Archive for 2008
Wednesday, December 10th, 2008
I assume you already know grml, the Debian based Linux Live-CD for sysadmins and texttool users. Besides booting via CD and USB there’s one further method worth knowing: booting via network. That’s where grml-terminalserver is showing up. Using grml-terminalserver you can boot grml via network. If your computer(s) is/are able to boot via PXE all […]
Posted in Computer, English | Comments Off on mika’s advent calendar – day 10: grml-terminalserver
Tuesday, December 9th, 2008
One of the tools you probably already have on your system but might not be aware of: at. at(1) reads commands from standard input or a specified file which are to be executed at a later time. Some usage examples (notice: you’ll get the <EOT> by pressing ctrl-d, you know): Download something at a given […]
Posted in Computer, English | 1 Comment »
Monday, December 8th, 2008
Not a software tool but something for sysadmins to think about: The Admin Zen. The goal of this cheat sheet is to provide ~100 concise ideas, concepts and rules for sysadmins. Reading them takes a few minutes. Practicing them takes forever. Grab the PDF printout from adminzen.org, send it to the printer and think about […]
Posted in Computer, English | 1 Comment »
Sunday, December 7th, 2008
If you are using Irssi, the terminal based IRC client, you might be interested in a nice script by Florian Ragwitz: backlog completion. Quoting from the script: backlog completion: enter a word prefix and press TAB – and the prefix will be expanded from all the words on the current channel on everything that was […]
Posted in Computer, English | 2 Comments »
Saturday, December 6th, 2008
clive is an open source command line tool to extract videos and to bypass the need to use Adobe Flash in order to view user-generated content available on video-sharing websites. It supports Youtube, Google Video, Dailymotion, Guba, Metacafe, Sevenload and Break. Its usage is as easy as: % clive ‘http://www.youtube.com/watch?v=goTaNrLsny8’
Posted in Computer, English | 2 Comments »
Friday, December 5th, 2008
moreutils by Joey Hess is a collection of the unix tools that nobody thought to write thirty years ago. These tools are part of the moreutils suite: combine: combine the lines in two files using boolean operations ifdata: get network interface info without parsing ifconfig output isutf8: check if a file or standard input is […]
Posted in Computer, English | Comments Off on mika’s advent calendar – day 5: moreutils
Thursday, December 4th, 2008
If you want to become a Zsh poweruser you should make sure to effectively use keybindings. First of all: use ‘bindkey -e’ to to enable emacs style or ‘bindkey -v’ for vi style. If you don’t know what you should prefer: use emacs style. Execute ‘bindkey’ to get a list of currently active key bindings […]
Posted in Computer, English | 4 Comments »
Wednesday, December 3rd, 2008
dstat is a versatile resource statistics tool. Whereas you might know top (dynamic real-time view of a running system) mpstat (report processors related statistics), iostat (report Central Processing Unit (CPU) statistics and input/output statistics for devices and partitions) as well as vmstat (report virtual memory statistics) and slabtop (display kernel slab cache information in real […]
Posted in Computer, English | Comments Off on mika’s advent calendar – day 3: dstat
Tuesday, December 2nd, 2008
Emacs provides functions for working with rectangles. You just have to set the mark at one point of the rectangle (either C-Space or left click), go to another point of the rectangle (or right click) and then execute a rectangle function/command, like: C-x r k Kill the text of the region-rectangle (kill-rectangle) C-x r y […]
Posted in Computer, English | Comments Off on mika’s advent calendar – day 2: working with rectangles in Emacs and Vim
Tuesday, December 2nd, 2008
grml release delayed through a CBS commedy series. News at 11<Rhonda /> There we go: there’s a new grml release (you know, the Debian based Linux Live-CD for sysadmins and texttool users). The release with codename Schluchtenscheisser and version number 2008.11 is available in different variants. The 32bit versions grml, grml-medium and grml-small as well […]
Posted in Computer, Debian, English, Links, Open Source | 3 Comments »
Monday, December 1st, 2008
