If you use MediaWiki to hold your Infos, you perhaps want to Mirror the wiki to other Locations or drop all Users but hold the Content? You can do it with onboard tools: On the Source: Login into the Console of the Webserver go to /webspace/wiki/maintenance run here: php dumpBackup.php –full > backup.xml tar or rsync the image folder to destination Webspace copy backup.xml to the destination Webspace if you not have done, install MediaWiki new on the destination go to the /webspace/wikinew/maintenance paste backup.xml here restore the backup: php importDump.php backup.xml run rebuild Database: php rebuildrecentchanges.php cleanup Caches: php […]
Category: Linux News
Chrome Browser: Disable Password Passphrase Autologin Seahorse
Today i got a call and was asked how to STOP Seahorse from asking with a Passphrase Popup after opening Chrome or Chromium Browser: Seems that google implementated a new Tool for Security to Prevent Access to STORED Browser Passwords, BUT this won’t work on Desktops with USER AUTOLOGIN like Lightdm! Howto: open a Terminal an enter ln -s /usr/share/applications/google-chrome.desktop /home/username/Desktop/google-chrome.desktop Now open the new Icon on the desktop with the mouse right click Change Command Line for Chrome : google-chrome-stable –password-store=basic %U or for (chromium): Now open the Browser with the new Icon Link On Ubuntu you can hold the Icon […]
Google: Chrome Browser RSS Reader
If you use a Chrome or Chromium Browser, the google RSS Extension can help you to stay “up to date” Howto install: Open the Browser and enter: chrome://extensions select “get more extensions” now on the App Store filter “by google” left and search rss google install it then you will find the installed tool on now go to a Website like https://www.linuxonlinehelp.eu/feed/ grab the RSS feed by touch on the right shown Icon SAVE NOW the current URL “chrome-extension://…” without to subscribe to the Browser local URL Toolbar! (Offline, needs no Account!) The Reader Plugin convert the RSS XML to HTML! […]
Linux Console: SSH Echo Last User LOGIN Info
If you use SSH Logins to your Systems, you perhaps want to know, who logged in last days and from which IP Address. Screenshot SSH Login Echo LAST Info: Howto: Open the .profile File at your Home with a Editor and enter: clear last -n 4 This will echo after login the last 4 Logins including the used IP’s To prevent Hackers to purge the lines set the .profile File “readonly” sudo chmod 444 .profile sudo chown root:root .profile
Android: Upgrade Downgrade Kindle Fire Firmware Bug
If you use a Amazon Kindle Fire 2015 (45$) Generation “Ford” or other Android Tablets,Smartphones you must know some MAJOR Informations about the Firmware Handling. If you were asked by the Fire OS or Android to “Upgrade” the Firmware OS, DON’T PUSH YES it without READING DETAILS! I prefer ALWAYS NO FIRST! Use ALWAYS a SDCARD to hold the MAJOR Data of your Tablet, cause if bricked or damaged you can’t pull off the DATA!!! Android Firmware Images INCLUDE not only the OS, it includes DRIVERS, and the MAJOR BOOTLOADER!! Cause Android Devices use no real BIOS!! If you Upgrade, you […]
PDF/A: Setup Linux CUPS to Print Archive PDF/A
If you have a Office and you have to archive Documents and Prints over Years you should have heard that there is a special PDF Type called PDF/A which is set as default Archiving PDF File Type for decades. To use it you can use the Linux Print Server called CUPS to translate all digital Prints to PDF/A. This free Software Printer is known on all Linux Releases, and he can listen on USB and Network Interfaces on Documents. Also you can use Network Printers/Scanners like the Brother MFC-Series to Scan Documents and later to print them virtual as PDF/A […]
Freifunk: Openwrt Router Setup Mesh Wifi Meshing
Many of Users have asked me what are the Advantages of using Freifunk WIFI Routers at Home? One of my answer’s is that the Freifunk OS Openwrt SUPPORT the “MESH” Technology! This is mostly offered by high end WIFI Accesspoint’s or Industrial Devices. Mesh is a Communication Protocol where minimum 2 Devices handle WIFI Access Connections to a WIFI Endpoint (Client, like a Tablet) There are 3 supported “Mesh” Types: Mesh connects between LAN Ports Mesh connects between WAN Ports Mesh connects between WIFI (default) Here you see a Mesh Map of a Mesh Network (Public Admin Webpage Meshviewer): Advantage […]
Android Browser: GNU IceCat the better Android Browser for you?
