Is there a reason to wipe dalvik after doing a data wipe? - Hero CDMA Android Development

So I've been flashing like f'ing crazy lately, and I ALWAYS wipe before flash, even if its going from one beta to another from the same dev.
One thing I ran into though is if I do a data wipe first, I get an error when trying to wipe dalvik afterwards. Is the dalvik cache taken care of when I do a full data wipe?
I'm using RA-Heroc 1.5.2

Im in the same boat as the person above =P
i get the run command through adb error when i try to wipe dalvik

is a bug on RA-Heroc 1.5.2 your dalvik is wipe allready they fix the bug on RA-Heroc 1.6.2

Related

CM7 Nightly Question

Hi all. I recently got my Inspire and have flashed a few ROMS, finally settled on CM7.1 RC. I want to try out the nightly route, but not entirely sure what order to do it all in. This is what I think I need to do:
Go into recovery, format /cache, wipe dalvik cache. Flash nightly 144 over my current 7.1, flash the bbmod165bBFS.zip, then juwe11 script (does this get flashed each nightly?), then reboot. Is this correct, or am I forgetting anything? Do I need to flash gapps again? I already made a NANDroid. Thanks.
RampageRR said:
Hi all. I recently got my Inspire and have flashed a few ROMS, finally settled on CM7.1 RC. I want to try out the nightly route, but not entirely sure what order to do it all in. This is what I think I need to do:
Go into recovery, format /cache, wipe dalvik cache. Flash nightly 144 over my current 7.1, flash the bbmod165bBFS.zip, then juwe11 script (does this get flashed each nightly?), then reboot. Is this correct, or am I forgetting anything? Do I need to flash gapps again? I already made a NANDroid. Thanks.
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you got it. i dont think you have to flash the script everytime and you will not have to flash gapps everytime. btw you dont have to wipe between nightlys just simply flash over
Thanks, I appreciate the quick reply. So I shouldn't bother to wipe cache and dalvik cache? I thought that was pretty much recommended before flashing the majority of stuff. Ok, so I'm off to flash this nightly.
I never wipe between nightlys. But if you ever do encounter problems, then wipe cache, dalvik cache then reflash
Sent from my Desire HD using XDA Premium App
I've always wiped cache and dalvic between nightlies. I don't know if it's needed but I've never had any problems with installs. It only takes a few seconds and it's never hurts to be safe.
Sent through the power of Cthulhu!
I flashed 144, no issues so far. Thanks to all of you for the replies. I ended up wiping cache and dalvik cache just to be safe. I know there's a change log, but has there been any changes of consequence over 7.1 RC that are noticeable?
I know the most easily noticeable is if you put a lock screen on you can disable the lockscreen. Plus from 143 on is now on 2.3.5 if I'm not mistaken which does have some slight tweaks.
Sent through the power of Cthulhu!

[Q] Rom stays on stock after installing a custom one?WHY?

I Have the mytouch 4g slide and I have it rooted and S-off
But...After I install a custom rom(it was succesfull) and reboot nothing changes all it gives me my stock rom with everthing erased....So how do I fix that So i can flash a Custom rom
the rom I am trying is NoSense Rom
You probably didn't do a full wipe. You need to format the data, cache, dalvik cache and system. Everything but the SDcard.
Phater said:
You probably didn't do a full wipe. You need to format the data, cache, dalvik cache and system. Everything but the SDcard.
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I Did That Three or four times and it still doesnt change....All it does is a factory reset on my phone

