Author Archives: tevendale

NSScotland 2014

This past weekend, I attended NSScotland in Edinburgh. The conference, in its 3rd year, is organised by Alan Francis and Paul Wilson, who also organised the Scottish Ruby conference. The venue for the conference was on the south side of … Continue reading

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NSPopover from NSToolbarItem

Recently, when working on the next release of iSMARTtrain, I wanted to display an NSPopover containing the various options when a button in the toolbar was clicked. I mean, how hard can that be? – I’d already done it in … Continue reading

Posted in Cocoa | 2 Comments

YFCalendarView – iPad Calendar Framework

YFCalendarView is our open-source framework for a full-screen iPad calendar. It’s loosely based on the Mac calendar framework LRCalendar (which seems to have largely disappeared from the ‘net). It provides a full-screen monthly calendar, functionally similar to the iPad Calendar … Continue reading

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Project ANT – Live ANT+ Data on Your Mac

Project ANT is our new product from Yellow Field Technologies. It’s an application to enhance your turbo training or treadmill sessions. For use with any ANT+ Sport compatible power meter, heart rate monitor belt, speed or cadence sensor, it displays … Continue reading

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iOS Debugging with Hardware

If you’re developing an app which uses hardware that plugs into the 30-pin Dock Connector of the iPhone or iPad, then debugging in Xcode can become a bit of a problem. I’m working with Wahoo Fitness using their Fisica ANT+ … Continue reading

Posted in Cocoa, iOS | 14 Comments

Round NSTextFieldCell

YFRoundTextEditField is a TextEditField sub-class for displaying data in a table cell with rounded ends in a similar style to iCal. It was created with help of Peter Hosey who responded to this question on at Stackoverflow. The source code can … Continue reading

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Installing Core Plot in a Mac Application

I’ve started using the Core Plot framework in one of my Mac apps, and I had a few problems setting it up, which, looking through some posts on the web, other users have had as well. Since it took a … Continue reading

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