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Raspberry Pi SSH login Problem : “Host key verification failed” Solved


If you ever wanted to login to Raspberry Pi and got this error “Host key verification failed” it mean you should use ssh-keygen to let your Pi know all other hosts on which you allow login. Here is solution how to fix “Host key verification failed” Raspberry Pi SSH login problem.  Continue reading “Raspberry Pi SSH login Problem : “Host key verification failed” Solved”

Python for Raspberry Pi Cluster Successfully Installed

Python for Raspberry Pi Cluster Successfully Installed


Just building my first Raspberry Pi 3 cluster super computer. At the moment installed Python to work within all clusters. Let’s how it will go in next few days. Expanding soon to 6-8 Pi’s . Wish me luck ! PhpVideoTutoriale.com is one of my sites. This time in PL. Teaching programming and IT. Continue reading “Python for Raspberry Pi Cluster Successfully Installed”

How To Take Photo with Raspberry Pi at Given Time ?


Want to take photo of your room with Raspberry Pi if you are not at home ? It is possible with just few lines of code. This is my way to do it. I am using WDCloud to store images on my Windows drive available from anywhere. It is thanks to WD Cloud connected to my network. But you can store images on your local Raspberry Pi Sd Card and see them later. It is up to you. Jump in to my short article of how to take photo with raspberry pi at given time . For example every 5 minutes or so.  Continue reading “How To Take Photo with Raspberry Pi at Given Time ?”

How to use .svg files in WordPress


I was trying to upload and manage svg images in latest WordPress and it was impossible. I fount that useful plugin to use svg files in WordPress. It allows me to use SVG as logo of my site to. I think it’s awesome. Scalable graphic as logo. High quality every time. Here is the link : Scalable Vector Graphics (SVG) in WordPress Continue reading “How to use .svg files in WordPress”

How to Create Marketing Personas for Business

Quick ‘How to’ : Create Marketing Personas for Business


When is about online (or any) business it is good to create marketing personas. It is crucial element of successful digital campaign as well as other ways of classic styles of making money. Getting know your audience is a must. You don’t want to get with your product to people, for which it wasn’t created. Imagine how many types of people live around us or somewhere else. There are poor, medium class and wealthy people. All of them have different requirements and needs. For that purpose you want to create marketing personas for business. Continue reading “Quick ‘How to’ : Create Marketing Personas for Business”