Struggling to feel confident with LC mobile dev

Tom Glod tom at makeshyft.com
Sun Jun 30 12:32:11 EDT 2019


Thank you Brian, Jacqueline, Curry.......

A lot of good info here and I definitely feel a lot more confident about
choosing LC.

Thanks a lot for the info and vote of confidence.

Here we go.



On Sun, Jun 30, 2019 at 11:51 AM Clarence Martin via use-livecode <
use-livecode at lists.runrev.com> wrote:

> This is a worthwhile posting.
> Thanks Jacque and Curry for keeping things in perspective.
>
> Sincerely,
>
> Clarence Martin
> Email: chipsm at themartinz.com
> Phone: 636 6965561
>
> -----Original Message-----
> From: use-livecode <use-livecode-bounces at lists.runrev.com> On Behalf Of
> Curry Kenworthy via use-livecode
> Sent: Sunday, June 30, 2019 3:42 AM
> To: use-livecode at lists.runrev.com
> Cc: Curry Kenworthy <curry at pair.com>
> Subject: Re: Struggling to feel confident with LC mobile dev
>
>
> Tom:
>
>  > Can someone tell me if they have achieved a good scrolling  > and
> rendering performance of text fields.
>
> When it comes to performance, LC text fields usually are not the problem.
> Quite the reverse! Good field performance in general (desktop and mobile)
> and no big trouble on Android last time I tested. Any specific problem with
> fields?
>
> Shoddy code, overuse of controls, reliance on v1 data grids (sorry),
> uncontrolled duplication of code or content, unplanned/uncontemplated I/O,
> and failing to take LC's weaker areas into account for the design - these
> are the culprits who have caused the most performance issues. Bad habits
> die
> hard. Bad code dies harder.
>
> For Android in particular, people forget that the typical device is not
> designed to compete with an iMac Pro. Designed literally to be the lowest
> common denominator for computing needs. Less forgiving, but that's a good
> opportunity for improving code technique.
>
> I've done my share of Android projects and fields, with good results
> including the fields. Performance is judged per the task, and I don't know
> your task. Generally good. Android does require some care if you're
> delivering a lot of animation, effects, and so on.
>
> Keep controls simple and code tight from the start. Tweak settings as
> needed
> at the end. Then you should be fine! Confidence in LC is not the real
> struggle. It just needs a little discipline and care for coding technique.
> Good technique also overcomes hardware (and other) constraints to some
> extent.
>
> Yes, LC can make good Android apps. Be thou reasonably confident, but with
> diligent care to thy code and settings.
>
> Jacqueline:
>
>  > The trick to smooth scrolling on mobile requires only two things:
>  > use native scrollers and turn on acceleratedRendering.
>
> (And quite doable even without native scrollers.)
>
> BTW, those who care about good performance (Android and otherwise) could
> vote for box filters in graphic effects:
>
> https://quality.livecode.com/show_bug.cgi?id=11894
>
> Not a field feature, but it can be used with fields for impressive effects.
> Confirmed bug since 2014, existing LC feature which was lost since LC 6.5,
> and although there are workarounds it would benefit and enrich projects;
> this used to make a significant improvement to rendering speed for effects
> on Android! Maybe one of those features that the more influential and vocal
> clique was not using or talking about, and never realized its potential. :)
>
> Also for those who recognize the importance of LC's own performance - it's
> helpful to support improvements. 905/950 is much better at some tasks,
> excellent progress. Much less huffing and puffing than LC 7-904!
> But don't be misled; as of rc1/dp1 some areas continue to lag. (I'll do a
> followup video with specifics when time allows! Several things I must get
> done first, including my own products.)
>
> Ongoing LC performance bug/feature request here, good progress so far, feel
> free to add your CC:
>
> https://quality.livecode.com/show_bug.cgi?id=21561
>
> Best wishes,
>
> Curry Kenworthy
>
> Custom Software Development
> "Better Methods, Better Results"
> LiveCode Training and Consulting
> http://livecodeconsulting.com/
>
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