In Material UI when do we use Input vs. TextField for building a form?

For most use cases, you should use TextField rather than the lower-level components that it delegates to (such as Input). The relevant part of the documentation is here. Particularly this line: TextField is composed of smaller components ( FormControl, Input, FilledInput, InputLabel, OutlinedInput, and FormHelperText ) that you can leverage directly to significantly customize your … Read more

Reading console input in Kotlin

Note that since Kotlin 1.6 readLine()!! should be replaced with readln(). Here are A+B examples in Kotlin reading from stdin: fun main() { val (a, b) = readLine()!!.split(‘ ‘) println(a.toInt() + b.toInt()) } or fun main(vararg args: String) { val (a, b) = readLine()!!.split(‘ ‘).map(String::toInt) println(a + b) } or fun readInts() = readLine()!!.split(‘ ‘).map … Read more

How to get input value from a UIAlertController text field?

Updated for Swift 3 and above: //1. Create the alert controller. let alert = UIAlertController(title: “Some Title”, message: “Enter a text”, preferredStyle: .alert) //2. Add the text field. You can configure it however you need. alert.addTextField { (textField) in textField.text = “Some default text” } // 3. Grab the value from the text field, and … Read more

How to delete a specific line in a text file using Python?

First, open the file and get all your lines from the file. Then reopen the file in write mode and write your lines back, except for the line you want to delete: with open(“yourfile.txt”, “r”) as f: lines = f.readlines() with open(“yourfile.txt”, “w”) as f: for line in lines: if line.strip(“\n”) != “nickname_to_delete”: f.write(line) You … Read more

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