Category Archives: Tips

Reusing motorcycle intercom headset with android phone

This is about reusing an old wire based motorcycle intercom headset with android mobile. With intercom app in android, and with bluetooth, it is possible to use it for intercom between android phones, or even use it for phone calls. … Continue reading

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USB KM switch for sharing Keyboard, Mouse, clipboard and transfer files

With this special USB cable, it is possible to use one Keyboard and Mouse to work with 2 computers (and with 2 screens). In addition, one can transfer files and share the clipboard. In Wikipedia, it is called “Easy Transfer … Continue reading

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Challenge: How to estimate angles for objects in the sky

I’m novice when it comes to looking planets via telescope. Well, I actually would like to take decent photos but have realised that it is not as easy as it sounds… One of the basic skills when searching planets, or … Continue reading

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ansifilter, tool to convert color codes in log file into color html

ansifilter is an open source tool which can convert ssh session logs (with putty) with ansi escape codes into html with colors. First, putty should be configured with “all session output”, see figure below. Next, the log file should contain … Continue reading

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Greenshot, Advanced tool for screenshots

Greenshot is great open source tool for taking full screen or region screenshots. It can automatically save the screenshot into a file and copy into a clipboard. These settings are shown in the picture below. PS: I will mark ScreenGrab … Continue reading

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Utilizing color in ssh session (example with Android)

When using ssh to connect to “small” devices like android or raspberry, one might not have an option to install several packages. In those scenarios one can reuse the existing command line tools that are often included. This tip is … Continue reading

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Android 6 and new privacy related settings

Android version 6, Marshmellow, has adopted a new run-time permission system that is available to the users. Permissions are divided into permission groups and users can modify permissions per application. It is possible to see how many applications are allowed … Continue reading

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