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,
xcode6.0 upgrade to xcode6.1, the program compiles an error, as follows: This is a very common error, many projects after the replacement of the Xcode version, there will be similar problems.
Undefined Symbols for Architecture x86_64:
"_objc_class_$
MVVM decoupling Demo and blog introduction
approach to slicing programming (AOP) Demo
At runtime, the programming idea of dynamically slicing code into the specified method of the class, specifying the location, is the aspect-oriented programming.
Http://www.ithao123.cn/content-2043219.html
[Summary: For iOS pioneers, one of the future versions of Mac OS X 10.7 and iOS 6,--network Link conditioner, is going to be a big sponsor at some time. The article is first and foremost to accommodate
[New Address of my Jane book, Welcome to click to view Oh ~] (http://www.jianshu.com/u/738a7195e913)
about the WebView content height, I believe many people have stepped on the pit, can not get to accurate height, resulting in page layout error,
HTML5 Mobile development will sometimes use the Ifream mosaic page, as shown in the following figure:
But the test found that the page appears to be normal on Android, but the iOS page doesn't slide
Solution:
Adds a parent control to the
Made a UI design, encountered some questions about the screen adaptation, and made some summaries by finding and personal understanding (with questions).
iOS Interface size
Equipment
Resolution
Status bar Height
Navigation
IOS8 after the location service is not opened, prompts the user to click the set-> privacy-> Positioning service, but the Setup program allows the location of the flash-back problem.
Cause of error: After iOS8, the positioning function requires
To provide you with a set of code matching the judgment, you can use directly, create a new. h file, and then paste the code in, you can directly use
The code to write in. h:
#define IS_IPAD (ui_user_interface_idiom () =
In iOS development, app release is an essential process, as the version of the update, some issues encountered in the release of the summary here, the great god please drift.
In one release, archive encountered the following problems,
ITunes Store
Integrated TensorFlow
TensorFlow is Google's Open framework for machine learning, the latest official version 1.0 released, the author played a bit, about the pit has the following:
When the entire package is loaded in the GitHub, we need to enter
In development, you often encounter the conversion of time format when interacting with the background.
First, several common nsdate formats are listed:
1. 20150605234106 format
2.2015-06-05-15:41:06 +0000 format (normal output format)
3.1433498400
1, why NSString to use copy. Rather than strong/assign.
Case 1:
@interface Test ()
@property (nonatomic, strong) NSString *strongstring;
@property (nonatomic, copy) NSString *copyedstring;
@end
@implementation
-(void) test{
nsstring
In iOS development, UITableView is the most commonly used complex control. It is not difficult to use, but it is not easy to use it well. Need to consider the background data design, Tableviewcell design and optimization, as well as tableview
I use Symbolicatecrash to do crash file symbols when found that no effect, try to use Atos for crash file to sign. Special record use process.
Documents Required for Prerequisites:
The Appname.app.dSYM is in the package that was packaged in Xcode
In iOS, you can use the Stringbytrimmingcharactersinset function to filter special symbols in strings.
1,
First you define a Nscharacterset, which contains special symbols that need to be removed.
Nscharacterset *set1 = [Nscharacterset
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