.
Notification center.Integrates SMS, email, call, and other native program notifications, and supports third-party program notifications. Similar to Android, you can press "X" to display the drop-down menu. The notification center provides apple with daily information, from weather to stock micropieces.
You can adjust the settings to allow those applications to provide notifications. With the option, you can decide to unlock the notification displayed on the screen. This modal window is much be
, you will learn the language faster, you can write the application code in the development environment.5. You are familiar with the basic development environment, the development language, and then you can learn something deeper, such as some development frameworks.6. real machine testing: After you write out the available programs, you need to perform a real machine test on your applications. At this time, you need devices with IOS operating systems, such as Iphone, Ipad, and
will also face new challenges-not only processing different display resolutions, but also processing different device pixel ratios!
It seems that Apple has a wide range of things to subvert, so it cannot be spared.
The development is fast, and it is not easy to stop. Opportunities and challenges coexist. Come on, Arang!
Ipad3 the new ipad resolution compatibility
I bought a New iPad in early June. The screen effect is very good. The most important thing is that you no longer need to enlarge t
imagewithcgimage:image]; One //uiimagewritetosavedphotosalbum (img, self, nil, nil); [Catransaction commit]; + } ]; Eight: iOS development stream Media common sense real-time streaming media transmission must ensure that the transmission speed of the packet is greater than the speed of the file, otherwise the user will see a video pause. Video quality degrades when the network is plugged, so it's better to ensure that the quality of the video is progressiv
In Wuhan these days, China Telecom has installed a wireless modem, echolife hg520s.
I thought that wireless networks could allow both the home computer and itouch to access the Internet.
I used to remotely teach my father in Hong Kong for a long time. I didn't succeed. I came back and saw that my father had been castrated... China Telecom is considerate ~~
Let's briefly talk about the solution. It is actually very simple.
1. After being castra
Goldwave portable version: it is mainly used to process audio and can batch compress MP3 into WMA format. Although it feels like a cool, Goldwave itself is not very big (compared with adobeaudition ). I mainly compress some audio books so that I can listen to a lot of interesting things on the road instead of deleting them (2 GB MP3 is still insufficient)
Chm2pdf PILOT: a chm file that converts a CHM file to a PDF file, which is useful for English CHM. If you use this book to read an e-book in
to QA or PM to complete the packaging process. After some research, we found that there are few such scripts on the Internet, but xcode provides the shell compilation tool xcodebuild and IPA packaging tool xcrun, there is a reason for us to use these two tools to write an automated packaging script to improve our work efficiency and automation.2. iOS package format and channel package format
1) Reasons for multi-channel production and packaging problems brought about by multiple channels: As ha
According to the http://tools.ietf.org/html/draft-pantos-http-live-streaming-08, can have a better understanding of m3u8 than the license system.
Hls (HTTP live streaming) is an HTTP-based streaming media solution developed by Apple for mobile devices such as iPhone, iPod, itouch, and iPad. In HLS technology, web server provides client with near real-time audio and video streams. However, the standard HTTP protocol is used in the process of use. Ther
the content is mostly from prestigious schools. Many content on iTunes u may overlap with the academic Earth. Only the latter requires a browser, and the former requires you to Install iTunes to obtain the above resources.
If you have an iPad, itouch, or iPhone, you only need to download the free iTunesU application to learn how to download and sort out resources on this platform. In addition to videos, many tutorials provide more handouts and take
, or are you willing to taste the various snacks that different chefs bring?
In this case, even if Apple tries to expand the lineup of the IOS camp and release more iOS devices besides the iPhone, itouch, and iPad, due to Apple's own restrictions, any manufacturer except it will never join the IOS camp. And facing the pressure of Android. Although the iPhone now has almost invincible sales, in terms of the total volume, Apple's closeness will contin
, the iPhone splits the functions in the menu.Disadvantage: the visual pressure is high, and the interface carries a lot.
Android platformSet menu options, which will be carried by the solid menu button. It also supports long-pressed operations and has more options for carrying information.Disadvantages: high user thresholds, different scenarios, different menu options, poor user accessibility, back-and-forth visual focus switching, no consistent experience.
4) style
IPhone PlatformThe iPhone i
. Parameter Adjustment for some files
For some rmvb or MKV, the resolution is relatively high, so you need to adjust the transfer to itouch. You can use the-S parameter in FFMPEG:
ffmpeg -i 01.rmvb -acodec copy -vcodec libx264 -b 560k -s 960x640 -f mp4 01.mp4
960x640 needs to be calculated by yourself and adjusted in proportion
Intercept by Time:
ffmpeg -i 01.rmvb -acodec copy -vcodec libx264 -b 560k -ss 00:00:00 -t 00:01:00 -f mp4 01.mp4
Setting B-fr
Method One: Official restoration
Downgrade Description:
This method is useful for operations when the latest iOS8.1 system validation is not closed
Operation Steps:
1, the iphone ipad ITouch and other devices connected to the computer to open iTunes.
2, hold down the keyboard shift (up button) the left mouse button click on the recovery of ITunes.
3, ITunes will pop up the dialogue
, it has not been wrong for a long time. (Don't ask why I don't set the text attribute to "uitextalignmentleft" after the if statement, because the actual data is much more complex than this one .) This method has always worked very well (specifically on iPhone 4). After a long time, I ran the same program on itouch, if you do not load much data, the system prompts "received memory warning .....So I know the correct method of cell reuse:
Nsstring * _
, can enlarge the page, once the enlarged response box also enlarged, resulting in page confusion problem, workaround: Define the minimum width of the page
123
body {min-width: 320px;}
3. The format-detection value of the Name property (ignoring the number in the page is recognized as the phone number)
1
metaname="format-detection" content="telephone=no"/>
Description
To make the device browse the Web page when the number d
development, Apple's I series of rich applications2. CSS properties not supported by the phoneposition:fixed; (need to use JS to simulate)According to other people test said: ITouch IPhone IPad Android 2.2 2.3 does not support overflow:scroll; IOS5 supports this attribute.Mobile iOS device CSS compatibility setAccording to my experience in a year or so of mobile phone project, Apple products (Iphone,ipad) to CSS3 this piece of support is the best, un
assigned to the production adapter interface by each manufacturer, called an extension identifier.MAC addresses are used on the network to differentiate the uniqueness of the device, and the devices that access the network have a MAC address, and they are certainly unique. There may be multiple MAC addresses on an iPhone, including WiFi, SIM, and so on, but there's a WiFi connection on the ITouch and IPad, so just get the WiFi MAC address. Typically,
, can enlarge the page, once the enlarged response box also enlarged, resulting in page confusion problem, workaround: Define the minimum width of the page
123
body {min-width: 320px;}
3. The format-detection value of the Name property (ignoring the number in the page is recognized as the phone number)
1
metaname="format-detection" content="telephone=no"/>
Description
To make the device browse the Web page when the number d
Original link:
Http://liuyanwei.jumppo.com/2015/07/17/ios-BLE-1.html
iOS bluetooth development (i) Bluetooth related basics:Bluetooth common names and abbreviations
MFI ======= make for ipad, iphone, itouch devices for Apple devices
ble = buletouch Low energy, Bluetooth 4.0 devices because of the power consumption, so also called ble
Peripheral,central = = Peripheral and center, initiating connected central,
enlarged, resulting in page confusion problem, workaround: Define the minimum width of the page
123
body {min-width: 320px;}
3. The format-detection value of the Name property (ignoring the number in the page is recognized as the phone number)
1
metaname="format-detection" content="telephone=no"/>
Description
To make the device browse the Web page when the number does not enable the phone function (different device interpr
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