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<Mephy> generally <gio132232> ty <Mephy> np <gio132232> good nite <LeddyHM> Is this right? if ComboBox4.Text <> nil then ? <LeddyHM> trying to test for NULL <Vibes^> Sheesh. This keeps getting worse and worse... If I have my app bring up the property editor dialog, outside of the IDE, it works fine. <Vibes^> So even the property editor is only broken inside the IDE. <LeddyHM> hmm incompatible types, string and pointer <Rahly> thats so odd, Vibes^ <Rahly> hey samsci <samsci> hey rahly <Vibes^> I've got to walk away from this for a while... I'm going to the grocery store. <daedo> LeddyHM: strings are not objects in Delphi, they are their own thing, they cannot be nil <daedo> LeddyHM: if ComboBox4.Text <> '' <LeddyHM> dang <LeddyHM> I tried "" <LeddyHM> lemme try that <LeddyHM> worked like a champ <cmf> http://content.leenks.com/pics/random37/random049.jpg <cmf> rofl <cmf> not for work <cmf> well <cmf> it's arguable :P <samsci> borland opened up a huge office in atlanta <samsci> man, that felt good <samsci> been months since I kicked anyone <cmf> ? <samsci> have not kicked anyone in a long long time, and Blade was due <cmf> i musta missed something <cmf> or did you just kick him on principle? <cmf> :) <samsci> principle:) <cmf> ok :) <samsci> plus, he is so slow, he won't notice for a few days <cmf> do you have any idea how differential backups work? <cmf> where a backup program only backs up the part of a file that has changed since the last backup? <samsci> nope, sorry <cmf> i cant think of an efficient heuristic to accomplish that <LeddyHM> it actually doesn't backup what's changed <LeddyHM> it backs up the whole file <cmf> that's incremental backup <LeddyHM> if it was flagged as modified since last <cmf> i've already implemented that <cmf> perhaps my terminology is wrong <cmf> I've always called that incremental backups <cmf> and I've already got that implemented.. what I'm interested in is say a PST file that's 5gb.. the part of it that has changed needs to be backed up.. not the whole file <cmf> i've HEARD other backup programs can do that <cmf> but mine doesnt <cmf> and my customers want it <cmf> :( <samsci> hmm, not sure how it could be done, because seems like it would try to merge the files together <samsci> and that is risky <cmf> thats what I think <cmf> yet my customers persist that other programs do it <LeddyHM> think of incremental as a transaction log <LeddyHM> you need to restore in order <cmf> yes.. i've already got incremental implemented.. and i've been selling it for years <LeddyHM> http://www.acronis.com/enterprise/resource/solutions/backup/2005/incremental-backups.html <LeddyHM> not exactly sure what you're backing up ;) <cmf> i'm not <cmf> like i said i just write the software <LeddyHM> :) <cmf> thanks for the link <LeddyHM> what software you write? <cmf> at least I'll be able to get my terminology straight ;) <cmf> leddy: www.securabackup.com <LeddyHM> cool <LeddyHM> nice to see Delphi in the ent <cmf> ent? <LeddyHM> enterprise <cmf> i lub delphi :) <cmf> still using D5 though <cmf> and i'd still be using D3 cept I needed int64 <LeddyHM> I worked for Borland back in the day <LeddyHM> and was surprised to see they are still strong <LeddyHM> back when paradox was "cool" <cmf> hehe <cmf> truth is, and most would tell you, I dont really use delphi to it's full potential <LeddyHM> neither do I <cmf> in fact.. I use the IDE and compiler <LeddyHM> I'm just a scripter <cmf> but I dont use any of it's VCL <LeddyHM> learning to "program" <cmf> i just like Pascal <cmf> heh <cmf> cool <LeddyHM> not that I do any of that well either, but it's a good base <cmf> just finished reading that site.. still a little confused why anyone would ever implement Differential <cmf> when incremental is so much smarter <cmf> perhaps I didnt understand it yet again =D <LeddyHM> I didn't actually read it, lemme skim <cmf> dont bother <cmf> i read it twice <cmf> incremental>differential <cmf> hehe <cmf> the way I implemented Incremental Backups in Secura is.. you can set it to do the incremental backups with a reset interval <cmf> so that it does a full backup at a specific interval <cmf> and deletes all the incremental file <cmf> then does the incremental backups in between <cmf> most likely how all backup software does it <cmf> but since I'm so busy coding all the time I never have time to check out teh competition hehe <LeddyHM> incremental resets the archive bit <LeddyHM> whereas differential doesn't <cmf> Secura doesnt use the archive bit <cmf> I keep a seperate database <cmf> for the files <LeddyHM> interesting <cmf> because it's possible that the user is using OTHER software that is using the archive bit <cmf> and I didnt want to take that chance <cmf> especially since Secura Backup runs seamlessly as a service <samsci> cmf, with the way you code, you might want to learn the backup process <cmf> and for some companies which shall remain nameless <cmf> i've made custom versions <cmf> that run on their employees computers <cmf> and do hourly incremental backups without the users knowing <LeddyHM> nice! <cmf> so they might be tempted to run backup software on their computers because they dont know it's already being backed up <cmf> hehehe <LeddyHM> big brother looking back at ya <samsci> :) <cmf> samsci: huh? <LeddyHM> how do you know if a file has changed to do the incremental? <LeddyHM> test the size? <cmf> date <LeddyHM> or mod date <LeddyHM> ahh <cmf> modified date <cmf> i'm working on a program now that will keep track in real time of all changed files <cmf> and back them up <cmf> as soon as they are changed <LeddyHM> so then after it backs up the file, it stores the filename/last mod date? <cmf> would work good for a website synchronizer too <cmf> leddy: exactly <LeddyHM> shouldn't be too hard to implement diff then <cmf> i dont see the point in it <LeddyHM> might need a db restructure tho <cmf> incremental>differential <LeddyHM> I completely agree <LeddyHM> I would say nobody uses diff <LeddyHM> but apparantely some of your customers do <cmf> no <cmf> they dont <cmf> what they want <cmf> my terminology was wrong <cmf> what they want <cmf> is the backup software to backup only the parts of a FILE that has changed <cmf> and they say this exists <LeddyHM> ohhh <cmf> in other backup programs <cmf> which seems unlikely to me but.. you never know hehe
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