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Akka or Reactor [closed]
... are strongly committed to Groovy, people have already started Clojure and Kotlin ports. Add to this mix the fact that some requirements are driven by Spring XD and Grails.
Many thanks for your witnessed interest, hopefully you'll have more comparison points in a couple of months :)
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Setting background colour of Android layout element
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4 possible ways, use one you need.
1. Kotlin
val ll = findViewById<LinearLayout>(R.id.your_layout_id)
ll.setBackgroundColor(ContextCompat.getColor(this, R.color.white))
2. Data Binding
<LinearLayout
android:background="@{@color/white}"
OR more ...
How should I handle “No internet connection” with Retrofit on Android
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Replace Java with Kotlin if you're tired of NPEs and other syntax limitations/pain
– Louis CAD
Jun 25 '18 at 13:38
add...
How to make part of the text Bold in android at runtime?
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You can do it using Kotlin and buildSpannedString extension function from core-ktx
holder.textView.text = buildSpannedString {
bold { append("$name\n") }
append("$experience $dateOfJoining")
}
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Multi-line EditText with Done action button
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To do this in Kotlin (and also optionally apply other configurations like textCapSentences you can use this extension function:
// To use this, do NOT set inputType on the EditText in the layout
fun EditText.setMultiLineCapSentencesAndDon...
Fragment over another fragment issue
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Kotlin version: root.setOnTouchListener { _, _ -> true}
– Gal Rom
Oct 29 '19 at 19:57
add a comme...
Regular expression to find URLs within a string
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Kotlin val urlRegex = "(?:(?:https?|ftp):\\/\\/)?[\\w/\\-?=%.]+\\.[\\w/\\-?=%.]+"
– Akshay Nandwana
Feb 27 '19 at 6:32
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iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的出错、试错、调错、解决错误的过程中才能提高自己的编程水平和调试能力。我会继续更新该篇博客，讲解更多的调试技能，希望我们都能在实践中提高进步。
iOS 调试技巧
What is the best way to tell if a character is a letter or number in Java without using regexes?
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On Kotlin it is much simpler if (c in 'a'..'z' || с in 'A'..'Z' || c in '0'..'9')
– Vlad
Jul 14 at 7:58
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Android - get children inside a View?
...pdate for those who come across this question after 2018, if you are using Kotlin, you can simply use the Android KTX extension property ViewGroup.children to get a sequence of the View's immediate children.
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