I've worked on iOS app development for five years and I've been trying to avoid working with Android for a while-but things are different now. Whether you believe it or not, Android development is actually a lot of fun, and it's not as big a difference as you might imagine when it's developed in iOS.I developed this "Seven Minute Workout" app on the
path information is first agreed to be used later
├── LuaJIT-2.1.0-beta3├── build-android.sh├── build-ios.sh├── lib│ ├── android│ │ ├── arm64-v8a│ │ ├── armeabi│ │ ├── armeabi-v7a│ │ └── x86│ └── ios│ └── libluajit2.1.0-beta.3.aCompile the Luajit library for IOS, and you may encounter problems before compiling the preparationNeed to first
technical validation for key features and to do both iOS and Android two platforms, rather than rushing to follow the function module for development. Then step by step to tamp down the function module. If the feature technology is verified by completing the iOS version first then do Android version (on the time of th
IOS and Android audio Development Summary
Recently, because the project needs to change the sound, it is not difficult to learn and Process audio. However, it is still tedious (more than expected)
While my mind is still excited, I will summarize my thoughts and record them.
This article mainly introduces three parts:
1. How to change VOICE 2, Android voice 3,
Recently, because the project needs to voice changes, so learning while doing, found that the audio processing ideas is not difficult, but it is still a bit cumbersome (than expected)While the brain is still hot, hurriedly summed up the idea, recorded.The main three parts of the story1, how to voice changer 2, Android realize voice changer 3,ios realize voice changer1.If you want to write a voice changer fu
, which uses a byte to encode characters. For example, ASCII.
Multi-byte MBCS: multi-Byte character set, which uses multiple bytes to encode characters. Such as Unicode and GBK.
When using multi-byte character sets in VC, GBK encoding is actually used in Chinese Windows, and GBK encoding is an extension of GB2312. It is compatible with GB2312 and adds more than Chinese characters, in fact, the GB series includes three versions: GB2312, GBK, and GB18030.
The following describes how to use cross-p
Apicloud Mobile App-made first Android or I OS , Why ? The entrepreneurial team is always faced with the situation of poor white, development and production of an app to think about, first to do Android or iOS it?Mobile application Expert Apicloud tells you that this matter is not 2 choose 1, but from 0 to 1 of the breakthrough process, first
;setSetting(SETTING_OVERLAP_MS, 8);
Then set the required parameters
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mSoundTouchInstance->setChannels(2);mSoundTouchInstance->setSampleRate(8000);mSoundTouchInstance->setPitch(2);
It is important to explain several parameters of audio processing here.Channel: Channals, can be mono and two channels, respectively, corresponding to theSampling rate: samplerate 8000-44100, commonly used in several values, Android
(request); call. enqueue (new Callback () {@ Override public void onFailure (Call call, final IOException e) {e. printStackTrace (); runOnUiThread (new Runn Able () {@ Override public void run () {mTvResult. setText ("retrieving data from" + HTTPS_SERVER_URL + "failed! \ N "+ e) ;}}) ;}@ Override public void onResponse (Call call, Response response) throws IOException {final String html = response. body (). string (); runOnUiThread (new Runnable () {@ Override public void run () {mTvResult. set
Video/audio compatibility on ios/android, iosandroid
1. audio automatic playback
1
The above is the audio tag autoplay attribute, which indicates automatic playback. However, some Android browsers and safari on ios do not play the video automatically.Most Android and
world was the iPhone...
Android is not very clear. It seems that most Android devices are still better than iOS cards .. After all, iOS is designed for Apple devices... The configuration levels of Android devices are also uneven.
Of course it may be related to the language,
BuildiosFile directory6: Pack apkWeexpack Run android-Note:information in ' Android.config.json ' or ' Ios.config.json '- ' AppName: ' generated apk installed app name- ' AppId: ' application_id package name- ' splashtext: ' Open the Welcome page above the display text- ' weexbundle: ' The specified Weex bundle file (in the form of file name and URL) The file name is loaded as a local file, The URL loads the bundle remotely if the bundle is specified
...... Alas, html5 is a good app, and games are not efficient. I don't know why you think that iOS and Android will have no chance after the rise of HTML5. I don't think this is a technical problem. On mobile devices, Native apps and Web apps are only technically different, and there is no difference in business models.
Apps Are mainstream on touch screen smartphones. What if you write it in HTML 5? Do you
is indeed a great product, and it cannot be said that it "re-invented the mobile phone, although only one type of mobile phone is available from the beginning to the end, the highly unified UI and operation methods will not provide users with much room for choice, however, it still cannot prevent the iPhone from breaking the rules of the smartphone market. For users, the iPhone is popular with smartphones, this makes it possible for people who do not know what a smartphone is, but have the abil
updates each timeToken is valid for the duration of the token.The following simulation of a customer purchase process, the token, user ID (userId) in the database (a separate table, such as: token_table),Also put the shopping cart products in the database (another table such as: cart_table). Allows users to add products to the shopping cart without logging in.When the user adds a product to the shopping cart, the token is passed, and tokens are used
Stringbyevaluatingjavascriptfromstring method itself directly returns the execution result of a nsstring type, so this is obviously a synchronous call.So JS call native is asynchronous, native call JS is synchronous. When dealing with some logic, it is unavoidable to consider this feature.方法。Android:java and JavaScript call each otherBefore Android 4.2 can be used to addJavascriptInterface inject native Java methods to JavaScript calls, this scheme h
An article that helps you understand the historical origins of iOS and Android, iosandroid
Although smartphones are mobile phones, we can use them as smaller computers. This will also display the high performance of the Smartphone OS. Let's first review the history of the Smartphone OS.
Dawn of OS
As a matter of fact, the idea has been long before, that is, running OS on a small computer terminal that can
,+Equivalent to public static in Android.For global variables, iOS is placed in appdelegate or in. h using the # define declaration.Android also, put in application or use public static in the class.Of course, you can use a singleton class.Basic controlsCompare some of the commonly used
Android
IOS
going to get the last one.Record the Journal of the work.Talk about life, graduation three years, really more and more feel the importance of health, the end of August to September, because of physical reasons, almost every week will go to several hospitals, almost each time to turn over about three hundred or four hundred of the medical expenses, hey, the final basic money is numb. In a few weeks, one months of pre-tax pay is gone. October, a two-year fitness card, 2700 yuan. If you can exerci
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