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  1. Debug Hybrid Graphics issues on Linux

    Hybrid Graphics is a complex hardware and software solution to achieve longer laptop battery life: an integrated graphics device is used by default, and a discrete graphics device with higher graphics performances is enabled on demand.

    Hybrid Graphics

    If it is designed and implemented carefully, users should not notice that a laptop …

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  2. asyncio WSASend() memory leak

    I fixed multiple bugs in asyncio ProactorEventLoop previously. But test_asyncio still failed sometimes. I noticed a memory leak in test_asyncio which will haunt me for 1 year in 2018...

    Yet another example of a test failure which looks harmless but hides a critical bug. The bug is that sending a …

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