Combine PDF-Files on Linux (Ubuntu)
First install pdftk sudo aptitude install pdftk Now combine the files with: pdftk file_1.pdf file_2.pdf file_3.pdf cat output combined.pdf
Install Apache Tomcat 8 on Debian 7 (Wheezy) with virtual hosts and Apache2 integration
1. Install OpenJDK Java 7 runtime:1. Installation von OpenJDK Java 7 runtime: aptitude install openjdk-7-jre 2. Download Tomcat Download Tomcat 8 fromvon der Tomcat 8 Download pageSeite. For example:Zum Beispiel: wget http://ftp.fau.de/apache/tomcat/tomcat-8/v8.0.5/bin/apache-tomcat-8.0.5.tar.gz 3. Install Tomcat3. Installation von Tomcat tar -xzvf apache-tomcat-8.0.5.tar.gz mv apache-tomcat-8.0.5 /opt/tomcat 4. Create tomcat user and group4. Tomcat Benutzer und Gruppe anlegen […]
Fix broken ext4 partitions
Boot from a live distribution like ubuntu (http://www.ubuntu.com).Boote eine Live-Distribution wie zum Beispiel Ubuntu (http://www.ubuntu.com). fsck.ext4 -cDfty -C 0 /dev/sda Note: Replace „sda“ with your harddrive.Bemerkung:Ersetze „sda“ ggf. durch deine Festplatte. Explanation:Erklärung: -c check for bad sector check -D optimize directories if possible -f force check -t print timing stats -y assume answer „yes“ to […]
Remove old kernel packages from Ubuntu
I blog this because the original blog doesn’t exists any longer.Ich blogge das hier, weil der ursprüngliche Blogeintrag nicht mehr vorhanden ist. I want to remove all old kernel packages from my system ( Ubuntu Linux ). I found this command:Ich wollte alle alten Kernelpakete von meinem Linux entfernen. Ich fand diesen Befehl: dpkg -l […]
Cyanogenmod on Samsung S III
Required Pakets I use Ubuntu 13.10 (saucy) the required software is available in the package manager. Install required packages with: sudo apt-get install heimdall-flash android-tools-adb Download Cyanogenmod and Addons * http://download2.clockworkmod.com/recoveries/recovery-clockwork-touch-6.0.3.1-i9305.img * http://download.cyanogenmod.org/get/jenkins/40515/cm-10.1.3-RC2-i9305.zip * http://goo.im/gapps/gapps-jb-20130812-signed.zip Please check on the Cyanogenmod Website for the latest versions. Install Clockwork * Poweroff * Poweron and press Volume Down […]
Linux KVM-Switch with Scroll Lock
For some reason the „Scroll Lock“ button doesn’t work in an Xsession in Ubuntu. There is an Bug Report in Lunchpad. My KVM-Switch uses the Scroll Lock Key to switch. You can emulate the key with this command: xset led 3 && sleep 0.2 && xset -led 3 This enables the Scroll Lock and disable […]
Racktables Extension 0.3.1
Small update of my racktables extension: Fixes and new features: – Fix: Variable Bug with new PHP versions – Fix: Custom Report now saved as UTF-8 char – Fix: Blade locations now complete – Feature: Custiom Report now with type column – Feature: Custiom Report now with container column – Feature: Custiom Report now with […]
Change the Subnet of VMWare Network Interfaces
If you install VMWare Player or Workstation the installer searches free subnets for the host-only network adapters vmnet1 and vmnet8. Sometimes this isn’t compatible with networks at other locations. Like Wifis, VPN connections or the networks at your work place. You can change this subnets if you want. On Linux open „/etc/vmware/networking“ and change the […]
System Administrator Appreciation Day – 2013
To all other system adminstrators „HAPPY SYSADMIN DAY !“
Happy Birthday!
This Blog today runs for 5 years. It now has about 125 entries and 380 comments. It get’s about 200 visits per day mostly on weekdays 🙂 The busiest day had 1100 visits. Thank’s a lot to all my followers 🙂