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submitted 4 months ago* (last edited 4 months ago) by testeronious@lemmy.world to c/android_dev@programming.dev
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submitted 4 months ago* (last edited 4 months ago) by testeronious@lemmy.world to c/android_dev@programming.dev
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Full text: "On February 15th I will be speaking at the committee of petitions of the European Parliament to discuss software attestation on devices running Android through Google Play Protect and SafetyNet and how it affects competitors, here's the link if you want to follow it live."

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Prompt users to update to your latest app version (android-developers.googleblog.com)

Today, we are introducing a new tool that will prompt these users to update, bringing them closer to the app experience you intended to deliver.

Play recovery tools allow you to prompt users running specific versions of your app to update every time they restart the app.

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cross-posted from: https://programming.dev/post/9220472

I've just had this happen (and then stop again) for the second time in a few weeks. This is a new MAUI app where the only thing I've changed so far, other than add a few of my own (already previously tested and working) libraries, is change the home page, and the new home page only has a couple of labels on it, so it has no complexity at all added to it yet, and yet getting this odd alleged memory issue. The first time it happened I couldn't find a fix for it, left it for a while, came back (a week's worth of reboots later) and it was working again. Then today I made one trivial change - added a debug write - and the problem came back (but got past the new line without any issues). Then I rebooted and it's working again.

I have 32Gb of RAM, with 12Gb allocated to a RAMdisk, and I have my paging files set to use the RAMdisk.

It generated a log file which said...

"Native memory allocation (mmap) failed to map 186646528 bytes for G1 virtual space"

...so it only needed 180Mb, and down near the bottom it says...

"Memory: 4k page, system-wide physical 32579M (3638M free)"

...so I had more than enough space left (so the memory message may be a red herring for whatever did cause the crash). Googling that first message brings up a bunch of matches, but none of which are for MAUI Android (all different cases with different fixes).

This is using the Android emulator on a Windows machine where I've set the paging sizes to be system-managed. I'm not sure where the Android emulator actually gets memory from though - the system RAM? The paging RAM(disk)? The build directory? The user's App directory?

It reminds me of years ago there was a similar issue with Xamarin Android where the fix/workaround was to add a line to the csproj (I think it increased the heap or something from memory), but I haven't seen that pop up in a long time. Not sure if this is the same issue or a different one.

There's no repro for it cos I can't even reliably repro it. I'm just concerned that it's going to keep coming back given I haven't even added any complexity to it yet.

Has anyone run into this and/or knows how to fix it?

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submitted 5 months ago* (last edited 5 months ago) by testeronious@lemmy.world to c/android_dev@programming.dev
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submitted 6 months ago by cuenca@lemm.ee to c/android_dev@programming.dev

How to do it on a high level? Given that I know what to modify in the code.

Also, I won't want to rebuild the parts of the kernel that aren't necessary. The Wifi driver should be rebuild in isolation, that is.

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Virtual Machine as a core Android Primitive (android-developers.googleblog.com)
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Android Studio Hedgehog is stable (android-developers.googleblog.com)
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A11y guidelines (a11y-guidelines.orange.com)

Orange group keeps alive and available an interesting and very rich web site providing plenty of rules and advices about accessibility. The content targets iOS, Android, web and also other mediums.

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