1.
Hardware and microcontroller programming

Hardware and microcontroller programming

http://www.hardw.net/ - Donetsk
Articles, instructions, programs and circuits of ready-for-use devices on PIC microcontrollers, collection of links to sites on the appropriate subjects.
2.
Mathematics in Excel XP

Mathematics in Excel XP

http://www.xpler.narod.ru/ - Donetsk
Introduction in EXCEL XP - calculations, analysis of the data, work with electronic rectangular tables.
3.
Educational resource "Proletarka"

Educational resource "Proletarka"

http://www.proletarka.h1.ru/ - Donetsk
Documentation on programming: HTML, PHP, Perl, CGI, Java Script, XML; Assambler, Pascal, C, Java, Visual Basic.
4.
Ukrainian programming

Ukrainian programming

http://svarog.h1.ru/ - Donetsk
News of the Internet, documentation on OS Linux, C++.