Jay Versluis Sometimes you need the opposite of a BOOL. This is actually easier than I had expected – because the opposite of YES is !YES and the opposite of NO is !NO. More examples here: http://stackoverflow.com/questions/6829573/reversing-a-bool
Now that we can read from and write to iCloud, how will we know when another device may have written new data? We’ll do this by adding an observer and listening to a special message iCloud transmits every time new data is available. The message has the catchy title NSUbiquitousKeyValueStoreDidChangeExternallyNotification. Here’s how we can setup […]
Using iCloud as Key/Value storage is almost identical to NSUserDefaults, except it populates to iCloud in the background and can be read from any device on the same account. What I find much harder than the code is how to make this work in Xcode. Here’s what we need: an App ID that has iCloud […]
I’ve previously written about how to retain iOS 6 Legacy Look when deploying your apps to iOS 7. This can be achieved by simply using Xcode 4.6.3 to compile and submit your apps to the App Store. The good news is that there is a way to do this with Xcode 5 too, and therefore […]
In this podcast I’ll show you how to backup and restore your website with Plesk 11.5. Backup and Restore in Plesk can be very easy and straightforward – and it’s fantastic when it works. There are cases though when it does not, so here are few things to keep in mind. Automatic backups may fill … Read more
You can hide and show DOM elements in CSS as well as jQuery. But you can also combine the effects and create very elegant presentations with ease. Let’s consider my own ID named #myown. Once styled to look ravishing, I’ll set it to disappear via this bit of CSS: #myown { /* my styles go … Read more
Sometimes you want to add your own DOM element to an existing class or ID. For example, maybe you’d like to insert something like a header advert into an existing theme without having to hack core files. jQuery makes this possible. You can either add your own element to the beginning or the end of … Read more
You can use a handy function named get_header_image() for this. It will return the image uploaded by a user, or an empty string if a custom header image is not used. You can base decisions on this query: if (get_header_image() == ”) { // if no header image is present, do this } else { … Read more