Major INFO 06-2015: Do not set tmpfs on ubuntu 15.XX or Systems with systemd!!! This block PC boot !! If you want to setup a Ubuntu/Debian Laptop with a full encrypted HDD use a “alternate” CD/DVD. After Setup you have to change some little Parameters to extend the lifecycle of the SSD Chips disable Swap if you have more than 4GB Ram enable a RAMDISK with tmpfs for logs, caches of Browsers install cpufrequtils for CPU freqscaling install laptop-mode-tools to set powersave mode for hardware modules install xbacklight to reduce backlight energy Steps: open a Console and change to root […]
getsimple cms: blog plugin bug with mod_rewrite
Problem: If you use the “blog” plugin and move the blog roll to a other site or subfolder you have to recreate the “.htaccess” file. You find the “.htaccess” generator tool link inside blog plugin settings! recreate the “.htaccess” and put it into the root dir of your webspace .htaccess dump of a correct file if getsimple is installed to ./ AddDefaultCharset UTF-8 Options -Indexes # blocks direct access to the XML files – they hold all the data! Order allow,deny Deny from all Satisfy All Order allow,deny Allow from all Satisfy All RewriteEngine on # Usually RewriteBase is just […]
getsimple CMS the free slim lightweight CMS
getsimple is a very easy to handle Content Management System for free, it can be used for Homepages, Businesscards, Blogs.. Advantages: light no database framework opensource free fast easy to setup easy to move to a new domain offers backups tool offers recovery for posts extendable with plugins free themes clean design low system requirements for embedded Systems needs PHP5 and rewrite_module enabled on Apache offers debug Log to find errors Download Source: http://get-simple.info/ Community on google+ Screenshot:
Ubuntu 13.04 Bug: gvfs smb Nautilus freeze hangs on copy files from a Samba Share
gvfs-smb Bug #1075923 (seen on Debian+Ubuntu+Centos..more..) Workaround: downgrade gvfs-* to Version 1.12 of 12.10 with: add /etc/apt/sources.list deb http://de.archive.ubuntu.com/ubuntu precise main deb-src http://de.archive.ubuntu.com/ubuntu precise main run: sudo apt-get update install synaptic: sudo apt-get install synaptic run synaptic: sudo synaptic remove all gvfs-* nautilus with synaptics (REALLY CHECK ALL! see “dpkg -l | grep gvfs”) search gvfs-*, select, press CTRL+E (Force Menu) select: gvfs-* Versions 1.12 install by run install button search and install nautilus again.. Voila…Test Nautilus copy 1TB Files without freeze
FreeBSD: Clicking noise Harddrive SATA WDC WD5000LPVX SATA 3 Drive on FreeBSD 9.1
FreeBSD: Clicking noise WDC WD5000LPVX SATA 3 Drive on FreeBSD 9.1 same like in Linux: APM Funktion starts/stops the heads and make click sounds, not needed on a Server. To disable like in Linux with hdparm on FreeBSD do: If you want to disable APM (Advanced Power Management) on your hard drive to reduce heads movements and increase your hard drive life you can do that very easy by using ataidle app from FreeBSD’s Ports: cd /usr/ports/sysutils/ataidle make install clean; rehash Then to disable APM on your hard drive run: ataidle -P 0 /dev/ad0 We can start ataidle app at […]
Linux Tip: Split Console Screen on Widescreen Laptop / PCs with “screen” and “terminator”
Current Laptops / PCs uses 16:9 Widescreen Displays and if you dont want to use Xorg (Gnome,unity,Openbox Desktops) you can use on Linux Console the program called “screen” it offers: – Split Consoles horizontally and vertically – disconnect the screen and let the scripts/commands active on remote Systems – reconnect if the remote Session was broken cause network problems On Gnome or unity you can use “terminator” see: – manpage of screen – http://unix.stackexchange.com/questions/7453/how-to-split-the-terminal-into-more-than-one-view
Linux Info: UEFI + GPT + Secure Boot = Dongled OS = Printing Dollars
UEFI+GPT+dongled OS = Printing endles Dollars for PC Manufacter and M$. UEFI was offered for “security reasons” but in my opinion the normal users should be prevented by this “UEFI LOCK” to use Dual Boot or remove Windows on owned hardware, in cases of Mainboard failures the Users are forced to buy new Mainboards with OS-Key. Legacy Mode on Bios will disappear in the next generation of PCs than every OS is “dongled” to Hardware like MacOS to their Products…
Linux: 46″ inch Weatherstation Display with Thinclient PC and Linux OS
With Tiny Core Linux: 46″ inch Weatherstation Display with FSC S500 Thinclient PC and Linux OS connected via DVI-D to HDMI Cable Awesome to see Satellite Images in HDTV Resolution and Full Color all developed by me. www.linuxonlinehelp.eu YOU NEED NOT to buy a “SmartTV” of Samsung cause the Thinchlient uses open Linux and offers 300% more Performance on Websurfing! No Apps needed no App-Store needed, priceless for free… All You need: – TV with Full HD and HDMI – A DVI-D to HDMI Adapter Cable – ThinClient S500 cheap used on net – Linux, i prefer Tinycorelinux cause 100% […]
