Hello. Can you share with us your image ? Le 30 oct. 2015 09:42, "Anthony Wickstead" <a.wickst...@qub.ac.uk> a écrit :
> I think that part of the problem being highlighted here is that the OVA’s > that are provided all open a virtual linux browser to access Sage. I use > Sage for undergraduate teaching at Queen’s University Belfast which is > predominantly Windows based so that we use Sage in a VirtualBox, but have > adapted the image provided not to open a linux browser and instead use a > Windows browser to access Sage. This has several advantages, such as we > control the browser settings and can see different tabs that get opened by > Sage and it makes saving files into the Windows environment much easier. It > also makes it easier to use the setup in a secure environment (i.e. no > other applications allowed) for examination purposes. > > > > Tony Wickstead > > > > > > > > > > > > *From:* sage-support@googlegroups.com [mailto: > sage-support@googlegroups.com] *On Behalf Of *Kevin Knaus > *Sent:* 29 October 2015 16:10 > *To:* sage-support > *Subject:* [sage-support] Re: keyboard shortcuts > > > > It is now 6 years on from when this post was originally made (2009, > currently 2015) and it is proving impossible to find a clear reference to > keyboard shortcuts in SAGE. The context I have for this is two fold. One. I > note William Stein and others commenting on the low retention rate for SAGE > users. Two, if one downloads and installs on Virtualbox the most recent > version of SAGE 6.9. It is very problematic to find out how to do simple > navigation tasks in the Notebook. No clear hints exist on the notebook > active worksheet page or home page on how to find key board settings and > what they do. It is all too easy to get trapped in the downloads page for > example. Being a novice user, I like many I am sure, have clicked on > downloads, gone there and seen the list of downloaded files. But, for the > life of me, nothing seems present to return me to the worksheet I was in or > the home page of the notebook session. After hours of searching across > multiple days, I finally found a way to get back to the SAGE notebook > session from a shell escape to command shell but only if I was originally > in the Notebook session worksheet to begin with. (Centos 6.7 in this case, > though the same applies to Centos 6.6). A user somewhere mentions trying > Right ctrl F2, or R cntrl F7 and finally I find that Rctrl F7 works. But > only to get back to the Notebook session from the command line. It doesn't > work to get back from the downloads folder. Nor does right clicking in the > downloads folder and selecting "Back"... you just seem to be trapped there. > It cannot possibly be the case that there is no way back except to restart > the VM, can it? So my point is simply, navigation does not need to be so > problematic. Finding out how to navigate, does not need to be a major > effort. But, if it is, then User Retention goes down. There are of course > other reasons. But, some of you involved in the presentation of the > information in link below, need to be able to simplify the conceptual > presentation of usable information. A simple table of what keys do what > things in which VM environments, or Cloud environments...Still don't have a > way out of the downloads folder. No wonder retention suffers. > > On Saturday, July 18, 2009 at 3:25:07 PM UTC-5, Jason Grout wrote: > > Chris Chiasson wrote: > > I just want to add that I (eventually) found the following keyboard > > shortcuts I was looking for in another thread on the developer's list > > and that they should probably be added under the notebook section of > > the page shown at: > > > > > http://sagemath.org/doc/tutorial/interactive_shell.html?highlight=keyboard > > > > Here are the shortcuts I was looking for: > > > > Create new cell (actually it splits cells, but whatever): Ctrl + Enter > > Delete cell (actually it merges cells): Ctrl + Backspace > > Evaluate cell (already knew this one from Mathematica): Shift + Enter > > > > -- > > Thanks for pointing out a place in the docs that should be improved. > These shortcuts (and others) are also documented in the page that comes > up when you click "Help" in the upper right corner of the notebook. > Maybe the tutorial should just say to read that page, if it doesn't > already? > > Jason > > -- > Jason Grout > > -- > You received this message because you are subscribed to the Google Groups > "sage-support" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sage-support+unsubscr...@googlegroups.com. > To post to this group, send email to sage-support@googlegroups.com. > Visit this group at http://groups.google.com/group/sage-support. > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "sage-support" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sage-support+unsubscr...@googlegroups.com. > To post to this group, send email to sage-support@googlegroups.com. > Visit this group at http://groups.google.com/group/sage-support. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "sage-support" group. 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