Touchscreens are found on all kinds of devices, including smartphones, tablets, and laptops. Many of these devices now have a stylus to use the touchscreen more easily. Because of the convenience, ...

HTML/CSS+JavaScriptでiPhone/iPadアプリを開発できるNimbleKit。前回まではNimbleKit独自のAPIを使ってアプリを開発する方法を紹介して ...

Google Keep has gone beyond the basic note-taking app you used for grocery lists. Yes, it's still as simple to use for your impromptu uses, but there's a nifty feature that can let you create richer ...

Sometimes you want to render a visual on the fly, or even animate it. Perhaps the visual is a complex path where the set of x,y coordinates dictate what to render. Or perhaps the visual is a graph ...

When drawing pictures using a mouse in painting software or writing with your finger on a smartphone or tablet, it can be difficult to draw straight or curved lines, resulting in jagged or distorted ...

Google has quietly launched a new web app called Google Canvas, a tool for drawing directly within a browser. The web app has an interface that resembles Adobe's mobile drawing apps, including simple ...