[Q] Q: Updating a ROM

If I want to update my MIUI rom, can I do it by only removing cache only or do I have to do the factory reset?
Only cache and dalvik cache (advanced-->clear dalvik cache) is needed. If you're running 2.3.3 or 2.3.4 it's a good idea to do a full wipe before upgrading to 2.3.5.
Remember next time that you only need to wipe the caches and simply flash the zip. Easy peasy!
- If you want to flash a new ROM, then you'll need to do a full wipe.
- If you only want to upgrade from 1.x to 2.x you only need to clear cache and dalvik.
- If you want to upgrade, but the upgrade includes jumping to a new version of Android (2.3.3->2.3.4->-2.3.5 etc.) then it's a good idea to do a full wipe. It's not needed, but again, it's a good idea.
JogeTheMan said:
If I want to update my MIUI rom, can I do it by only removing cache only or do I have to do the factory reset?
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i personaly never do a factory reset or full wipe unless its recommended by the DEV. this way all my settings and aps are saved and still in their respective spots when switching over. most of my experiences are trial and error based.
just remember always NAND backup before you do anything. its just a android life saver. this way if something doesnt workout you just go back and start over
BazookaAce said:
Only cache and dalvik cache (advanced-->clear dalvik cache) is needed. If you're running 2.3.3 or 2.3.4 it's a good idea to do a full wipe before upgrading to 2.3.5.
Remember next time that you only need to wipe the caches and simply flash the zip. Easy peasy!
- If you want to flash a new ROM, then you'll need to do a full wipe.
- If you only want to upgrade from 1.x to 2.x you only need to clear cache and dalvik.
- If you want to upgrade, but the upgrade includes jumping to a new version of Android (2.3.3->2.3.4->-2.3.5 etc.) then it's a good idea to do a full wipe. It's not needed, but again, it's a good idea.
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Click to collapse
Thats what I thought. Thanks for the answer.

[Q] about wiping

how much wiping is necessary on the nexus s when flashing roms and kernels? i've had a habit of wiping data/cache/dalvik 3 times each from my epic days when it only had a broken clockwork recovery to work with. is that a recommended procedure?
i also see that when you select wipe data/factory data reset in clockwork, it wipes cache. does this make the wiping cache step unnecessary when installing a new rom?
one last thing. . . every time i wipe dalvik cache the prompt delivers an error. is this normal? is anything actually being wiped?
thanks in advance for your help
v3rk said:
how much wiping is necessary on the nexus s when flashing roms and kernels? i've had a habit of wiping data/cache/dalvik 3 times each from my epic days when it only had a broken clockwork recovery to work with. is that a recommended procedure?
i also see that when you select wipe data/factory data reset in clockwork, it wipes cache. does this make the wiping cache step unnecessary when installing a new rom?
one last thing. . . every time i wipe dalvik cache the prompt delivers an error. is this normal? is anything actually being wiped?
thanks in advance for your help
Click to expand...
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Use dalvik-wiper.zip from morfic to wipe the dalvik on your Nexus S.
Steps to flash a rom, kernel:
wipe cache
wipe dalvik using dalvik-wiper.zip
flash rom/kernel
fix permissions
If you're having any issue, boot loops, wipe data.
wow i can't believe i went this whole time without ever actually wiping the dalvik. . . heh
thank you! armed with this info i couldn't resist the itch to do a clean install of my favorite rom/kernel

Flashing a nightly build

When you have flashed a rom and there are Nightly'ish Builds that you would like to flash, do you still have to wipe data/factorty reset,wipe cache partiton and wipe dalvik cache?
alabran86 said:
When you have flashed a rom and there are Nightly'ish Builds that you would like to flash, do you still have to wipe data/factorty reset,wipe cache partiton and wipe dalvik cache?
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Usually if you're staying within the same area (like CM10 nightly to another) you don't need to wipe data. Just cache and dalvik (also known as a dirty flash). However, this seems increase the chance of having problems so some people always do a full wipe just in case. You definitely need to do a full wipe going from JB to ICS, ICS to JB, etc.
With small changes yes, do devs always tell u when there are big changes, no. Also it seems like when you get around 3-4 dirty flashes things get wonky no matter what. Best most reliable experience is always clean. And remember if u flash dirty dont post bugs until u confirm on a clean flash.
Sent from my SGH-I535 using Tapatalk 2
battery cache
Is it a good idea to clear battery cache every once in awhile? What is the main purpose for this option?
alabran86 said:
Is it a good idea to clear battery cache every once in awhile? What is the main purpose for this option?
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Wiping battery stats is useless as stated by google developers. http://www.xda-developers.com/android/google-engineer-debunks-myth-wiping-battery-stats-does-not-improve-battery-life/
Thanks
Thank you very much for the helpful information Tonu42 and Zalithian!!

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