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0
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0answers
35 views

Is it possible to change default $HistoryLength [duplicate]

By default $HistoryLength is set to \[Infinity]. This is often unnecessary and can cause unecessary memory usage. I can of ...
1
vote
0answers
26 views

autocomplete or forward search input histories

I think there are many bash users here. In bash, a forward search of input histories can be done by Ctrl+r, which let you edit your previous similar input and reuse it. Is there a similar function in ...
7
votes
2answers
83 views

Undo history cleared after removing comments - bug?

If I've written some code followed by a comment, like this: x(*y*) and I remove the comment by first removing the right delimiter and then the left, my undo ...
6
votes
2answers
174 views

Save all input History in a log file

I would like to write some code in my init.m to save all inputs {In[1],In[2],...In[lastone]} right before I close the kernel (or exit Mathematica). Such a script ...
1
vote
0answers
211 views

Revert Notebook to earlier version using Notebook History

Is it possible to revert a notebook to its earlier version via the Mathematica's Notebook History panel? It would be nice if I could select a point in time in the bottom graph and revert back to that ...
2
votes
0answers
61 views

How to retroactively merge cell change history according to a merge interval

I recently noted that there is an option in the options inspector to set a merge interval for cell changes. This (I think) prevents a quick series of changes from spamming your notebook history with a ...
8
votes
2answers
153 views

Obtain input expression from history without evaluating

I typed and evaluated an expression, but deleted it from the notebook. For instance, suppose it was In[1]:= Round@SessionTime[] Out[1]= 2 I now want to retrieve ...