mobile


12
Feb 12

XCode iOS simulator is case insnsitive. iOS on Device is not.

We have an iPad app. We load images using file paths into the app. Images appear just fine in the iOS simulator. Images do not show up on the device. Fist shaken madly in the air, agony.

Thanks to my colleague Dolphy Fernandes we managed to discover the culprit. The iOS Simulator used by XCode loads file in a case insensitive manner. To it, a file called A55.jpg and a55.jpg are the same. iOS on devices, on the other hand, is case sensitive. Hence, A55.jpg will not load if the file name you are attempting to load is 'a55.jpg'.

Hope it helps…

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25
Nov 11

Cue – A gesture icon system — Some Random Dude

A new new way to define gestural interactions on touch screens.

Cue – A gesture icon system — Some Random Dude.

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11
Nov 11

Walgreens uses QR Codes for Sexual Education; sees 70 QR-driven hits per week

70 hits per week do not echo like a major coup by any means. QR scanning apps may be the least significant factor contributing to this humble number. Was the project properly promoted, how many posters with the code were distributed, were consumers instructed how to scan, etc. In short, though, seems like teens are not necessarily jumping on the opportunity to use QR Codes. Experimentation is good and Walgreens helps us all by sharing this data. Time for NFC, no?

Mobile Commerce – Walgreens uses 2-D bar codes in a teen sex education program – Internet Retailer.

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