the code above, using JavaScript to build an Android activity, is not cool!Of course it's also possible to write iOS native apps, which is not the coolest and even cooler, it also provides a set of "public" APIs, and a set of UI control libraries that can be described in XML, so you can define the interface and generate corresponding local controls on different
Android provides support for device sensors, and as long as the Android device's hardware provides these sensors, Android apps can access the device's external conditions through sensors, including the phone's running status, the current orientation, and so on. The Android s
ObjectiveAndroid provides support for device sensors, and as long as the Android device's hardware provides these sensors, Android apps can access the device's external conditions through sensors, including the phone's running status, the current orientation, and so on. The Android system also provides drivers to manag
Provider
Starting with Android P, the Crypto JCA provider is now removed. Calling Securerandom.getinstance ("Sha1prng", "Crypto") will cause the nosuchproviderexception to be raised.
More stringent UTF-8 decoder
In Android P, the UTF-8 decoder for the Java language is stricter than ever and follows the Unicode standard.
Prevent idle apps
best App award in Google Play!Among the top five in photo and video apps in Google Play in 20 countries and regions.PhotoWonder is a magic photo makeover, cool and easy to take, beautify and share gorgeous photos on your phone.
16. GO Launcher EX (Personalization)
GO Launcher EX-the final choice for 100,000,000 + people! User voted best Android Launcher! Downlo
the sensor data collection, when the Program interface exit (press the back key, or press the Home key ), the data will not be output. So I try to make the following simple changes, to achieve the ideal effect, so share here.The previous code was not modified:protected void OnStop () {super.onstop (); Sm.unregisterlistener (this);}Modified code (to achieve your desired effect):protected void OnStop () {super.onstop ();//sm.unregisterlistener (this);
Your Android project is very powerful, docking a lot of third-party open source libraries, the more complete the project, the more the code hit more and more cool. But suddenly one day the newspaper was abnormal.Error: The number of method references in a. dex file cannot exceed 64K.The compiler reminds you that your project has more than 64k of methods.Androidstudio will remind you:Learn how to resolve the
Open source share three (cool Android loading animation)Share Some of the loading on GitHub, in order to improve the product user experience, a good loading must be indispensable, for some time-consuming users need to wait for the page to divert the attention of users, will not appear so irritable, So you can see a variety of loading animations in some apps on th
not recommended to exceed the memory of the phone itself.Then enter FREE-M return to see the phone virtual memory space sizeSwap column As long as not all 0 and set success, if you repeat step 3 for zero, if multiple attempts (no code input error) is unsuccessful may be the phone does not support virtual memory. The above tools to share to Baidu network disk, follow me, and provide free extraction codeLike friends can for my small reward, pay for the value of Geekwhite again this thank you!We
can be created less.
2, to avoid unnecessary drawing logic, when needed to draw. This needs to be adjusted based on the control's drawing logic, which is also very important.
3, the general principle is to do everything possible to control the implementation of the OnDraw method within 16ms, will not be card.
Finally, look at the effect we've achieved.
Source Address:
GitHub Address
The above is a small set to introduce Android to create
Commonly used Android effects (various progress bars, cool loading animations, rocket launching, sprinkling, and trend charts), androidloading
I have provided a lot of time recently. I have summarized the ui effects used in the next few projects, shared them with you here, and made a record for myself (a demo will be posted later ).Mainly the following ui effects:
Multiple display progress bars
Open-sou
Recently, a sudden whim, interested in some loading, loading this thing is important also important, said not important and unimportant, because this is a promotion of your product experience a detail, if loading do well, for some time-consuming need to wait for the page will distract users, Will not appear so irritable, so you can see all kinds of interesting loading animation on the market, then this blog is ready to collect some loading animation bar, from these realization ideas can open you
own in the layout file dead
*
* @param datas
/public void Settabitemtitles (list
In fact, you can in the onCreate inside to set the content of the tab display, as well as the number of visible, Tab we guess, if the layout and onCreate inside all wrote the quantity, which is effective (oneself to experiment) ~ ~
Remember if it was code control setVisibleTabCount , setTabItemTitles before the call.
Summarize
Interested, to change the triangle to our underline indicator play ~ ~ Estimated
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