Undo is a command in many computer programs. It erases the last change done to the document reverting it to an older state. In some more advanced programs such as graphic processing, undo will negate the last command done to the file being edited.

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11answers
16k views

Undo the Linux trash command

Can we undo operations done in a terminal, for example, file deletion through rm? Solutions obtained: Aliasing Undelete utilities Backup utilities LibTrash Versioning (FUSE)
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1answer
19 views

How to undo autocorrect in libreoffice calc

I would like to prevent libreoffice calc to make autocorrecion in some cases in some cell. For example, sometimes libreoffice decides that some text I enter is a hyperlink and it formats the cell as a ...
0
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1answer
186 views

did cmd change in Windows 7, how to undo?

Windows 7 was not allowing me to add a new folder within folders. So I made the command prompt change using the icacls command below. This includes 'desktop', which included all the shortcut icons. ...
2
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0answers
20 views

Windows 7 Explorer - number of undoable actions (undo levels)?

Could it be M$ changed that number from 10 in previous Windows versions to 1 (ONE)? Create a new folder. Create 11 new documents of whatever type is handy in your context menu. Delete them one after ...
0
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0answers
36 views

How to redo an file which is lost due to “undo”

I have a file on which i was working on yesterday. After saving, I copied it to a pendrive. Then I went to the desktop and bymistakely pressed undo several times. After a few other-file arrangements, ...
3
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2answers
12k views

How to “undo” in command prompt?

If I have done some major change, for example renamed some files etc, how can I roll back the change? Is there a command that does this?
7
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3answers
3k views

Are there any extensions or tricks to reopen several closed tabs in Safari

I know Safari 5 (on OSX) allows undoing of a recently closed tab with Cmd-Z. However, that works only for the very last closed tab. That is, I cannot press CmdZ twice to reopen the last two closed ...
14
votes
5answers
20k views

How to undo an accidental drag and drop

This happens to me in Windows Explorer: I mean to open a folder and manage to move the mouse and accidentally drag the whole folder ... somewhere. Usually I notice, but not always (in which case I ...
0
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0answers
24 views

Eclipse - remember local history after restart

The title pretty much says it all. How can I make eclipse remember local history after I restart it? If I'm not being clear what I want is to be able to undo-redo my typings using ctrl+z, ctrl+y ...
1
vote
1answer
89 views

Searching all versions of a file in the undo tree in VIM

EDIT: I have "manually migrated" this question here: http://vi.stackexchange.com/q/2220/1060 Is there an easier way to find a particular change in Vim's undo tree than just looking at random old ...
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vote
3answers
2k views

Recover a deleted volume in Windows

I accidentally deleted a volume in Windows Disk Management. Is there an easy way to undo that action? Or do I have to use a file recovery tool?
4
votes
2answers
4k views

Apple Mail: Can't undo a delete?

Sometimes I can't, and sometimes I can. I want to be able to ⌘-Z after I accidentially delete a message. Or multiple messages. I want the Undo feature!
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votes
1answer
1k views

Viewing Windows Explorer’s complete Undo history

Background Windows Explorer maintains a list of file operations so that you can undo them (10 operations up to XP and 32 from Vista). You can see the last operation without performing it by opening ...
7
votes
2answers
2k views

How to determine exactly which file actions will be reverted when doing an Undo in Windows Explorer?

I had a brain fart and forgot which was the last file action I performed in Windows Explorer on XP SP3. Explorer offers an undo but I am not 100% confident I remember what was the last operation I ...
2
votes
2answers
2k views

Google Chrome Undo Closed Tab Command

I would like to set up a button or the combination of button to undo recently closed tab in Google Chrome. I know on mac you can do this, but I want it on PC. Is there any way to make this option ...
4
votes
3answers
17k views

is there an “undo” command on the unix comand line?

i get the feeling i'm gonna need it one day, like if i've just deleted something i shuldn't have, or renamed something and can't remember what it should be called etc.
2
votes
2answers
75 views

Don't load undo file if it's too large in Vim 7.3+

I just copied a massive amount of text (on the order of millions of lines, I think) into a Vim register, opened a new file, pasted, and then proceeded to edit the new copy of the excerpt. Vim was ...
0
votes
1answer
76 views

Show hidden icons in icon tray through group policy

Had previously hidden the icon tray through group policy and would now like to add the volume control/sound icon back to the tray. I have disabled the "hide the notification area" and forced the ...
2
votes
0answers
153 views

CTRL+Z (Undo) history/log command? How to revert?

