[personal UX/UI review] designing a button icon

-. case: a button design on YouVersion website

-. issue: the button looks clickable but it isn't in reality

-. recommendation: do not differentiate the background color for the button if it's not going to be clickable :)

[personal UX/UI review] a fly image in a toilet

-. case: a toilet

-. positive: a good example of affordanace concept, subconsciously assisting peeing gentlemen to aim farther away from toilet edge

[personal UX/UI review] Seoul subway color for Line 6

<case: subway Line 6>

Issue: color difference between signs and train which can confuse people

Recommendation: make both colors the same 

[conference] KR Mobile Week 2013

Title	KR Mobile Week 2013
Place	COEX Grand Ballroom 101
Time	July 15, 2013 10AM~5PM
Speaker	Chris Yerga, Dan Galpin, Haisoo Shin and more
Organizer	Google Korea
Focus	Android, Google+, YouTube API

I.       Welcome & Keynote [yerga@; Chris Yerga, Engineering Director]

II.      Android Platform Updates [dgalpin@; Dan Galpin, Developer Advocate for the Android team]

1.       Updates

1)      Google Play service updates

①  Google Maps Android API v2

②  Location APIs

A       Fused Location Provider- more accurate result

B       Geofencing- (A geo-fence is a virtual perimeter for a real-world geographic area. <source: Wikipedia>)

C       Activity Recognition- help users measure physical activity

③  Google+ Sign-In

④  Google Cloud Messaging (GCM)- synced messaging

A       GCM (Definition: a service that helps developers send data from servers to their Android applications on Android devices, or from servers to their Chrome apps and extensions. <source: Wikipedia>)

2)      Google Play game services updates

①  Cloud save

②  Achievements- share achievement w/ friends

③  Leaderboards- how much better you are compared to friends

④  Multiplayer- through mashed network

3)      updated Android Studio, NDK

2.       What’s next?- Faster UI, reordering & merging, multi-threading, Bluetooth LE (low energy), Android on TV (Latest Chrome, Project Butter, NDK)

III.     YouTube API Platform Updates [amandas@; Amanda]

1.       Updates

1)      YouTube- is a platform that can empower the next generation of video-based businesses

①  Tastemade (food network)

2)      YouTube API

①  Creation

②  Disocvery + context

A       Topics API- e.g. intersante (recommendation), Soundslice

③  Live streaming- e.g. elgato

④  BuzzFeed

⑤  Enterprise- E.g. mediastudio

⑥  Analyticis + promotion- audience analytics (e.g. tubular’s awesomenesstv), trend meter (e.g. Next Big Sound; for artists how to improve their marketing)

IV.     Google+ Platform Updates [cartland@; Chris Cartland, Developer Programs Engineer]

1.       Updates

1)      Google+ benefit: one identity (one google account) relationships (circles),  sharing and recommendations (share w/ the right people)

2)      Social Sign-in Examples

①  The Guardian- user choices (facebook, g+, twitter, etc)-> user control

②  Snapette- increased user registration by 16%

③  Fandango- app installs-, 40% acceptance rate for over-the-air installs

④  Fancy- cross-platform single signon

⑤  OpenTable- explicit sharing (interactive post), deep linking

⑥  Glamour- YouTube integration

⑦  Forbes- content recommendations

⑧  Flixster- Google Calendar integration

V.      Google+ Sign-In partner Fancy.com talk [Haisoo Shin, Director of Engineering at Fancy]- G+ Sign-In

1.       Fancy service intro

1)      Fancy- means like

2)      USP- includes purchase function

2.       Key takeaways

1)      Barrier examples for users- discovery, app installation, sign-up, payment

2)      An example to lower registration barrier- Google+ Sign In

3)      Examples to enhance installation and discovery function- app installs, interactive posts, cross-platform SSO, etc.

VI.    Play Services API (Location / GCM) [htchan@; Tony Chan, Android Developer Advocate]

1.       Updates (for Google I/O video: bit.ly/io13-android)

1)      Notification

①  Cloud Connection Server (CCS), Upstream Message, User Notifications, etc.

