Sariel – Binary Alchemist

Automatic Bed Leveling – Anycubic i3 Mega

Thursday March 11th, 2021Friday March 12th, 2021 by Sariel

Manual leveling bed in a 3d printer can be an extremely tedious task and at the beginning it is simply difficult. However, a well-leveled table is extremely important for proper execution of the printout. Bad bed leveling may lead to print not sticking to the bed. There may be gaps in the initial print layer or the layers will be too thin. Filament can accumulate around the nozzle as you print the first layers and numerous other problems. Therefore, the auto-leveling sensor can be a great help in this process.

Logger GPS – Arduino

Sunday January 12th, 2020Sunday January 26th, 2020 by Sariel

Currently, almost all of us use the GPS module in our smartphone. Whether for navigation, saving traveled path, entertainment such as geocaching or in many other situations. In most cases, smartphone is the best option, but sometimes we may need a dedicated solution to save our routes, e.g. during a several-day trip without access to electricity or simply when the battery in our phone is low.

Noise Reduction in Anycubic i3 Mega 3D Printer

Saturday February 9th, 2019Friday March 12th, 2021 by Sariel

Prices of 3D printers have recently become more and more affordable for ordinary users and more good budget models can be found on the market. Unfortunately, they often have their disadvantages. One of them may be the volume level of such a printer during work. In this tutorial I will show you how to minimize the sounds from Anycubic i3 Mega printer to at least bearable level.

Automatic Hourglass – Arduino

Saturday January 27th, 2018Tuesday May 12th, 2020 by Sariel

Probably many of us have a small gadget in the house like hourglass. Unfortunately, it usually serves at most as an ornament because nobody wants to rotate it. I received this type of toy a long time ago and it layed on the shelf for a long time until I automated its rotation with just a few electronic components.

Connecting androida with wordpress – WP Rest Api, oAuth 2.0, Scribe

Tuesday August 1st, 2017Sunday August 6th, 2017 by Sariel

WordPress is one of the most popular CMS in the world, it is estimated that about 27.5% of the web sites are based on this system. So when creating mobile applications, there is a great chance that we will need to know how to work with WordPress based sites.

OCR type software in Java

Wednesday May 10th, 2017Friday May 12th, 2017 by Sariel

The amount of data processed by machines today is immense. It is estimated that every day is created 2.5 quintillion bits of data such as movies, music, books, documents and other. And while many of these data are generated directly on the computer, we still some times have to extract information from analogue media. Even then, editing such data is not always easy task as with all scanned documents. In this case, OCR software can help us greatly. With a little effort we can create such a software.

Uploading Bootloadera on Atmega 328P-PU

Tuesday February 28th, 2017Wednesday March 15th, 2017 by Sariel

Arduino is a very interesting device through which we can build a lot of unusual electronic designs. The cost of original device such as Arduino Uno is about 25$ and even if we decide to buy Chinese substitute rarely wewi;; be able to find anything with price lower than 5$. For many projects this may be already suitable price, but with all the options offered by Arduino Uno we usually only need what gives us a main component which is microcontroller and it’s price and size is not large.

Hibernate ORM – Quick Start

Wednesday February 15th, 2017Monday July 31st, 2017 by Sariel

Saving information to database is an extremely important task which almost every more advanced applications need to do. There are many solutions that allow us to achieve this, however still most common is used relational databases with SQL language. One of most popular solutions for web applications written in Java is Hibernate framework.

Connecting Android with external server (Java Servlet + XML)

Sunday January 22nd, 2017Sunday January 22nd, 2017 by Sariel

Combining mobile application with an external server is often important part for many services, so in this tutorial will be presented how such connection can be created using the basic functions of an android, Java servlets, and XML.

How to build 4x4x4x Led Cube – Charliecube – Tutorial

Friday December 30th, 2016Sunday February 19th, 2017 by Sariel

Led Cube is a relatively interesting gadget that can surprise many guests. This is a toy consisting of RGB LEDs that can be individually programmed to give a very spectacular visual effects. In this article will be shown how to create such toy yourself using mostly 64 RGB LEDs and a microcontroller.