(Note: I'm using Windows 8.1 x64) So, after decades of using Windows I've just discovered the single most destructive command, and it's an everyday shortcut... The CTRL+Z... Yup, that's right. ...
1
vote
1answer
133 views

Can I recover a deleted file from .swp after auto-reloading?

This is related to, but not solved by the question “How can I recover the original file from a .swp file?”. I had two newly-created files a.txt and b.txt open in buffers. The active buffer was b.txt, ...
5
votes
1answer
1k views

Cursor movement history in Vim

How can I restore cursor position in Vim as it was before scrolling, selecting or PgUp/PgDn? I'm tired of searching where I was before I scrolled up to look something at the top. Are there something ...
21
votes
3answers
98k views

undo Linux's rm? [duplicate]

Possible Duplicate: UNDO LINUX Trash Command Hi, Is there any simple way to undo an rm command? The question is purely theoretical; I have NEVER deleted the log of a benchmark queue who ...
7
votes
3answers
3k views

Disable Ctrl+Z shortcut or clear undo history in Windows Explorer?

Is there any way to disable the CTRL+Z (Undo) shortcut in Windows Explorer? Alternatively, is there a way to have Windows Explorer "forget" its undo history? The reason I ask is that you may have ...
0
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1answer
33 views

Undo or Redo on specific lines only

I am working on a file and made some changes I'd like to undo. Is there anyway that I can undo changes that were made in the part of the file where my insertion point currently is? I do not want to ...
1
vote
1answer
963 views

Notepad++ Undo History wanted

I cannot seem to find a history in Notepad++ showing you all the actions you did. Sometimes you might not be sure anymore what the next Undo action would do. Does this feature really not exist or I ...
19
votes
6answers
2k views

How can I discard my undo history in vim?

Undo is nice to have in Vim. But sometimes, at a known good point, I want to erase my undo history - to be able to use u to undo individual changes, but only back to a certain point. (For instance, ...
0
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3answers
3k views

How to UNDO in Bash?

I accidentially copied my whole home directory into one of my subdirectories, causing me to exceed my disk quota on a server. Or does anyone know how to undo a command in general?
0
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2answers
103 views

Is it possible to undo a :bdelete in Vim?

I've gotten used to Ctrl-Shift-T in Firefox to undo the closing of a tab, is it possible to get similar functionality in Vim? Googling didn't point me towards anything useful for this.
17
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7answers
51k views

How can I undo or rollback an “apt-get upgrade” command on Ubuntu?

Is there a way in Ubuntu to rollback or undo the last upgrade after doing an apt-get upgrade if you don't like the results?
13
votes
2answers
2k views

How can I get Excel's undo/redo functionality to work in a more traditional *per window* manner (and not for the entire instance of Excel)?

This has been driving me crazy lately. I'm not used to having having a program have a global undo/redo functionality (as in when I undo something, it will undo the last action in any currently open ...
0
votes
5answers
829 views

Getting spurious undo (Ctrl+Z) sent randomly on a Dell laptop

For the past couple of weeks, my laptop has had a strange problem where it looks like Ctrl+Z is pressed, so I usually lose bits of text I've just typed. If I redo by pressing Ctrl+Shift+Z, the text ...
1
vote
1answer
57 views

Instead of “mv filename.sql newfolder” I did “mv filename.sql /newfolder” and wiped out a bunch of files?

Like I said, I moved a bunch of sql files but instead of moving them to a directory I seem to have renamed them and put them all in the root directory as one file named "newfolder" Can I undo this or ...
1
vote
2answers
383 views

How can I recover from mistaken 'rm *'?

