Last Update: 26-05-2016
The C-style for loop was deprecated in Swift 2.2, leaving only the for in option available. From Xcode 7.3.1 you will get a warning message if you create a loop with a C-style for (e.g., for var counter = 0; counter < 5; counter++). These loops will work until Swift 3.0 is introduc...
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Last Update: 26-05-2016
The string-type selectors were deprecated in Swift 2.2. From Xcode 7.3.1 you will get a warning message if you define a selector using just a string (e.g., addTarget(self, action: "showCounter:", forControlEvents: .TouchUpInside)). These selectors will work until Swift 3.0 is int...
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Last Update: 26-05-2016
The ++ and -- operators were deprecated in Swift 2.2. From Xcode 7.3.1 you will get a warning message if you incorporate these operators in your code. The operators will work until Swift 3.0 is introduced, meanwhile Xcode will suggest you to use the += and -= operators instead. O...
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Last Update: 01-06-2016
As well as the <head> element, the <body> element is also in charge of one of the main sections of the document, in this case the body. The body is where all the visible and interactive content of a page is specified. The <body> element is composed by opening and closing tags (<...
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Last Update: 14-06-2016
The <label> element provides a label (caption) for a control in a form. The elements includes opening and closing tags to enclose the control (<label> and </label>) and the following attributes for configuration.   for - This attribute associates the label to a contr...
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Last Update: 13-06-2016
The <input> element creates controls to let the user insert information. The element is used along with the <form> element to create web forms. It is a single tag element that includes several attributes for configuration. The following are the most frequently used:   type...
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Last Update: 08-06-2016
The <source> element defines a possible source for the <picture>, <video> and <audio> elements. The element includes multiple attributes to configure the source. The attributes and their values declared depend on the type of source we want to load. The following are...
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Last Update: 14-06-2016
HTML (HyperText Markup Language) is a markup language composed by a set of tags that organize and declare a purpose for the content of the document. These tags are keywords surrounded by angle brackets (e.g., <html>). They may include attributes (e.g., <html lang="en">) and be accom...
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Last Update: 09-06-2016
The <details> element creates a widget with hidden information that the user can see by clicking on it. The <details> element may include the <summary> element to provide a description of the information contained (If no summary is provided, the word Details is shown as the wi...
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Last Update: 06-06-2016
The <mark> element is another element used to highlight text. In this case, the <mark> element is used to highlight part of a text that wasn't considered important but is now relevant because of a new situation, such as when you need to highlight a term searched by the user. By defa...
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