If you use Android on your Tablet or Phone, and you like to get back more privacy and security you should take a closer look at the GNU IceCat Android Browser: Source: https://ftp.gnu.org/gnu/icecat/38.6.0/ (Outside of Play Store) IceCat need NO Google Account and does not call home, install it and try it. I don’t wanne miss IceCat on my Cellphones Handling is same like Firefox, cause it’s based on Firefox Framework, but offers more user access.
WordPress: Get URL of all Posts
On a lot of Blogs, Forum and Howto Pages i have read the Question: “How to get the URL of all WordPress Posts?” If you dont want to use a external Plugin which can be a Security Hole in the CMS you can fix it with a small Workaround: Login into WordPress as Blog Admin Create a New cenral Categorie like “Howtos” Now go to the Posts Page where all Content Pages can be seen as list Here SELECT ALL and do Bulk Action “ADD” to the new Categorie “howto” that’s it.. now all Posts listet like.. https://www.linuxonlinehelp.eu/category/howto/ Remark: If […]
Food: Breakfast Power for the Brain
If you work on a IT Office your Brain need useful Energy to Boost up over long time without powerless feeling Ingredients: Natural Oat Flakes with germlings Low Fat Milk Fresh Banana Pieces Nuts Splits Instant Coffee Powder (Coffeine) Chocolate Power Advantage: Easy to prepare Easy to Store Needs no cooling Long time storeable No unknown hidden Ingredients by Industry No hidden extra sugar Remove Chocolate powder for less sugar Tasty all the time..
Linux: Bash Script Time Saver Session Timer
If you use daily the Internet you know how fast the Time passes. The Internet Research can grab a lot of time without that you feel it. Thats wasted time! For saving Time on Linux you display a Timer Message on the User Screen after some Time, which let you remark that XX Minutes are gone. The Linux Tool who can offer this is called “gxmessage” Howto: Install gxmessage if not installed with $sudo apt-get install gxmessage open the root Crontab with $crontab -e Enter this code (Username = User!): */10 * * * * sudo -u username DISPLAY=:0.0 […]
Affiliate: With Promotion Advertisement NO Money
If your are a Blogger like me, you perhaps want to earn money with Advertisements. On this point you should know that many things prevent you from being successful. A lot of Internet Blogs and Clever Pages tell you the “FAIRY TALE” of getting much “EASY MONEY” but this is not true. Why, see here: First Search Engines like Google prefer Blogs with “https” on Ranking, if you “iframe” Affiliate Banners you lost the “closed” lock, cause iframed Links are “NOT YOUR CONTENT”. Most of today’s OS uses modern Webbrowsers like Firefox with Ad Blockers, Javascript Blockers, Java Blockers, or “Privoxy Ads […]
Android: Reset Phone Data Manager Huawei App
If you use a Huawei Smartphone, you can set the Data Transfer Limit at the Phone Manager App which disconnect the mobile data transfer if the Limit is reached. But if you want to disable it there is NO RESET OPTION! This can run you into trouble cause the App disable the Mobile Data Modem (LTE) for data transfer daily by Automatic! To Reset it go: go Android Settings > App Manager go Phone Manager App (Telefonmanager App) and press delete Data Button right press Stop the App now now the Settings from last Travel are gone!
Ubuntu: Release Change
If you use Ubuntu on your Systems, you perhaps read last weeks about a new Release Version. I am often asked, must i upgrade now? My answere at first is not really, cause the new Versions are not cleaned up by all bugs and the User or Admin must recheck against the new advantages of the new Releases for production usage. I prefer to wait 3 Month after a Release by Ubuntu is published. But if you setup a very new Hardware your are often forced to take the LAST Release Version, cause it supports newest Hardware Chips by the […]
WordPress: Prevent Copyright Violation
If you are a Hobby Blogger like me, you should ALWAYS take Snapshots for your Blog with your OWN Camera! For “non professional” use you can take the cheapest Camera or reuse old Smartphones of the Family. Resolution at VGA Mode (640×480/800×600 less 250kb) is more enough than you need. Faster you can’t save or earn Money, a Camera Snapshot needs less a second.. Don’t DO Rules: Don’t download and share Images from public sites Don’t take Snapshots on public Sites with a Snapshot Tool like gnome-screenshot Don’t take Parts of Images from public sites Don’t trust free Image Pools!! Most […]