Reasons for upgrading iOS 9 cotton and how to fix it:
1, although Apple does not push the iOS 9 official version for a long period of beta and public testing, but after the official version of the push upgrade, the number of general user upgrades is too large, and the user's device may have a variety of previous tests have not encountered the situation, which may lead to Carrington.
Usually after
Add a push code to the iOS program adding the code for a push Enabled iOS application
Now we're starting to develop the project, and in order for the app to accept push notifications, we need to make some changes to the program.
We are now ready to start programming. We need to make a few modification to the app delegate in order to receive push notifications.
1. Register push notice to current device,-
Static Library
The so-called static library, or. A file, is a collection of target files compiled from the source code. It is the binary that corresponds to the implementation of your source code. In conjunction with the public. h file, we can obtain the methods or members that are exposed in. A. When the app was finally compiled. A will be linked to the final executable file, and each time it is loaded with the app's executable binaries, you can't control how and when the load is loaded, so it
React native pictures saved to a local album (iOS Android) one, requirements analysis
1,react native Save the network image to the album, iOS can be used with RN cameraroll perfect solution, but the Android side does not support to save pictures from the network.
2, save only one picture to the local album (such as generated invitation card payment code, etc.)Two, introduction with
IOS Crash Analysis (text one)-start
1. Noun explanation 1. UuidA string that contains at least one UUID for each executable file or library file on iOS. The purpose is to uniquely identify this file.2. DwarfdumpApple provides command-line tools, some of which are the ability to view the UUID of an executable file or library file3. SymbolicatecrashAn apple-provided script. You can symbolize crash logs
[IOS development-47] How do I download iOS 7.1 Simulator and iOS 8 offline Documentation files ?, -47 documentation
(1) The most official Solution
Download it in Xcode6. Follow the steps below to download the file. We generally recommend that you check the following automatically check the update and download boxes so that they will automatically download them.
The functions of delegate, notification and KVO are similar, so how do you choose these methods in actual programming?
When developing iOS apps, we often encounter a common problem: how to communicate between controllers without too much coupling. There are three different modes of application in iOS to achieve this kind of communication:
1. Entrust delegation;
2. Notification Centre Notification Center;
What Bugs did Apple iOS 9.3 beta 4 fix?
The new beta gives him the feeling that it's faster and smoother, and that the speed of opening the application seems to be improving, but there's no obvious difference in the frame-dropping problem. In addition, the Notification Center, control center are very smooth, fingerprint unlock also did not appear cotton, delay.
In contrast to previous usage, IOS
2015/11/12 Thursday 1:39
Note: The rounded corners of all iOS icons are generated by the system, and the icons given cannot be rounded.
App icon for the app Store (requiredto all apps) 1024 x 1024
1. Desktop icons (app icon)For IPhone6 Plus (@3x): 180 x 180namingIcon-60@3x.pngFor IPhone 6/5S/5/4S/4 (@2x): x 120namingIcon-60@2x.png 2. System search box Icons (Spotlight Search results icon)For IPhone6 Plus (@3x): 120 xnamed Icon-Small-40@3x.pngFor IPH
8 Kinds of iOS acquisition device Unique identification method, hope to be useful to everyone.
UDID
UDID (Unique Device Identifier), the unique identifier for the IOS device, is a 40-bit hexadecimal sequence (jailbreak devices can change the device's UDID through certain tools), and mobile networks can use UDID to identify mobile devices.
Many developers associate UDID with the user's real name, password
Socket
Now in IOS applications to the Socket slowly up, on an instant messaging, many applications have integration, that instant messaging function is generally certainly based on the socket, socket this topic I have been talking about less, one is because I have seen some C/s + + operation Socket Code I'm scared. There is still a psychological shadow exists, the second is not how to meet the needs of the application, so there is no in-depth researc
In order to allow Cisco switched remote connections to the security of the account password improved, you can use SSH to connect the terminal, but many factory switches default iOS is not supported by the SSH feature, in order to enable Cisco switches to support SSH, must upgrade with "K9" iOS. The following is the factory Cisco 3750g-24ts default iOS screenshot
The official version of IOS 7 has a new feature that is not found in a beta version: A cellular connection, Wi-Fi connection, and Bluetooth connection can be run at the same time. It is technically called "Multiplexing TCP" (Multipath TCP). According to 9to5mac and MacLife, IOS 7 provides a new connection feature that allows seamless switching between multiple connection forms.
If you turn on the 4G or 3g,
IOS learning-Notification usage in iOS, ios notification
Notifications and pushes are often used when mobile terminals start to play. For example, notifications are required for text messages, notifications are required for mobile phone horizontal screens, and notifications are required for plug-ins, we can take corresponding actions based on these notifications.
Learning iOS has a future? Does iOS training have a future? What is the job Outlook? is the iOS development engineer saturated?There are a number of students who want to learn about iOS, and have raised a series of questions about iOS. As a dedicated to the majority of stude
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Q: How to make my program installation package smaller, so that the download and installation of the program faster?
A: This article collects some tips for reducing the size of the program installation package (when downloading and installing the program for the first time). If this is for the upgrade program, you can read this article (reduce the size of the download required when the iOS app is upgraded) (this is different from how the first instal
Design of low-coupling enterprise-class system architecture
We often call Java EE or. Net developed products as "systems", while mobile platforms (primarily: Android, iOS, and window Phone) develop products for "apps." "System" is more complex, requires architectural design, and "application" relatively simple, does this mean that we do not need to consider architecture issues?
Let's first take a look at enterprise-class system architecture design.
In an email to developers this morning, Apple advised developers to submit apps to the app Store before the September 18 official release of iOS 7. The email specifically mentions the new features of iOS 7, and also mentions new APIs that take full advantage of the iphone 5S features, such as the M7 motion collaboration processor. "" Reader
In an email to developers this morning, Apple advised developers t
Brief Introduction
After the iOS device is installed, the app is usually asked if it is allowed to send notifications (see below), and when agreed, users will generally receive a push from an app. For example, users receive a tweet, their favorite team wins the game, or their dinner is ready, and since the app isn't running, app can't check these events. Fortunately, Apple offers solutions to these problems. Developers can write a server-side build
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