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TCP loopback connection vs Unix Domain Socket performance
Working on an Android and iOS based application which require communication with a server running in the same device. Currently using TCP loopback connection for communicating with App and Server (App written in user layer, server written in C++ using Android NDK)
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The term “Context” in programming? [closed]
...ed word is "context" in classes. Like ServletContext (Java), Activity (Android), Service (Java, Android), NSManagedContext (Objective-C, iOS).
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App Inventor 2 扩展 · App Inventor 2 中文网
...appinventor.mit.edu/
Note: App Inventor extensions are supported only on Android devices running API Level 8 (Android system 2.2 Froyo) and above. This applies to creating extensions, building projects that import extensions, and running packaged APKs of projects that use extensions. Extensions a...
Is there an equivalent to background-size: cover and contain for image elements?
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I found it shrink the image in Chrome mobile browser on Android (tested on LG G3 and Samsung S9), I didn't test it with Chrome on iOS, Firefox mobile on Android displayed it correctly.
– Jecko
Mar 5 at 15:12
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How to extract epoch from LocalDate and LocalDateTime?
...eTime (also without ZoneId, or with the GMT one) ?
– android developer
Jan 11 '18 at 10:06
2
Neve...
How to compare two colors for similarity/difference
...ultiply by 100 somewhere to get a percentage.
– vaughandroid
Jan 26 '12 at 12:34
18
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Is a RelativeLayout more expensive than a LinearLayout?
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In a talk at Google I/O 2013 (Writing Custom Views for Android), Romain Guy clarified the misunderstanding that caused everyone to start using RelativeLayouts for everything. A RelativeLayout always has to do two measure passes. Overall it is negligible as long as your view hiera...
Is MonoTouch now banned on the iPhone? [closed]
...ed, our product in development was to be iPhone/iPad only (who cares about Android etc) and in MonoTouch. We have now reconsidered, and we will now be Obj-C as required, but we will also be sure to have Android and WinPhone support available day 1 too. A business cannot afford the uncertainty of be...
How to detect my browser version and operating system using JavaScript?
...exOf("Linux") != -1) OSName = "Linux";
if (navigator.userAgent.indexOf("Android") != -1) OSName = "Android";
if (navigator.userAgent.indexOf("like Mac") != -1) OSName = "iOS";
console.log('Your OS: ' + OSName);
}
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Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application
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With my Android 5 tablet, every time I attempt to use adb, to install a signed release apk, I get the [INSTALL_FAILED_ALREADY_EXISTS] error.
I have to uninstall the debug package first. But, I cannot uninstall using the device's App...