could not connect to $SSH_AUTH_SOCK: dial unix /tmp/ssh-FUk5nsIlP1qb/agent.6776: connect: no such file or directory
$ eval $(ssh-agent -s)
Category Archives : Linux
Quick way to for each directory in current folder to show its name, then # of inodes under i
Quick way to for each directory in current folder to show its name, then # of inodes under it: find -type d -maxdepth 1 -exec sh -c “echo {}; ls -Ria {} | sed -e ‘s/^ *//’ -e ‘s/ .*//’ -e ‘/^$/d’ -e ‘/^\./d’ | sort -u | wc -l; ” \; For example, […]
Mac hosed from installing new mac os
New mac os available. You try to install but you run out of space. It will fail and your mac will be hosed. You could press command + R while booting and get into OS Utilities, but it doesn’t allow you to free up space and delete files individually. Solution: boot into live usb […]
# yum install hfsplus-tools Loaded plugins: presto, refresh-packagekit Error: Cannot retrieve repository metadata (repomd.xml) for repository: fedora. Please verify its path and try again
In fedora, if you try to yum install and get: # yum install hfsplus-tools Loaded plugins: presto, refresh-packagekit Error: Cannot retrieve repository metadata (repomd.xml) for repository: fedora. Please verify its path and try again Change https to http in files in /etc/yum.repos.d/*, e.g.: sed -i ‘s/https/http/g’ /etc/yum.repos.d/*
cut with tab delimiter
cat blah | cut -f1 -d$’\t’
screen usage
screen -S foo Then to reattach it, run screen -r foo # or use -x, as in screen -x foo # for “Multi display mode” (see the man page)
Remote suggested url from chrome’s bar as you type
On mac: Fn + Shift + Del. else: Shift + Del once you highlight (up/down arrow keys) the suggestion.
apache unresponsive
apache2 hangs. Check logs, see: [error] could not make child process 16190 exit, attempting to continue anyway check your php files (such as drupal’s includes/common.inc and sites/all/modules/advagg/advagg.missing.inc ) for: ignore_user_abort Try to comment all out, and restart apache.
`which` in unix not returning anything
which <command> returns nothing. Maybe it’s alias, so: type <command> will tell you what the alias is for.
apt-get upgrade getting: Err http://security.ubuntu.com raring-security/universe amd64 Packages 404 Not Found [IP: 91.189.91.15 80]
To make apt-get update work, we simply need to edit /etc/apt/sources.list and update all URLs from security.ubuntu.com and archive.ubuntu.com to point to old-releases.ubuntu.com, as per the following sed command: sudo sed -i.bak -r ‘s/(archive|security).ubuntu.com/old-releases.ubuntu.com/g’ /etc/apt/sources.list After this, sudo apt-get update seems to run without a hitch. Of course if you do this, you’re accepting to […]