大约有 800 项符合查询结果（耗时：0.0323秒） [XML]
How to POST raw whole JSON in the body of a Retrofit request?
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If using Kotlin use a hashmap of <String, Any>
– peresisUser
Jan 14 '19 at 15:05
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如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
...起步点，这里给出了一些我觉得这些年用着还不错的常规指南。
How large is your training set?
训练集有多大？
If your training set is small, high bias/low variance classifiers (e.g., Naive Bayes) have an advantage over low bias/high variance classifiers (e...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...地址。
相对地址有很好多处，其可以玩出一些有意思的编程技巧，比如把C搞出面向对象式的感觉来，你可以参看我正好11年前的文章《用C写面向对像的程序》（用指针类型强转的危险玩法——相对于C++来说，C++编译器帮你管了...
I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
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Kotlin:
spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
override fun onItemSelected(parent: AdapterView<*>, view: View, position: Int, id: Long) {
print("onItemSelected positio...
Get all child views inside LinearLayout at once
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It is easier with Kotlin using for-in loop:
for (childView in ll.children) {
//childView is a child of ll
}
Here ll is id of LinearLayout defined in layout XML.
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What is the equivalent of “android:fontFamily=”sans-serif-light" in Java code?
...getResources().getFont(R.font.myfont);
textView.setTypeface(typeface);
// Kotlin
val typeface = resources.getFont(R.font.myfont)
textView.typeface = typeface
Option 2 - API 16 and higher
// Java
Typeface typeface = ResourcesCompat.getFont(context, R.font.myfont);
// Kotlin
val typeface = Resour...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...络通信的机制，这属于计算机网络这块的东西，与实际的编程没有太大的关联，这里就不深入说明了，有兴趣的可以问度娘。而从程序的角度来看，这样的理解更合适，
socket起源于Unix，而Unix/Linux基本哲学之一就是“一切皆文...
Recommended way to stop a Gradle build
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are there any nice syntax options here? Consider kotlin's preconditions syntax: require(something != whatever) { "No good!" } as opposed to the more verbose and type-ee if(something != whatever){ throw new GradleException("No good!") }
– Groostav
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How do you close/hide the Android soft keyboard using Java?
...e it to appear (by holding down the menu).
Note: If you want to do this in Kotlin, use:
context?.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
Kotlin Syntax
// Check if no view has focus:
val view = this.currentFocus
view?.let { v ->
val imm = getSystemService(Context.I...
Is there a way to define a min and max value for EditText in Android?
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Kotlin if any one needs it (Use Utilities)
class InputFilterMinMax: InputFilter {
private var min:Int = 0
private var max:Int = 0
constructor(min:Int, max:Int) {
this.min = min
this.max = max
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