Posted in Hardware

“When I make a call on iPhone the screen goes black and never/randomly goes normal again”. Solution.

iPhone with all its user interface bells and whistles, great functionality and stylish design is a great device, I have very little doubt about that. Unfortunately for a few days I was experiencing a problem with it that made me think being the best organizer ever it is one of…

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Posted in Hardware

iPhone 3.0 and bluetooth

One of the most significant disadvantages of iPhone’s iPod part for a long time remained the lack of possibility to stream audio via bluetooth. iPhone OS 3.0 fixes this problem. So is it really fixed? Find out more.

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Posted in Hardware Linux

Solving libopenocd.so: undefined reference to `FT_GetLatencyTimer’ problem during openocd compilation

If you dare to build OpenOCD from svn trunk and lucky to have a USB JTAG adapter there is a good chance you will see something like

/bin/sh ../libtool –tag=CC –mode=link gcc -std=gnu99 -g -O2 -I/root/Distr/ftd2/libftd2xx0.4.16 -Wall -Wstrict-prototypes -Wformat-security -Wextra -Wno-unused-parameter -Wbad-function-cast -Wcast-align -Wredundant-decls -Werror -o…

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Posted in Linux

How to autologin root

This is a famous/popular question in many Linux forums. The typical answer to the question is “Login (especially autologin) into a system as root is bad”. That’s right, but WTH! The person is asking how to do that, not if it is good or bad! If you don’t know the…

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Posted in Linux

How to resize knote

In some versions of KDE (like 4.2.2) there is a bug in knote that prevents users from resizing the note. The bug is fixed in 4.2.3, but if you are still using 4.2.2 you still can resize it.

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Posted in Linux

“Build dependency: Please do not compile as root.” in kamikaze 8.09

Good news is OpenWRT 8.09 got recently released. Bad news is that you can’t compile it as root. Yes, compiling as root is bad, but in some situations you absolutely need to do that and you’re just unable to do that. In previous versions it was possible to “export FORCE=1”…

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Posted in Robotics

How to control Pleo with Wii Nunchuck

New interesting DIY on my other site: how to control Pleo with Wii Nunchuck.

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Posted in Other Robotics

Robotics part of this website had been moved!

Robotics part of http://andrey.mikhalchuk.com had been moved to http://robostuff.com

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Posted in Other

Harden Blade Quick Review

If you’re flying beginners’ coax helicopters like Lama v4 you probably have heard about those undestructable Airy Harden Blades. Unfortunately all information about the blades in the internet is limited to a very impressive video and a review from a guy who seemed to be somewhat interested in positive test…

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Posted in Other

A few words AGAINST energy saving light bulbs (CFL/CFT type)

When I moved into a new house a few months ago I decided to start life in the new place with completely new energy saving policy and replaced 90% of bulbs in the house with those spiral energy saving light bulbs you see advertised on every corner in every…

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Posted in Hardware How To

Fixing Samsung SPF-83V left/right buttons

I like this photo frame alot! Samsung SPF-83V not only does have excellent 800×600 resolution, but it also supports content retrieval from other computers and directly from the Internet RSS channels via WiFi. Of course it is not perfect, it is not the easiest photo frame to set up, all…

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