Security Warning Sicherheitsproblem: Visa Card Model 2013 with RFID Chip
Sicherheitsproblem Visa Karte Modell 2013: Wie auch beim neuen Ausweis mit RFID Chip besitzt die neue Visa Karte einen Funkchip RFID der die Kartennummer per Funk zur Kassen senden kann. Grund wird eine Umstellung des Bezahlvorganges beim Einkauf sein, Missbrauch ist nun also per Hackersoftware und Smartphone denkbar! Quasi Taschendiebstahl auf 10Meter im vorbeigehen! Tip: Ausweise oder Ausweisbücher/mehrere Karten mit RFID in Alufolie einwickeln! Laut Gesetz liegt im Missbrauchsfall die Beweislast beim Kunden!!! Fachpresse: Link
Debian Bug: Slow user switching at Console (su, sudo, slow ssh logon, slow PC,IPv6 Problems)
Problem: On a Debian Squeeze/Ubuntu with default setup the interaction can be very slow at your Home Network. SSH Logon seems to hang seconds, Browser startup and www browsing could be slow or offer waits Background: IPv6 was implemented on newer OS, but never used at Local Networks (IPv4) cause there are no IPv6 Nameservers!!! Solution: edit with #sudo nano /etc/hosts and comment out IPv6 with # # The following lines are desirable for IPv6 capable hosts #::1 ip6-localhost ip6-loopback #fe00::0 ip6-localnet #ff00::0 ip6-mcastprefix #ff02::1 ip6-allnodes #ff02::2 ip6-allrouters then disable IPv6 on boot for the services and programs with #sudo […]
Debian Linux Wheezy: Partitioning 3TB Hard Drives with GPT Table (fdisk show 2TB max.)
Problem: On Debian Linux the brand new 3TB SATA Drives only seen as 2TB Drives by fdisk Background: GPT Partition Table must be used as new technology Solution: install “gdisk” the GPT Tool for big Drives with #sudo aptitude install gdisk clean the new Drives first Table Headers with #sudo dd if=/dev/zero of=/dev/sdb count=1 bs=512 run now #sudo sgdisk /dev/sdb Command is “sgdisk” not “gdisk” = its Paket Name same on other Linux/BSD Systems on Windows use Paragon Tools
Hardware Bugs: Seagate ST3000DM001 9YN166 3TB Drives Click Noise
Problem: My brand new Seagate Drives running as Raid1 with two Seagate ST3000DM001-9YN166 on Debian clicks sometimes. Background: Noise is made by parking heads and spin control by the firmware, often seen on Home NAS (Update 2017: The Firmware of this Generation is buggy, Fault rate 70% after 2 Years) Solution: go to Manufacter Site and download the firmware update iso burn it to CD reboot the PC on this CD, using Freedos and the Update tool update the firmware and reboot to Linux again edit with sudo vi /etc/rc.conf /sbin/hdparm -W 0 /dev/sda #Systemdrive disable Cache against Powerloss! /sbin/hdparm […]
Hardware Tip: “Null Euro” entkoppelte Festplatte (“Zero Dollar” Hard Drive acoustic decoupling)
Problem: Festplatten brummen in PC Gehaeuse, Schwingungen werden uebertragen. Harddrive rotations transmitted by case parts and acousitc boosted up Professionelle Produkte zum entkoppeln kosten bis 30 Euro. Professional Parts must be paid up to 40 Dollars/Drive Lösung: “Null Euro” Lösung – “Zero Dollar” Solution Festplatten im 5.25 Zoll Laufwerk auf Einmachgummis haengen Harddrives mounted on grommets of old botteling jars
Chromebook Replacement: Get or build your Firefoxbook with Linux for free
A free Howto to get a free Chromebook Replacement: Called Firefoxbook Everybody knows a product called chromebook, but you must not buy such a laptop with branded OS! Here is a small Howto get a similar Laptop with free firefox. How does it work? Easy, the Laptop boots from Stick or CF-Card to RAMDISK, the firefox profile and cache is always new created at non permanent RAMDISK. The private Mode surpress cookie and other waste. Only the Window Settings are stored (Fullscreen/ F11). After boot the Internet is connected and Firefox is shown on Desktop. All you need: a Laptop, […]
Windows 7 / 8: Cleanup User Profile of Internet Browsing Waste
Problem: Windows 7 /8 and its new Apps cache and logs all your browsed internet data at your PC disc Solution: Remove Temp Data Footprints of last Internet Sites open Internet Exploerer and insert into addressbar: shell:cookies shell:history shell:cache then press CTRL+A to select all, and Shift+DEL to delete…!! Windows 7 Apps/Plugins like adobe cache all trash of used internet sites too at C:\Users\username\AppData\ Do never trust big company’s or social networks , they have tools to read out cache..
WordPress: Change Editor Font Size without Plugins
Problem: If you use wordpress and use a high resolution Screen on your Laptop or Workstation the dehault font size is too small. Solution: Edit with: #sudo nano ../wp-includes/js/tinymce/themes/advanced/skins/wp_theme/content.css change value 13 to 16 or 19 at: body { font: 16px/19px Georgia, "Times New Roman", "Bitstream Charter", Times, serif; margin: 10px; color: #000; }