②  CCS vs. GCM

2)      Location APIs- using sensors like gyro, barometer, accelerometer, GPS

①  High accuracy- 10 meters, 5 sec

②  balanced power- 40 meters, 20 sec

③  no power- 1 mile, N/A

3)      activity recognition- vehicle, on foot, still, on bicycle

4)      Geofencing

2.       Key takeaway

1)      How to combine two Geofenching & GCM: e.g. promotion in a geofence

VII.   Supercharge your Apps with the YouTube API Platform [jarekw@; Jarek Wiliewicz, Developer Advcate]

1.       Updates (4 kinds)

1)      Creators- Creation e.g. elgato, everyplay,

2)      Viewers

3)      Enterprises

4)      Marketers

2.       Reference: youtube.com/dev

VIII.  Modern Android Design [pakoch@; Adam Koch, Android Developer Advocate]

1.       Updates

1)      Design patterns: navigation, navigation drawer, unofficial patterns

①  Action bar: consistent bar (component: brand/app icon, drop-down spinnup, search, movie), Action Overflow (extra options)

②  Navigation: spinner (drop-down navigation item), fixed tabs (underneath action bar), scrollable tabs, drawer (primarily for main app navigation, Action Bar stays in place, Drawer overlays content)

③  Navigation Drawer Interaction: introduce the drawer on first use, give the user a quick peek, highlight the current screen)

④  Unofficial patterns: Fading Action Bar (introduced in Google Play Music, part of other Play apps as well), Swipe to Refresh (experimental pattern, currently only used by Gmail app), Action Drawer (used by Google+, One Today for app notifications, shows scrollable list of items), Cards

2)      Responsive design: why responsive?, SlidingPanelLayout, Other tips

①  Device variety- screen size, resolution, vertical to horizontal support

②  Why responsive? – android:layout_width=”match_parent”

③  Combination- side-by-side

④  Fragments

⑤  Master/Detail Flow template-> File > New> Android Object

⑥  SlideingPaneLayout- enough room then show everything, if no, then slides to the right (e.g. Google I/O 2013 app)

⑦  Dimension files- page_margin, headline_text_size, etc)

3)      Pure Android: Why Android/Holo?, Balancing Brand andPlatform Consistency

①  Why design Android/Holo?

A       Better User Experience- Platform consistency, intuitive use of app, improved usability, engaging content-first design)

B       Easier, More Robust Technical Implementation- designed to handle hardware variations such as screen sized, densities, on-screen vs. hard navigation buttons, OS version and device compatibility)

C       Beautiful, Flexible Design- efficient use of white space and typography

D       Brand consistency- split into IA, IxD, Visual design

4)      Examples- Fancy (card base, scale on a different sizes), Expedia (split screen into 2 for tablet), TED (action bar, thumbnails)

2.       Reference

1)      Google I/O 2013: Google.com/io

2)      Android Design in Action: androidDesignInAction.com

3)      Android Design Site: developer.android.com/design

4)      Navigation Drawer: developer.android.com/design/patterns

5)      Responsive Design: Goo.gl/RY1dT

6)      Other resources: goo.gl/hh8pg

IX.     How to build a great Android app [khmin@;Kyunghwan Min, Korea Lead, Apps & Games Google Play]

1.       Key takeaways

1)      ABC of Building Application

①  all screen size adaptable

②  Android design guidelines (esp. Action Bar, Navigation, Pure Android)

A       #1: Action Bar- delete unnecessary items

B       #2: Navigation (Up vs. Back)- in game, back button-> pause

C       #3: Pure Android- use Google identity icons (e.g. no text included icon, no right arrow, use API)

③  Quality Checklist

④  Localized screenshot, video, etc

2)      ABC of Marketing Application

①  Create an awesome Play store listing

A       Feature Graphic- need a promotion banner (device image, screenshot)

B       Description, Title- use user query, be careful in using promotional description

C       Icon- use unique representative icon

②  Simplify Sign-in w/ G+- drive downloads/ increase engagement

③  Increase downloads through Play badging- e.g. Get it On Google play

④  Immediate Play- get ready for users to start playing games right away (include GUEST LOGIN icon)