I just typed rm * in the wrong directory by mistake. I had the wrong terminal window highlighted. What are my options?
2
votes
1answer
1k views

Is there any way to undo the changes of a file after it is saved

Is there any way to undo the changes of an exel file after it is saved i was workin on a file since yesterday and just before half hour i finish it then just before 5 minute the kids by mistake ...
0
votes
0answers
588 views

Cropping image accident in Photoshop CS5

I was trying to crop an image in a layered .psd file, and instead cropped out the entire rest of the layers and only have the one little image I was trying to crop. It won't let me revert. How do I ...
1
vote
1answer
464 views

Finder - undo close window for Mac OS X

I would like to know if there is any utility for Mac OS X (Mountain Lion) that can "undo" closing of Finder windows - much like tabs in a web browser have the "undo close tab" feature: My initial ...
-1
votes
1answer
99 views

linux - systemwide undo or go back in time

Is it possible to undo the entire computer's memory to five minutes in the past? For example, a text editor would be at a state of a 5 minutes ago as well as the web browser's state would also be at ...
1
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2answers
2k views

I am only able to undo once in Excel

I can only undo once in Excel and I have taken the steps to change the number in the Edit Registry and that did not fix the problem. Help! Very Annoying!!!
1
vote
1answer
1k views

Undo in Eclipse broken/buggy?

I haven't been able to find anything on the internet mentioning Eclipse's Undo functionality being broken/rubbish, so maybe it's just me. However, I thought I'd ask here and see if anyone else has ...
1
vote
0answers
329 views

sublime text: Undoing an “undo followed by typing”?

Wondering if (perhaps via the console in Sublime?) it is possible to recover from a multi-line undo, followed by typing something (a paste, in my case)? IOW, I un"did" a bunch of stuff, meant to just ...
6
votes
5answers
32k views

Photoshop enable Multiple undo?

I'm used to applications allowing you to perform multiple undos at once with Ctrl-Z. I've found that at least the default setting in photoshop is only a single undo. How do i change this (im a ...
-5
votes
1answer
5k views

Can I undo a OS upgrade on a Mac?

Can I undo a OS upgrade on a Mac? A couple of days ago, my iMac said software updates were available - did I want to install them. I opted to install them. Ever since then, the computer just randomly ...
0
votes
1answer
259 views

Undo deletion of target directory after finding out OS X can't merge directories

I am a developer on OSX. I like to believe I know a lot about computers, but now I feel a mix of sillyness, disbelief and rage. Also, please excuse the drama. ;) I was working on a web project when I ...
19
votes
4answers
3k views

Undo tar file extraction mess

I just untar'd an archive that produced a mess of files into my tidy directory. For example: user@comp:~/tidy$ tar xvf myarchive.tar file1 file2 dir1/ dir1/file1 dir1/subdir1/ dir1/subdir1/file1 ...
4
votes
2answers
268 views

Search in Vim's undo history

I have a "weird" usage pattern in vim that I often use - or have to use, depending on how you view it. What normally happens is this: I enter some text, do some editing, then remove a bit of text ...
3
votes
2answers
2k views

Undo Ctrl-w in Vim

I'm a pro user of vim, however, somehow I don't seem to have definitively figured out the use of time based undo, or maybe I don't really like it. Is there a way I can undo a deletion caused by ...
2
votes
0answers
102 views

System-Wide Undo Operations

Many, if not all applications have undo and redo operations available, but sometimes I want to undo or redo actions I have done outside a program that has affected it. For instance, say I have ...
0
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2answers
472 views

Undo saved file after close

I've lost a very important file, because when I'm working on it, and I decide to test something there, I've deleted a very important part in it, and then my PC shuts down, so now I have missing a very ...
40
votes
2answers
9k views

Excel: how to undo in current file only?

Microsoft Excel's undo / redo feature behaves unlike any other program I know. The undo stack seems to be global across all open files, so that undoing sometimes switches to another file and undoes ...
1
vote
1answer
885 views

How do you undo a Windows XP “Remove from this list”?

How do you undo a Windows XP "Remove from this list"?