Sunday, May 11, 2014

My first cocoa conf in links

Solomon Klein was the host of the CocoaConf Mini Raleigh 2014 [eventifier] .






Mike Rundle  [of flyosity.com] spoke on Making world class animations.

The mention of the book : "The illusion of life"-  A book on 12 basic principles with Disney for hand drawn animations but they apply to today.
  • squash and stretch - most important, weight and flexibilty to objects, keeping form as go smaller
  • anticipation - prepare audience its more realistic. i.e. ballet dancer action before it happens 
  • follow through - antenna on a car , hair continues to move at stop 
  • slow in and out - easing out 
  • arcs trjectory - animations can adhere to this. i.e.baseball being thrown arcs being shown prior thrw 
  • secondary action - more life, lively 
  • appeal - vibrant 
  • transition - 2 visual states (dont just throw you into it)
  • focus - direct user attention (recent updated, eyes move)
  • delight interaction more appealing
Uikit Dynamics - llustrates the use of UIKit Dynamics for adding physics-related capabilities to views and other dynamic items.

JNWSpringAnimationDemo - generate steps https://github.com/jwilling/JNWSpringAnimation

Facebook pop - paper (& Our Choice All Gore App did animation) figures out values PopSpringAnimation - initial velocity from gesture basement menu, hamburger menu






iBeacon - announced last year wwdc
- bluetooth spec - hw device acts like a beacon
- api

unique identifier - 16 byte
major id - 2 byte
minor id - 2 byte  (thing within store)
measured power -  1 byte what signal decibals 1 meter away from beacon

applications: retail, interactive guides

hardware criteria - readily available, production ready, configurable easily, acceptable enclosure,

jan 2014 spec was not out.

Estimotes  - in biz before announced, made them match apples 3 for 100 bucks, nice and apple looking like , minimal sticky surface on bottom, extra sensors with accelerometer and temp - fixed uuid identifier for all, battery not replaceable, sdk
Roximity beacons - plain, battery replaeable, fixed uuid, sdk, retail platform  with web dashboard and their app.
bleu station - not battery w usb , plain beacon implementation, app comes with it
kst particle - comes with an app, blue tooth explorer app,
ios device ios4 +
buybeacons.com

api:
region monitoring
create CLBeaconRegion uiid , major (optional), minor (optional)

specify notification desired (entry,exit, entryOnDisplay)

region = [[CLBeagonRegion alloc] nitWithProximityUUID: uuid major: x minor:y identifier :@"something)

CLLocationManager

locationManager setDelegate

startMonitoringForRegion

locationManager:didEnterRegion

locationManager:didDeterminState:forRegion

region monitoring works in background continues even if app is shut down force quit, phone restarted

has no notion proximity - sees it or it doesnt

low energy fine, but alot of beacons around not so much

ranging beacons
- list of beacons it sees and how far to these
- ranging
startRangingBeaconsInRegion

didRangeBeacons:inRegion

this is foreground only

proximity - unkown, immediate , near, far

https://t.co/qat9g14kbP

https://github.com/mpospese/BeaconDemo




Core Data Done Right -

not a database, model editor sucks

moGenerator - http://rentzsch.github.io/mogenerator/ - command line tool
http://nshipster.com/nscoding/

NSFetchedResultsController
UITable View, also a controller delegate
sections, fetched objects NSFtechRequest
As far as upgrading apps, certain actions forec migration in xcode
ios introduced parent, child thing, old way was a background thread where you had to listen, now go to child and it tells parent when to update (core data not thread safe), throw context away if decide to cancel
http://www.cocoanetics.com/2012/07/multi-context-coredata/
http://floriankugler.com/blog/2013/5/11/backstage-with-nested-managed-object-contexts
http://www.tyreeapps.com/cocoaconf/RDUCDDR.zip





rob rhyne

stats against you making a living on an app. Shoot for middle

Find your niche or perspective on world



Dave smith http://david-smith.org/ episode 132 

Feed wrangler


Talk about it, share it with others, sneak peak , you are special keep going





UIKit Dynamics

Physics light

UICollisionBehavior
UIPushBehavior

Collision
Gravity
Push
snap
DynamicItem


Multipeer connectivity

Adhoc network iOS devices

AirDrop example


Advertise 
- peer id

Discover
Invite
Connect
Communicate 

Everybody equal, nobody acts as server

@import MultipeerConnectivity


MCBrowserViewController


WWDC talk 708 - Nearby Networking with Multipeer Connectivity



Jay Thrash


Ken Auer


Prototype

Aza Raskin You are iterating solution as well as understanding problem 

Small fidelity and medium fidelity

Validate understanding and find real requirements


Balsamiq
Xcode




Method swizzling

Framework7 -CSS like ios7 screens



Objective cloud










NsUrlProtocol






James Dempsey


Makeover ios7

Worked apple 96 for 15 years

Reverb

Beats big. News

Table view

Tpsworldlistviewcontroller

Clicked upgrade

Extended edges  lose translucency 

Adjust scroll view insets can't get to top

Want those turned on

Label with style subtitle

Look at system apps

Dynamic type ... Tuned system fonts lighter on bigger font

User control text content size  7 settings relative not how big font is
Like t shirt sizes

Semantic txt styles. 6 constant headline, body, sub headline , footnote, caption on fonts

UI Font API 

Preferredfontfortextstyle:

Change size does not update  in settings

UIApplication property



App would have to code for it been though settings on interface builder

Notification methods

UIContentSizeCategory

Relative simple table, keep it simple
variable row heights
Add extra cell use sizethatfits

Or defer height calculation until display

Estimatedheightforrowatindexpath


Dynamic type disasters 

http://tapas-software.net/img/table_view_makeover.pdf


Saul Mora http://nsbrief.com/ http://magicalpanda.com/

Worked on http://thetreebook.com/
KVO Key value Observer : key paths we are watching for (avoid ton of if statements)

Parse API

ResponderChain - chain whebey it bubbles up - AppDelagate part of responder chain. Note that can't use responder unless on screen.

Don't put logic ViewController , put logic (to class) as a property in App delegate. Whereby, sned message from controller to invoke logic.

Class Cluster - reassign self

Dynamic KVO Handler method:

https://github.com/magicalpanda/MGPCommandBus

Bill Bumgarner

http://revealapp.com/

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