2.       Reference

1)      developer.android.com/distribute

2)      play.google.com/+

X.      New words

1.       Schema: In psychology and cognitive science, a schema (plural schemata or schemas), describes an organized pattern of thought or behavior. It can also be described as a mental structure of preconceived ideas, a framework representing some aspect of the world, or a system of organizing and perceiving new information. <source: Wikipedia>

2.       URI: In computing, a uniform resource identifier is a string of characters used to identify a name or a web resource <source: Wikipedia> c.f. http://goo.gl/4XGVDv

3.       JSON: or JavaScript Object Notation, is a text-based open standard designed for human-readable data interchange. It is derived from the JavaScript scripting language for representing simple data structures and associative arrays, called objects. Despite its relationship to JavaScript, it is language-independent, with parsers available for many languages. <source: Wikipedia>

4.       Geo-fence: A geo-fence is a virtual perimeter for a real-world geographic area. <source: Wikipedia>

5.       Taxonomy: is the process of naming and classifying things such animals and plants into groups within a larger system, according to their similarities and differences <source: Collins Cobuild>

6.       Google Cloud Messaging (GCM)- is a service that allows you to send data from your server to your users' Android-powered device, and also to receive messages from devices on the same connection. The GCM service handles all aspects of queuing of messages and delivery to the target Android application running on the target device. GCM is completely free no matter how big your messaging needs are, and there are no quotas. <source: developer.android.com>

7.       Alan Kay- Alan Curtis Kay (born 17 May 1940) is an American computer scientist known for his early pioneering work on object-oriented programming and windowing graphical user interface design. <source: Wikipedia> 

[event] AdSense OPG Korean Blogger Event 2014

Title	AdSense OPG Korean Blogger Event 2014 (<-not an official title)
Place	Gangnam Finance Center 23rd Fl.
Time	January 9, 2014
Speaker	HyeIn Kim, Sewon Yoon
Organizer	Google Korea
Focus	money-making tips for bloggers

I.       Message

1.       be No 1. on SRP; if can’t, be No 1 in contents

2.       if wanting to draw new visitors, open up new pages related to current hot keywords

3.       design website focused on visitor demographics: e.g. for moms, use bigger fonts and larger spacing between information categories

4.       get basic SEO done: e.g. use title, description, H1 tags

II.      Takeaway

1.       get AdSense on my blog

[lecture] Policy to Create Businesses through Opening Up Public Data

Title	Policy to Create Businesses through Opening Up Public Data
Place	KAIST Dogok Software Grad School Chin’s AMP Hall 103-ho
Time	April 3, 2014 5PM~7PM
Speaker	Yong Suk Lee
Organizer	KAIST Software Graduate School
Focus	available public data

I.       Message

1.       Common examples of open data

1)      GPS data: street navigation

2)      Transportation data: Seoul Bus iPhone app

2.       Concepts of openness: open everything except 8 categories of information (e.g. corporate private info)

3.       Data providers- data.go.kr (c.f. data.gov, data.gov.uk)

4.       Best practice

1)      Inside Korea- Smart Big Board for national emergency watch, Vitamin MD (MediLatte), SweetTracker (스마트택배), 모두컴퍼니 (모두의 주차장)

2)      Outside of Korea- Zillow (real estate info)

①  Date combination=> Zestimate: real estate + GIS info (Maponics)+ population stat info + academic sector info (via GreatSchools)

5.       Data quality effort

1)      For project managers, visit or call

①  issues at www.gooddata.kr 1600-2187

②  use one-stop service at www.data.go.kr 1566-0025

2)      governmental standardization effort: category (e.g. parking lot-> address, phone number), term (W/C, bathroom-> restroom)

6.       Cases utilizing big data into actions

1)      Google: flu trend-> vaccine

2)      Amazon: purchase suggestion-> more purchasing

3)      Seoul City: night time phone frequency-> night time bus routing

4)      Small and Medium Business Administration: commercial area information system-> locationing businesses in lower rent and selling hot items in local area

7.       Others

1)      Open Data Barometer (ODB): more data needs to be opened in Korea [news: link; source: link]

II.      Takeaway

1.       New cases of big data: MediLatte, 스마트택배, 모두의주차장