Are Native, Web, or hybrid applications used to develop mobile applications? The answer is that different mobile applications require different technologies. Just select the appropriate one. In fact, most mobile applications, whether enterprise or internet mobile applications, can use HTML5-based Web Technology in 90%. Browsers on Android 4.0 and iOS 6 and above are already the fastest applications, which are faster than any local Weibo websites. They do not need to be updated or upgraded, and d
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1. Add retina 4 launch image, and you will be prompted when running the project.
2. Group Table view background color is deprecated in IOS 6.0
3. About multiple targets
4. xcode4.5 no longer supports armv6, that is, systems below ios4.3.3.
5. Provide a piece of code to judge the iPhone
6. Questions about XIB adaptive
7. About screen Rotation
From: http://ww
Every time Apple releases a system, developers are busy working for a while, updating xcode to adapt to the new system: for example, ios4 supports retain and requires @ 2x; for example, ios5 does not support udid; for example, iOS 6 and iPhone 5 face the following problems.
1. Add retina 4 launch image, and you will be prompted when running the project.
Click Add directly at this time. A default-568h@2x.png
IPhone DevelopmentApplication in progressTable ViewIs the content of this article, mainly to learnTable ViewFor more information, see.
1. Concepts
Table view is the most common mechanism used to display data lists to users. They are highly configurable objects and can be configured in any form required by users. The iPhone can have only one column
2. Basic table View
A table is used to display the data list
} indicates that 10 points are first drawn, 10 points are skipped, and then repeated.
{10.0, 20.0, 10.0}, 3}, for example:
This is an odd example: first draw 10 points, then skip 20 points, then draw 10 points, then skip 10 points, then draw 20 points, skip 10 points, then, repeat.
{10.0, 20.0, 30.0}, 3}, such
{10.0, 20.0, 10.0, 30.0}, 4}, such
{10.0, 10.0, 20.0, 30.0, 50.0}, 5}, for example:
The dashPhase parameter of the function CGContextSetLin
I was watching the iPhone 5 press conference and found that the iPhone 5's appearance had not changed much. Some netizens burst into disappointment, which is quite different from the so-called engineering machine circulating on the Internet.
I was wondering, do I need to change the
, the software is "QQ Address Book." If you do not download the "QQ Address Book" Friends can first download a "QQ Address Book", Download a good click on open. (as shown in the following figure)
2 Enter the "QQ Address Book", click "Contact" to enter, inside will be their own iphone phone address list, and then click on the upper right Corner "..." menu bar. (as shown in the following figure)
3 Click the "Bulk Delete Contact" button in the expa
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