Someone asked me to provide Zsh tips as kind of an advent calendar in my blog. I like the idea but don’t want to restrict it to Zsh only but instead provide hints that might be interesting in general for the readers of my blog. So there we go… Of course let’s start with the […]
Posted in Computer, English | 4 Comments »
Monday, December 1st, 2008
Eine Lernkurve beschreibt den Erfolgsgrad des Lernens über den Verlauf der Zeit. Die Lernkurve wird über den Quotienten aus Lernertrag (Stoffmenge) und Lernaufwand (Zeit) berechnet. […] Je steiler die Lernkurve ist, desto größer ist die Effizienz beim Lernen. So steht es in der Wikipedia im Artikel Lernkurve zu lesen. Den Artikel habe ich gelesen, weil […]
Posted in Allgemein, Links | 2 Comments »
Monday, December 1st, 2008
Das englischsprachige Buch slide:ology von Nancy Duarte (ISBN: 978-0596522346) ist heuer im August bei O’Reilly erschienen. Auf den 274 Seiten geht es dabei um: Creating a new slide ideology Creating ideas, not slides Creating Diagrams Displaying Data Thinking like a designer Arranging elements Using visual elements: background, color, and text Using visual elements: images Creating […]
Posted in Bücher & CO, Links | Comments Off on Buch: slide:ology
Monday, December 1st, 2008
Das Buch “Darum nerven Japaner” (ISBN-13: 978-3492251822) mit dem Untertitel “Der ungeschminkte Wahnsinn des japanischen Alltags” mit seinen ~170 Seiten ist ein kurzweiliges Buch für Zwischendurch. Das Buch stammt von einem Deutschen, der nicht nur japanisch spricht sondern auch in Japan lebt. Um die Webseite vom Verlag zu zitieren: Christoph Neumann, geboren 1967, lebt seit […]
Posted in Bücher & CO, Links | 4 Comments »
Friday, November 28th, 2008
% mount | grep /tmp tmpfs on /tmp type tmpfs (rw,size=500M) % cd /tmp % touch foo % attr -l foo [1] 16024 segmentation fault (core dumped) attr -l foo % tail -1 ~log/syslog Nov 28 10:42:08 home kernel: [54575.124391] attr[16024]: segfault at bff54000 ip b7f44815 sp bff42468 error 4 in libc-2.7.so[b7ed3000+138000] CONFIG_SECURITY_SMACK im Linux-Kernel […]
Posted in Computer, Rants | Comments Off on Qualitätssoftware
Thursday, November 27th, 2008
Nach dem Upgrade auf xserver-xorg-video-intel (2:2.3.2-2+lenny5) war der Wechsel zwischen virtuellen Desktops irgendwie träge, und sogar in der Konsole hab ich mich unwohl gefühlt. Zuerst war ich mir nicht sicher, ob ich mich da einfach nur täusche, aber die Meldung “opera: X Shared memory extension is not available” von Opera und ein Blick in das […]
Posted in Computer, Rants | 3 Comments »
Tuesday, November 25th, 2008
Update am 07.01.09: Klagenfurt hinzugefügt Update am 08.07.09: Linuxwochenende Wien und Linuxday Dornbirn hinzugefügt Zum Festhalten im Kalendar, die bisher bekannten Termine für Linuxevents in Österreich im nächsten Jahr: Klagenfurt: 18.März 2009 Krems: 15. April 2009 Wien: 16. bis 18. April 2009 Linz: 23. bis 25. April 2009 Graz: 25. April 2009 Eisenstadt: 8. bis […]
Posted in Computer, Events, Links, Open Source | Comments Off on Linuxwochen 2009 in Österreich [Update]
Tuesday, November 25th, 2008
Das Buch Python for Unix and Linux System Administration von Noah Gift und Jeremy Jones (ISBN 13: 9780596515829) ist heuer im August herausgekommen. So schaut es im Inhaltsverzeichnis aus: * Introduction * IPython * Text * Documentation and Reporting * Networking * Data * SNMP * OS Soup * Package Management * Processes and Concurrency […]
Posted in Bücher & CO, Computer, Links | Comments Off on Buch: Python for Unix and Linux System Administration
Tuesday, November 25th, 2008
Rund 3 Monate hab ich meinen Palm TX jetzt. Als bisheriges Fazit kann ich sagen, dass ich damit im Großen und Ganzen bisher durchaus zufrieden bin. Ein großes Danke an Karl für die vielen Tipps und Hinweise. Tipps: Die zuletzt benutzten Applikationen bekommt man durch langes Drücken auf die Home-Taste (links unten), damit spart man […]
Posted in Computer, Hardware, Links | 6 Comments »
Tuesday, November 25th, 2008
Pffffff, das war jetzt über die letzten Wochen gesehen eine langwierige Entscheidung. Der Markt ist von Netbooks überschwemmt, aber nur die wenigstens sind für mich interessant. Im Endeffekt ist es wie so oft also eine Kompromisslösung. Ich will ein günstiges mobiles Gerät für SSH, Surfen und diversen Kleinkram haben – für jene Situationen in denen […]
Posted in Computer, Hardware, Links | 2 Comments »