I think David is referring to the use of streams with the managed wrappers of MM's rather than pointers.
|-----Original Message----- |From: ozdotnet-boun...@ozdotnet.com [mailto:ozdotnet- |boun...@ozdotnet.com] On Behalf Of Ian Thomas |Sent: Tuesday, 8 February 2011 1:54 PM |To: 'ozDotNet' |Subject: RE: Placeholders in large text file | |David |Can you spell that out, please - ie, what in Preet's latest post is not correct? And |why would we use memory-mapped files (in the scenario posed by Bec Carter)? | |________________________________ |Ian Thomas |Victoria Park, Western Australia | | | |-----Original Message----- |From: ozdotnet-boun...@ozdotnet.com [mailto:ozdotnet- |boun...@ozdotnet.com] |On Behalf Of David Kean |Sent: Tuesday, February 08, 2011 1:29 AM |To: ozDotNet |Subject: RE: Placeholders in large text file | |There's no reason you can't treat that memory as a normal text (ie pass the |view's stream to StreamReader). | |-----Original Message----- |From: ozdotnet-boun...@ozdotnet.com [mailto:ozdotnet- |boun...@ozdotnet.com] |On Behalf Of Bill McCarthy |Sent: Sunday, February 06, 2011 7:32 PM |To: 'ozDotNet' |Subject: RE: Placeholders in large text file | |There's caveats on that. Frist off it means you're using pointers kind-of |approach which is good but it also means you immediately lose all built in text |comparison options other than binary equality. The other big caveat is you need |to endure replacements are the same size otherwise you end up moving a lot of |memory around each time you make a replacement Bec Carter)? ||-----Original Message----- ||From: ozdotnet-boun...@ozdotnet.com [mailto:ozdotnet- ||boun...@ozdotnet.com] On Behalf Of Preet Sangha ||Sent: Monday, 7 February 2011 2:28 PM ||To: ozDotNet ||Subject: Re: Placeholders in large text file || ||Sorry for hijacking the thread - but can i recommend the use of Memory ||Mapped Files for reading and writing large files? This will make it far ||far quicker as changes pages in memory won't need to be stored in the ||system page file. || ||
