大约有 366 项符合查询结果（耗时：0.0270秒） [XML]
How to test that no exception is thrown?
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Java 8 makes this a lot easier, and Kotlin/Scala doubly so.
We can write a little utility class
class MyAssertions{
public static void assertDoesNotThrow(FailingRunnable action){
try{
action.run()
}
catch(Exception ex){
throw new Err...
Android custom dropdown/popup menu
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Update: To create a popup menu in android with Kotlin refer my answer here.
To create a popup menu in android with Java:
Create a layout file activity_main.xml under res/layout directory which contains only one button.
Filename: activity_main.xml
<RelativeLayout xm...
open a url on click of ok button in android
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No need for any Java or Kotlin code to make it a clickable link, now you just need to follow given below code. And you can also link text color change by using textColorLink.
<TextView
android:layout_width="wrap_content"
android:layout_height="w...
How to hide a button programmatically?
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In Kotlin
myButton.visibility = View.GONE
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Event for Handling the Focus of the EditText
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when in kotlin it will look like this :
editText.setOnFocusChangeListener { view, hasFocus ->
if (hasFocus) toast("focused") else toast("focuse lose")
}
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Java: Getting a substring from a string starting after a particular character
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In Kotlin you can use substringAfterLast, specifying a delimiter.
val string = "/abc/def/ghfj.doc"
val result = url.substringAfterLast("/")
println(result)
// It will show ghfj.doc
From the doc:
Returns a substring after ...
Remove notification after clicking
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In kotlin, you can use:
mBuilder.build().flags.and(Notification.FLAG_AUTO_CANCEL)
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苹果手机可以安装AI伴侣进行测试吗？ - App Inventor 2 中文网 - 清泛IT社...
...App一律不支持iOS版AI伴侣的测试，因为拓展目前都是java/kotlin 写的安卓平台程序，可能未来待iOS平台成熟后，会有swift苹果版拓展。
leancloud云存储如何接入App Inventor 2？ - App Inventor 2 中文网 - 清泛...
...入，而App Inventor 2由于没有专用组件，可以选择使用Java/Kotlin开发拓展接入，也能采用更通用的 curl 方式接入：
使用 “Web客户端”组件：
这个AI2组件几乎等同于通用的 curl 命令，能完成数据的 Post，Get，文本，二进制等数...
App Inventor 2 实现导出Excel全方案总结 · App Inventor 2 中文网
...ntor 2 不支持写原生Excel，当然可以通过.axi拓展，使用java/kotlin语言接入Excel实现。
目前，中文网基于 jxl 写的excel拓展，仅支持 .xls 文件的读取，.xlsx 文件及excel写入暂不支持。
基于阿里的 EasyExcel 库开发的excel拓展，支持所有...