Re: UNDO and Mathematica - how useless is it?

*To*: mathgroup at smc.vnet.net*Subject*: [mg97944] Re: UNDO and Mathematica - how useless is it?*From*: "Sjoerd C. de Vries" <sjoerd.c.devries at gmail.com>*Date*: Thu, 26 Mar 2009 05:22:01 -0500 (EST)*References*: <gqd1p2$nrt$1@smc.vnet.net>

Been there, done that. I feel your pain. Cheers -- Sjoerd On Mar 25, 12:41 pm, Bob F <deepyog... at gmail.com> wrote: > Hello Everyone, > > Does anyone else think the UNDO menu function is about as useful as > ice in Antarctica?? I had just copied/pasted a long expression from a > web site to a notebook I was working on, but the expression had some > exponents/superscripts that did not come through with the paste so > what ended up being in the notebook was something like this: > > ((((((((((((((((((((((((((((x2*x)2*x)2)2*x)2*x)2*x)2)2)2*x)2*x)2)2*x)2) > 2*x)2*x)2)2)2*x)2)2*x)2)2)2)2)2)2)2)2)2 > > so to Mathematica it looked like all the 2's were just multipliers > instead of exponents. No problem, says I, just highlight this string > and use the Edit/Find&Replace dialog box to change 2 to ^2, but only > one at a time was changed with each click of the replace. OK, says I, > use the "Replace All" and surely that will only apply to the > highlighted section. WRONG!!!!!! It changed the entire notebook to > have ^2 instead of every 2 in the entire notebook. OK, says I, just > click the Edit/Undo and get back to where I was. WRONG -- notebook is > totally hosed and I loose a few hours worth of work. Yeah, Yeah, Yeah > I should have done a Save before doing the Replace All -- now I know > for next time. > > So, hey Wolfram -- please fix the UNDO. Make it work like every other > program on the face of the planet, even the entire Solar System, even > the known and unknown universe!!!!!!!!!! Even one level of UNDO would > have saved me hours of working, let alone a multiple level UNDO like > you see in so many other programs. > > I would be much happier Mathematica user, if Wolfram would spend time > in solving problems like this, than coming out with new versions with > hundred of functions. Please make the next release fix some of the > major outstanding issues with the current version (and for many years > as far as I can tell)!!! If you want to add new functionality that's > great, but give users a modern user interface feature like > UNDO!!!!!!!!!!! > > And as long as you're about it, give the Find dialog box a way to do a > find/replace on a cell or multiple cells or any highlighted section of > a notebook. As it stands right now, you have to click the Replace > button for each and every occurrence of the string you wish to change. > Maybe a "Replace in this cell" or "Replace in the highlighted section" > button. > > How can something so simple (the UNDO) be so uselessly implemented. > What is it even good for in the state that it is in?? > > -Bob (grrrrrrrrrrrrrrrrrrrrrrr) ;-(