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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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Passing enum or object through an intent (the best solution)
...'s comment that enum.values() allocates a new array at each call.
UPDATE: Android Studio features a live template ParcelableEnum that implements this solution. (On Windows, use Ctrl+J)
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impr...
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
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Neve...
Has anyone used Coffeescript for a production application? [closed]
...f CoffeeScript so far is in conjunction with Appcelerator to create iPhone/Android apps. (Wynn Netherland of The Changelog blurbed my book by describing CoffeeScript as "my secret weapon for iOS, Android, and WebOS mobile development"), but there's going to be a lot more use in production Rails apps...
Update ViewPager dynamically?
...own what I have learned and I hope it is helpful for someone who is new to Android's ViewPager and update as I do. I'm using FragmentStatePagerAdapter in API level 17 and currently have just 2 fragments. I think there must be something not correct, please correct me, thanks.
Serialized data has t...
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...
How to compare two Dates without the time portion?
...for the time zone yourself, which I don't recommend.)
Quick reference for android developers
//Add joda library dependency to your build.gradle file
dependencies {
...
implementation 'joda-time:joda-time:2.9.9'
}
Sample code (example)
DateTimeComparator dateTimeComparator = DateTime...
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...
Is there any way to change input type=“date” format?
...ut field with the wire format.
Mobile devices
Specifically for Chrome on Android, the formatting is based on the Android display language. I suspect that the same is true for other browsers, though I've not been able to verify this.
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Variable is accessed within inner class. Needs to be declared final
...u can use final in Java, but I am not sure if you can use it when building Android app, so Googling it might be a good idea :-)
– Kevin Zhao
Oct 12 '15 at 20:15
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