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C++ project management
I tried Qt Creator to simplify my development experience for C++. There is a lot of things I liked about it:
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Algorithms, Part I on Coursera
Took the course Algorithms, Part I on Coursera, spent 3 weeks on video lectures, programming tasks in Java (see github). There follows my impression and conclusion.
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Custom mutex in C++11
How to avoid priority inversion in a POSIX program? Pthread allows to choose the protocol PTHREAD_PRIO_INHERIT on a mutex. And how to use this feature in a standard C++ mutex?
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Spam avoidance postfix configuration
Apparently, configuration of outgoing mail is more than just installing postfix because of anti-spam measures. Consider my pet project iryska.com.ua: it did send emails as required, but I suspect most of them ended up in Spam folders of the recipients.
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Gradle tips and tricks
The article will be updated when anything valuable is discovered.
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Static local variable initialization in VS2013
There’s this bug, which I caught the other day: static local variables aren’t initialized in a thread-safe manner in Visual C++ 2013. Consider the code for singleton initialization:
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Weird cyclic dependency with 3G modem
My father experienced troubles trying to tether MiFi 5510L: unrecognized USB device. Apparently, a driver was needed to be installed. However, no specific driver should be required for Windows 7, because Novatel offers custom ones only for Windows XP. Letting the system to download one from Microsoft repositories needed a working internet connection. But that’s the modem who should provide a connection. You see, you need to be connected to become connected. Hilarious!
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Backup photos from android phone
There were few times that I regretted about lost photos:
- Micro SD card failure
- Kids playing around (especially with permission)
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OpenWrt
One more linux around when I installed OpenWrt onto my TL-WR740N. It happened just out of curiosity, but now practical benefits start to show up.
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Quick and dirty socat proxy
Here is the situation: a windows machine has VPN connection to a development service (for instance, HTTP sever), and we’d like to use it from another machine, which doesn’t have VPN credentials ready. So there is a little trick to get things running in a minute just using socat.
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