category chooser

How to choose the category of IOS Audiosession 1.kaudiosessioncategory_ambientsound or Avaudiosessioncategoryambient Applications using this category will mute with mute keys and screen shutdowns. And will not stop other applications play sound, and will not be played by other applications sound stop, you can and other applications such as Ipod,safari, such as the simultaneous playback of sound. Note: The

1. To solve this problem, you must first understand what is implicit (hidden) intent and what is explicit (explicit) intent. Explicit intent explicitly specifies the acitivity to be startedFor example, the following Java code:Intent intent = new intent (this, B. Class) Implicit intent does not explicitly specify the activity to startInstead, you can set some intent filters to enable the system to filter the appropriate acitivity. 2. Which activity does intent send? Three matches are required. On

In-depth analysisIPhone CategoryUsage is the content to be introduced in this article.IPhoneSome problems were encountered during the static library. Even if I use the-ObjC option in the options of the application link, my program is still running Crash on the iPhone, and after positioning, I found that it is still in the library.CategoryThe related methods are not chained in, but the program runs on the simulator but there is no problem,CategoryThe related methods are correctly executed. So why

Get the number of articles in a specific category Sometimes we want to get the number of articles under a category (category) to show up somewhere in the blog. Here are a few ways to get the number of articles for a particular category, and you can choose from your personal preferences: Method One: Place the followi

Public String index (model model) { logger.info ("Log Test"); return null; } Test results: 1, do not write the root tag, only write category tags Output Result: Test log 2. Write the root tag and category,category attribute additivity= "false" Output Result: Test log 3. Write the root tag and

Chapter 12th CategoryCategory:Naming method: Class name + category name.In Xcode, you can find the Objective-c category icon in the category of the new file.@interface sectionThe declaration of a category looks much like the declaration of a class:@interface NSString (numberconvenience)-(NSNumber *) Lengthasnumber;@end

12.1 Creating categoriesCategory is a way to add a new method to an existing classExample: Get the length of a string and deposit it into the Nsdictionary dictionary Ways to not use categories: NSNumber *number; number = [NSNumber numberWithUnsignedInt: [string length]]; ... do something with number How to use Categories: Declaration of the Category: @interface NSString (NumberConvenience)-

WordPress Gets the number of articles under the specified category and its subcategories, number of WordPress articles Get the number of specific category articles Sometimes we want to get the number of articles under a category to show up somewhere in the blog. Here are a few ways to get the number of articles for a particular

This problem occurs today when customizing the wordpress topic. I read the official function and did not explain the function get_category_children. Functionmy_get_category_children ($ id '', $ linktrue, $ separator '/', $ visitedarr This problem occurs today when customizing the wordpress topic. I read the official function and did not explain the function get_category_children. function my_get_category_children($id = '',$link = true,$separator = '/',$visited = array()){_deprecated_function( __

pointerblock = ^ (int a, int b) {NSLog (@ "This block of code is used");return a + B;};This is not a function, it's a code block objectNSLog (@ "%d", Block (4, 8));"Note" The __block keyword, declaring a variable so that the variable can be used both inside and outside the block.Category"Problem" Sometimes we use a class (official, third party, created by ourselves) will sigh, if this class has another what kind of method is better used, more suitable for the current program. But we are not eas

Title, want to write a navigation bar, each category in the navigation bar has a bubble that shows the number of articles updated within a week.The total number of articles known to get a category is How do i show how many articles are published within a week? Thank you..The approximate effect is similar to station B. Reply content: Title, want to write a navigation bar, each

In the corporate web site, it is a common requirement to click on the root category to display subcategories under the current root category. Most CMS can also achieve this function. If you use the WordPress architecture, can you?The answer is yes, WordPress can also achieve such a function.In fact, the main use of the Wp_list_categorys () function, the function of the child_of parameter is a number, showin

about iOS object-c categories-static methods for category categories and private variables, protocol protocol2014-02-18 19:57 315 People read Comments (0) favorite reports 1.category, the method of overwriting the original class, even if does not refer to the category header file, can also overwrite, Respondstoselector: Method can also respond.2.

Category: Add new methods to known classes; extensions: Notifications use classes to declare private methods in the definition of this class; Protocol: A protocol declares a method that can be implemented by any class.Note: These methods can only increase the method of the class, and can not be used to increase the instance variable, to increase the class instance variable, can only be implemented indirectly by defining subclasses.1. Class items1) Dec

What is category Category has many kinds of translation: category \ Category \ Category (commonly called classification) Category is OC-specific syntax, other languages do not have a grammar The role of

What is categoryThe category pattern is used to add methods to existing classes to extend existing classes, and in many cases the category is a better choice than creating subclasses. The newly added method will also be automatically inherited by all subclasses of the extended class. When you know that a method in an existing class has a bug, but the class is in the form of a library, and we cannot modify t

Original: http://blog.csdn.net/lovefqing/article/details/8289851What is categoryThe category pattern is used to add methods to existing classes to extend existing classes, and in many cases the category is a better choice than creating subclasses. The newly added method will also be automatically inherited by all subclasses of the extended class. When you know that a method in an existing class has a bug, b

What is categoryThe category pattern is used to add methods to existing classes to extend existing classes, and in many cases the category is a better choice than creating subclasses. The newly added method will also be automatically inherited by all subclasses of the extended class. When you know that a method in an existing class has a bug, but the class is in the form of a library, and we cannot modify t

To achieve this step, you must first find the id of the directory to be blocked. How can you view the wordpress category id? There are two methods: View the category ID in the wordpress background First, go to the wordpress category directory and place the cursor to the right-side category name or the edit button und

1. To solve this problem, you must first understand what is implicit (hidden) intent and what is explicit (explicit) intent. Explicit intent explicitly specifies the acitivity to be startedFor example, the following JavaCode:Intent intent = new intent (this, B. Class) Implicit intent does not explicitly specify the activity to startInstead, you can set some intent filters to enable the system to filter the appropriate acitivity. 2. Which activity does intent send? Three matches are require