terrancesnyder

Regex for matching ALL Japanese common & uncommon Kanji (4e00 – 9fcf) ~ The Big Kahuna!
([一-龯])

Regex for matching Hirgana or Katakana
([ぁ-んァ-ン])

Regex for matching Non-Hirgana or Non-Katakana
([^ぁ-んァ-ン])

Regex for matching Hirgana or Katakana or basic punctuation (、。’)

fabiomsr

private val HEX_CHARS = "0123456789ABCDEF".toCharArray()

fun ByteArray.toHex() : String{
    val result = StringBuffer()

    forEach {
        val octet = it.toInt()
        val firstIndex = (octet and 0xF0).ushr(4)
        val secondIndex = octet and 0x0F
        result.append(HEX_CHARS[firstIndex])

zgrge

from hashlib import sha1

'''
example of how to calculate SHA-1 hash from EMV CA Public Key in python using VISA 0x09 CA PK
'''

rid = 'A000000003'
index = '09'
modulus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
exponent = '03'

gmk57

import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.DialogFragment
import androidx.fragment.app.Fragment
import androidx.lifecycle.DefaultLifecycleObserver
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleOwner
import androidx.viewbinding.ViewBinding