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ochim / gist:1dddf6fd44dd8dd10c3c2a3d3b3f0930
Last active June 19, 2019 07:57
[kotlin]何日前、何日後の取得
import java.util.Calendar

// 1日前は-1とする
fun getDayAfterToday(day: Int): Long {
  val calendar: Calendar = Calendar.getInstance()
  calendar.add(Calendar.DAY_OF_MONTH, day)
  return calendar.time.time
}
@ochim
ochim / aaid.md
Last active February 22, 2019 14:01
[Android]AAIDの取得
@ochim
ochim / DexArchiveMergerException.md
Last active February 20, 2019 07:43
java.lang.RuntimeException: com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives

java.lang.RuntimeException: com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives への対処

https://qiita.com/Capotasto/items/ad1824722da7c3d9da97

./gradlew app:dependencies

によりライブラリの依存を見分ける

上記コマンドが実行できない場合は、

@ochim
ochim / BST.java
Created February 14, 2019 10:52
二分探索木
// How to Implement Binary Search Tree in Java? Example
// https://javarevisited.blogspot.com/2015/10/how-to-implement-binary-search-tree-in-java-example.html#axzz4wnEtnNB3
import java.util.Stack;
public class BST {
private class Node {
private int data;
private Node left, right;
@ochim
ochim / wifi-information.md
Last active December 26, 2018 08:41
iOSアプリでwifi接続
@ochim
ochim / wifi.swift
Created December 12, 2018 10:43
ios wifi setting
//https://stackoverflow.com/questions/12906171/iphone-wifi-on-or-off
//Swift 2.3 version
func isWifiEnabled() -> Bool {
var addresses = [String]()
var ifaddr : UnsafeMutablePointer<ifaddrs> = nil
guard getifaddrs(&ifaddr) == 0 else { return false }
var ptr = ifaddr
@ochim
ochim / gist:5791ad3fff11cf24d85f80568acb973b
Last active November 26, 2018 12:01
Apache上でRuby on Railsアプリケーションを動かす/Passenger(mod_rails for Apache)の利用
@ochim
ochim / EncryptionUtil.swift
Last active September 30, 2018 16:49
iOSアプリでAESでの暗号化のためCryptoSwiftを使用した ref: https://qiita.com/ochim/items/4690cdc5e7fde9ad1b45
import Foundation
import CryptoSwift
struct EncryptionUtil {
// ----- encryption -----
// key:鍵
// iv:初期化ベクトル
// target:暗号化する文字列
static func encrypt(key: String, iv: String, target:String) -> String? {
@ochim
ochim / create-ipa.sh
Created September 26, 2018 07:04
iOSアプリのArchive→Export→Deploygateにuploadを自動化 ref: https://qiita.com/ochim/items/66c37e45bb8bcc477ad8
#!/bin/bash
# 作業ディレクトリ作成
mkdir build
# CleanしてArchive作成
xcodebuild -workspace hogehoge.xcworkspace \
-scheme hogehoge \
-configuration Release \
clean archive \