_history file is. It lets you hit the up-arrow on your keyboard over and over to review/edit/re-use complex commands...
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