In a previous post (how to draw a string into an image with php) I explained how to draw a string on a opaque background image.
The indoor positioning system, that Apple Inc. calls "a new class of low-powered, low-cost transmitters that can notify nearby iOS 7 devices of their presence.", will be the next killer application built by Apple Inc…
These devices can also be used by the Android operating system.
Converting results from a SQL query to JSON format, is an important task if you are developing an iOS application which grab data from your web application.
For this tutorial I'm going to create a new database, named jsontest, in MySQL.
Sometimes could be useful to write a text into image, I'm thinking to those images usally published on facebook.
Generating such images using php is very simple, only five calls have to be used:
After installing cakephp, I ran (with some diffuculties) the blog tutoral from the cakephp cookbook.
It's a very nice tutorial, and it is also a good starting point to start progrmming your own application.
Last week, I had to produce a short tutorial about screen recording on Mac OS X Mavericks.
To produce the tutorial I had to use QuickTime Player app, but from the GUI there is no way to launch two instances of QuickTime Player app.
The text file manipulation is one of the most common job for a system administrator, today I'm going to show how to insert a string at the beginning of each line in a text file.