iab categories

Tags and categories are classified as classification methods. They have different similarities, and their Commonalities make them replace each other. Some websites have tags and categories (for example, anobii and Douban only have tags), and some websites have both (WordPress ). How do I retrieve the token from the two methods/systems? Features of categories Cl

CategoryA category is a way to add a new method to an existing class.With Objective-c's dynamic run-time allocation mechanism, you can add new methods to existing classes, a way to add new methods to existing classes called Category Catagory, and he can add new methods to any class, including those that do not have source code.Category allows you to do the same without creating subclasses of the object classFirst, create a category1. Declaration CategoryThe declaration category is similar to the

Use of iOS category categoriesOBJECTIVE-C provides a very flexible class extension mechanism-category. The category is used to add a method (Methods) to an already existing class. You just need to know the public interface of this class, and you don't have to know the source code of the class. It is important to note that a category cannot add an instance variable (Instance Variables) to a class that already exists.The basic syntax for a category is as follows:@interface ClassName (CategoryName)

WordPress to add categories and tags to the media file PHP function implementation, From the WordPress background Media Library uploaded media files, not like the article can give it to assign categories and tags, but many times we need such features, such as some download stations, picture stations and so on. The original state of the media editing page Obviously, in the WordPress background Media editin

Objective-C categories (category)1. When you want to add methods to a class, you usually expand (extend, that is, inherit) it. However, this is not necessarily a perfect solution, especially if you want to rewrite a class A feature, but you do not have the original code. Categories allows you to add new features to an existing class, but you do not need to expand it. The ruby language has similar functions.

Close to Team Today we will share with you the OC category technology. 1. When you want to add a method to a class, you generally inherit it. However, this is not necessarily a perfect method, especially if you want to rewrite a function of a class, but you do not have the original code. Categories allows you to add new features to an existing class without inheriting it. Example 1: 1, myobjectcatename. h: # Import # Import "myobject. H" // This hea

This article mainly introduces the PHP function implementation of adding categories and tags to media files in WordPress. It also mentions that the MediaLibraryCategories plug-in can also achieve the same purpose, if you need a media file, you can refer to the media file uploaded from the WordPress background media library. Unlike the document, you can specify a category and a tag for it. However, many times we need such a function, such as download s

Product categories are different categories are placed in different tables, or in a table, just mark the classification tag just fine Technology Daniel, Ask a thing ~ Product categories are different categories placed in different tables, or placed in a table, just mark the classification tag? ~ I do not know wheth

... Nsdate is already categories, which is defined as follows: @ Interface nsdate (kaladditions) The problem occurs here. Why didn't the class that has already categories be called and the original class was called? Compared with the example project, all files included and linked files are the same, and the same results are not obtained. After searching for the

The template file loops through the product classifications and assigns a URL attribute to the large category. Then in JS to determine whether there are sub-categories. There are categories to click the drop-down effect, no sub-classification to jump to the URL property link.Themes/**/library/category_tree.lbi:Divclass= "NavBar"> DivID= "Cate"> {foreach from= $categor