Author Archives: Masao

Ubuntu: CMake “RPM package requires rpmbuild executable”

Posted on September 15, 2011 by Masao 

apt-get install -y rpm

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Linux: Backup Entire Directories With Revision Control Using Subversion SVN

Posted on September 10, 2011 by Masao 

General steps (for example, the /etc directory) Install Ubuntu Server Log in and sudo bash. Import the /etc directory into your SVN repository. Check out the new directory and call it “/etc.new” Move out the old directory: “mv /etc /etc.old” … Continue reading →

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Linux: MySQL Set Root Password

Posted on September 10, 2011 by Masao 

For Windows, do this: shell> mysql -u root mysql> SET PASSWORD FOR ‘root’@'localhost’ = PASSWORD(‘newpwd’); mysql> SET PASSWORD FOR ‘root’@’127.0.0.1′ = PASSWORD(‘newpwd’); mysql> SET PASSWORD FOR ‘root’@'%’ = PASSWORD(‘newpwd’); The last statement is unnecessary if the mysql.user table has no … Continue reading →

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Linux: Subversion SVN+SSH Import New Project

Posted on September 9, 2011 by Masao 

svn import myfolder svn+ssh://kitamura@svn2.cs.lmu.edu/svn/myfolder \ -m “my comment”

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nTop: How To Fix RD: Disabled – unable to create base directory

Posted on September 1, 2011 by Masao 

1. faster one sudo chown -R nobody:nogroup /var/lib/ntop 2. slower but nicer sudo chmod 755 /var/lib/ntop sudo mkdir /var/lib/ntop/rrd sudo chown -R nobody:nogroup /var/lib/ntop/rrd and then you can run sudo ntop & and connect to it on http://localhost:3000 Source: Ubuntuforums.org

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Subversion: How To Fix “format: permission denied”

Posted on August 31, 2011 by Masao 

# chmod 775 /abspath/to/svnroot

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Ubuntu Linux: Flush, Clear, Renew DHCP Cache

Posted on August 21, 2011 by Masao 

When all else fails on the client… # apt-get install -y dhcpcd # dhcpcd eth0 # dhcpcd.sh: interface eth0 has been configured with new IP=XXX.XXX.XXX.XXX If it still fails, restart the DHCP server… # /etc/init.d/dhcp3-server restart Other things to try … Continue reading →

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Ubuntu: How To Setup TFTPD With File Creation

Posted on August 20, 2011 by Masao 

/etc/default/tftpd-hpa TFTP_OPTIONS=”–secure –create” # service tftpd-hpa restart tftpd-hpa start/running, process 2479 # echo asdf > asdf.txt # tftp tftpd_server_name tftp> put asdf.txt Sent 6 bytes in 0.0 seconds tftp>

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Ubuntu: How To Fix “WARNING: The following packages cannot be authenticated!”

Posted on August 20, 2011 by Masao 

apt-get update

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Ubuntu Kickstart: How To Partition Drive Automatically

Posted on August 15, 2011 by Masao 

# Stuff auto-generated by system-config-kickstart #System bootloader configuration bootloader –location=mbr #Clear the Master Boot Record zerombr yes #Partition clearing information clearpart –all –initlabel # Preseed Auto-Partition Options preseed partman-lvm/device_remove_lvm boolean true preseed partman/confirm_write_new_label boolean true preseed partman/choose_partition select finish preseed … Continue reading →

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Ubuntu Server: How To Disable GDM and Start in Text Mode

Posted on August 15, 2011 by Masao 

cat /etc/default/grub # If you change this file, run ‘update-grub’ afterwards to update # /boot/grub/grub.cfg. GRUB_DEFAULT=0 GRUB_HIDDEN_TIMEOUT=0 GRUB_HIDDEN_TIMEOUT_QUIET=true GRUB_TIMEOUT=10 GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian` GRUB_CMDLINE_LINUX_DEFAULT=”text” GRUB_CMDLINE_LINUX=”" … Then, run update-grub and reboot. A diff with the alternative … Continue reading →

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WordPress: How To Add Buttons To Every Post

Posted on August 14, 2011 by Masao 

wp-content/themes/twentyten/functions.php At the top of every post: function twentyten_posted_on() { [print stuff here] printf( __( ‘Posted on %2$s by %3$s’, ‘twentyten’ ), ‘meta-prep meta-prep-author’, … ); [print stuff here] } Or at the bottom of every post: function twentyten_posted_in() { … Continue reading →

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WordPress: Change Default Header Images

Posted on August 14, 2011 by Masao 

wp-content/themes/twentyten/functions.php Line 135 register_default_headers( array( ‘berries’ => array( ‘url’ => ‘%s/images/headers/berries.jpg’, ‘thumbnail_url’ => ‘%s/images/headers/berries-thumbnail.jpg’, /* translators: header image description */ ‘description’ => __( ‘Berries’, ‘twentyten’ ) ), ‘cherryblossom’ => array( ‘url’ => ‘%s/images/headers/cherryblossoms.jpg’, ‘thumbnail_url’ => ‘%s/images/headers/cherryblossoms-thumbnail.jpg’, /* translators: header image … Continue reading →

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CakePHP Scaffolding: How To Increase Default Records Per Page

Posted on August 13, 2011 by Masao 

lib/Cake/Controller/Component/PaginatorComponent.php Line 71 public $settings = array( ‘page’ => 1, ‘limit’ => 20, ‘maxLimit’ => 100, ‘paramType’ => ‘named’ );

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Windows 7: How To Disable Pop-up Thumbnails When Hovering Over Taskbar

Posted on August 12, 2011 by Masao 

Method 1: You may try the following steps to disable the Taskbar thumbnail preview in Windows 7: 1. Click “Start” and type “gpedit.msc” and hit Enter 2. Navigate to User Configuration, Administrative Templates, and Start Menu and Taskbar in left … Continue reading →

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Linux: How To Fix VIM Colorscheme Failure

Posted on August 11, 2011 by Masao 

If your colors don’t come back in VIM after deleting or removing your swp files… Remove this directory: /home/your-username/.vim Note: This is a last resort method (as Scott mentions below), when simply writing and quitting doesn’t work.

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Cisco: Disable Translating Domain Server Timeout

Posted on August 6, 2011 by Masao 

To stop these messages (and the timeout pause): Translating “‘”…domain server (255.255.255.255) % Unknown command or computer name, or unable to find computer address Do this: SW0(config)#no ip domain-lookup SW0(config)# SW0# %SYS-5-CONFIG_I: Configured from console by console SW0#ssdf Translating “ssdf” … Continue reading →

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Apache: VirtualHost Redirect Using mod_rewrite

Posted on August 4, 2011 by Masao 

RewriteEngine On RewriteRule ^(.*)$ https://www.your-domain.com$1

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Windows: Stop fwupdate.exe

Posted on July 25, 2011 by Masao 

Remove LG Tool Kit from Programs

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Linux: How To Partition and Mount a Second Drive

Posted on July 18, 2011 by Masao 

If your Linux server is configured with two hard disks, and you want to partition your second drive, you must: Partition the secondary hard disk. Create a file system for the new partition. Mount the partition to make it accessible. … Continue reading →

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