DO NOT USE THIS TAG if your question is about recovering data you lost on your device. Only use this tag for programming issues related to data recovery. Data recovery is a process of salvaging inaccessible data from corrupted or damaged storage when the data cannot be accessed in a normal way.
Questions tagged [data-recovery]
342 questions
99
votes
8 answers
How to recover Git objects damaged by hard disk failure?
I have had a hard disk failure which resulted in some files of a Git repository getting damaged. When running git fsck --full I get the following output:
error: .git/objects/pack/pack-6863e0a0e4b4ded6090fac5d12eba6ca7346b19c.pack SHA1 checksum…

Christian
- 9,914
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64
votes
1 answer
Can I rollback a transaction I've already committed? (data loss)
I committed an incorrect UPDATE statement and have lost some data.
Is it possible to rollback now, after I've already committed?
Any help?
ROLLBACK
says NOTICE: there is no transaction in progress.

SSS
- 1,380
- 3
- 28
- 48
26
votes
1 answer
Recover old website off waybackmachine
Is there a way to recover an entire website from the waybackmachine?
I have an old site that is archived but no longer have the website files to revive it again. Is there a way to recover the old data so I can get my long lost files back?

Dustin
- 261
- 1
- 3
- 4
23
votes
3 answers
Deleted database accidentally by a bash script, rescue please
My developer committed a huge mistake and we cannot find our mongo database anyone in the server. Rescue please!!!
He logged into the server, and saved the following shell under ~/crontab/mongod_back.sh:
And then he run ./mongod_back.sh, then there…

SoftTimur
- 5,630
- 38
- 140
- 292
16
votes
4 answers
Recovery after wrong MySQL update query?
I made a wrong update query in my table.
I forgot to make an id field in the WHERE clause.
So that updated all my rows.
How to recover that?
I didn't have a backup....

assaqqaf
- 1,575
- 4
- 21
- 38
15
votes
2 answers
Getting the last version of a deleted folder in subversion
I need to get the content of folder deleted from our repository long time ago
I still know the name of the folder
I don't know the revision in which it was deleted
I don't know the date when it was deleted
In the history of the parent directory…

Matteo
- 14,696
- 9
- 68
- 106
15
votes
1 answer
C# classes to undelete files?
Possible Duplicate:
How do I restore a file from the recycle bin using C#?
Recovering deleted file on windows
I am working on an application that is intended to recover deleted files from the system(both those from recycle Bin and those already…

kev
- 555
- 1
- 3
- 14
15
votes
8 answers
How to recover database from MDF in SQL Server 2005?
I have an MDF file and no LDF files for a database created in MS SQL Server 2005. When I try to attach the MDF file to a different SQL Server, I get the following error message.
The log cannot be rebuilt because there were open…

Martin
- 5,945
- 7
- 50
- 77
9
votes
3 answers
Recovering Git repository from objects only
I have a Windows box which has taken it into it's head to delete most of a Git repository (must have tripped the Important Work Detector ;). All I have left (that I can find) is the objects. I'm not sure how complete the collection of objects is,…

Jashank Jeremy
- 360
- 1
- 4
- 14
8
votes
3 answers
Linux file deleted recovery
Is there a way to create a file in Linux that link to a specific iNode?
Take this scenario: There is a file that is in course of writing (a log maybe) and the specific file is deleted but a link in the dir /proc is still pointing at it. In this case…

poe84it
- 354
- 2
- 8
8
votes
1 answer
Writing your own partition recovery
I realise that the question I'm asking isn't a simple "O, that's easy! Do a simple this and that and voilà!" Fact is, without thinking one night I deleted the wrong partition. I tried a few Windows and Linux tools (Partition disk doctor, Easeus,…

aggregate1166877
- 2,196
- 23
- 38
7
votes
0 answers
C# - Reading free space bits on harddrive
Possible Duplicate:
How can I undelete a file using C#?
Ever since I recovered a document using a software called Undelete, that scans your free space and shows you what files are recoverable, I was curious on how to program this. Being a new…

user162941
- 101
- 2
- 3
7
votes
5 answers
Empty source file after crash in Visual Studio?
So I have been working on my game project in XNA for my diploma for 3 months now... was just finalizing everything and ready to submit when suddenly... BLUE SCREEN. Computer restarts and my main.cs file is full of stupid spaces. No more code. That's…

bbrez1
- 135
- 2
- 10
6
votes
1 answer
Is the geometry of data on burnable media deterministic?
Is it possible to determine the physical location (e.g. angle + radius) for a particular bit on a CD/DVD/BluRay disk?
The reason I'm asking is this, I want to design a data structure which stores recovery information approximately on the opposite…

Martin
- 911
- 7
- 21
6
votes
0 answers
Corrupted JS, CSS and PHP files
I know that this is a really dumb question but after I reformatted my flash drive ( it says it's corrupted and needs to be formatted so I did it ) and used a recovery software to recover the files that are in it, I got all my files back.
However,…

o2kevin
- 707
- 1
- 5
- 20