Android Archives - Page 3 of 3

Using the Holder pattern

July 9, 2014August 26, 2014 Pygmalion

In our discussion of Android ListViews we showed how to reduce inflation costs by using convertView to recycle our row Views. A further optimization would be to reduce the use of findViewById() by app... Read More

Starting an Android Activity containing a MapView takes forever

July 7, 2014August 26, 2014 Pygmalion

When an android map activity is started it may take quite a while to be up and running. What is worse, it needs some time to load, which disrupts smooth user interaction when started from a list item,... Read More

Sliding Toggle Button on Android (1)

March 16, 2014March 7, 2017 Pygmalion

The sliding toggle widget is available on GitHub. Feel free to apply it at your convenience. A simple demo might be helpful to implement it in your own project. 1) Add SlidingToggleButton as a library... Read More

Galgje voor Android

February 16, 2014April 7, 2014 Pygmalion

Deze Nederlandse versie van Galgje is gemaakt door een Nederlandstalige ontwikkelaar, met alle aandacht voor de kwaliteit van de in het spel opgenomen woorden. Machinevertalingen komt u hier niet tege... Read More

SOS4US

October 16, 2013 Pygmalion

There are times when you need instant assistance from family, friends, neighbours or colleagues. Whether it is urgent medical attention, fire, burglary or the threat of violence, SOS4US comes to the r... Read More

Android ListViews

October 16, 2013January 7, 2016 Pygmalion

Introduction On your way of becoming an Android developer, you most certainly want to thoroughly understand binding of data to a ListView using an Adapter, simply because you will be using AdapterView... Read More

Q-Fieldservice on Android

November 2, 2012December 5, 2013 Pygmalion

Q-Fieldservice by Quality IT is a complete planning and work order processing solution for field staffs. A central planner application integrates with a mobile application running on smartphones. Q-Fi... Read More

Android: “Conversion to Dalvik format failed with error 1” on signed export

October 30, 2012November 1, 2012 Pygmalion

In our case, the problem seems related to our way of working: Eclipse workspaces stored locally and projects stored in the cloud. Somehow the housekeeping of external jars gets messed with (error 1, d... Read More

Create SQLite tables from data classes on Android

August 14, 2012November 1, 2012 Pygmalion

Suppose you have a set of classes to hold your runtime data. To store your data locally you may want to generate database tables from the class definitions using Reflection. Let’s start with the... Read More

Mobile atlas installer for Android

June 8, 2012August 14, 2012 Pygmalion

We want to ship OSM tiles in our APK and install them on the SD card for offline use. First create the offline map for several zoom levels in Mobile Atlas Creator. Be sure to set the atlas format to o... Read More

Android app: German license plates / Deutsche Kfz-Kennzeichen

December 27, 2011October 29, 2013 Pygmalion

Search for the city, district or institution that the abbreviation on a German car number plate refers to. Also works on the way, without a data connection. Suche nach Stadt, Landeskreis oder Institut... Read More

Prisoner’s dilemma on Android

June 12, 2011March 2, 2014 Pygmalion

The old prisoner’s dilemma applet has been revitalized on Android. It was a fit occasion to clean up and rewrite those messy sources from the nineties.... Read More

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