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How to fix the Android “Debug certificate expired” error

Upon installation, the Android SDK generates a “debug” signing certificate for you in a keystore called debug.keystore. A debug certificate is only valid for 365 days after which it generates a “Debug Certificate expired” error. To generate a new one you must delete the existing debug.keystore file. Its location is platform dependent. Delete your debug certificate […]

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How to detect mobile visitors in your WordPress theme or plugin

There are plenty of solutions for making your WordPress website mobile friendly. Most of them redirect to a separate mobile friendly theme. However this may be overkill for certain sites which just require a few minor changes to look right on a mobile device. This solution could be used for example to load a separate […]