Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Anthony
On Tuesday, November 3, 2015 at 5:12:32 PM UTC-5, Richard wrote: > > Thank you for clarification I really appreciate... > > Also about previous posted kind of pseudo code above this work better in > case var1 is not yet defined : > > elif 'var1' in session: > del(session.var1) > Sure, or

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Richard Vézina
Thank you for clarification I really appreciate... Also about previous posted kind of pseudo code above this work better in case var1 is not yet defined : elif 'var1' in session: del(session.var1) On Tue, Nov 3, 2015 at 4:41 PM, Anthony wrote: > Am I right in my understanding that sess

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Anthony
> > Am I right in my understanding that session.keys get write into session > file only once when it get define for a given request and in the next > request if the session.key1 is still there (unchanged) it won't be re-write > to session file? > Writes to the session file are not granular --

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Richard Vézina
The data are not the same or I can make this assomption since they can change each time the controller function it calls... The controller take parameters into vars and make db query and render a resulting table... There is numerous differents parameters and the requested data are by nature changin

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Anthony
Yes, simply making the check for the session keys to see if cleanup is needed should add minimal overhead. Likewise, if the deleting itself is infrequent (or if it tends to occur when you have other session changes that need to be written to the file anyway), then there shouldn't be much additi

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Richard Vézina
Thank you Anthony, I appreciate you input... I was concern about exactly that, I mean keep clean up the session each request has a cost... I will need to make a check, it would be logic that if the session keys to be are not present in session that the only overhead should be the clean up funciton

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Anthony
On Tuesday, November 3, 2015 at 2:04:21 PM UTC-5, Richard wrote: > > There is large amount of that data that why I have this concern... > You might want to do some testing (i.e., checking response times and RAM usage) before bothering to manage session keys. Note, the session data for a given us

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Richard Vézina
There is large amount of that data that why I have this concern... Is cleaning the sessions/* files delete data put in session? Richard On Tue, Nov 3, 2015 at 1:59 PM, Anthony wrote: > I'm not sure there is any need to clean up individual sessions unless you > are storing a large amount of dat

Re: [web2py] Manage session.VARS best practices

2015-11-03 Thread Anthony
I'm not sure there is any need to clean up individual sessions unless you are storing a large amount of data. On the other hand, you might want to clean up expired session files once in a while -- there is a script for that. Anthony On Tuesday, November 3, 2015 at 1:43:47 PM UTC-5, Richard wro

[web2py] Manage session.VARS best practices

2015-11-03 Thread Richard
Hello, Let say I put some data in session.var1 for reuse in case user want to download the content of the page with the help of buttons for the purpose which call the same function with one more prameter telling the controller function which file format the user expect... So you can check if f