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V2EX  ›  arraylist
61162833 Java 中一个保存了 1 万个整数的 ArrayList 占多少内存?
Java  •  61162833  •  Nov 13, 2023  •  Lastly replied by zhouhu
16
coollight56 关于 IntelliJ IDEA 声明变量快捷键问题,求问!
JetBrains  •  coollight56  •  Oct 23, 2023  •  Lastly replied by zhouhu
4
xloger 请教个 Java LinkedList 用法的问题
Java  •  xloger  •  Jan 24, 2024  •  Lastly replied by txzh007
22
guguji Java ArrayList 不服来辩
Java  •  guguji  •  Apr 23, 2025  •  Lastly replied by gushu
68
n2l idea 直接进入接口真实实现方法快捷键?
问与答  •  n2l  •  Oct 24, 2022  •  Lastly replied by n2l
4
HuPu List list=new ArrayList 写法的意义是什么
  •  1   
    Java  •  HuPu  •  Apr 2, 2022  •  Lastly replied by hanqy228
    94
    mzlogin 代码审查:从 ArrayList 说线程安全
    Java  •  mzlogin  •  Mar 16, 2021  •  Lastly replied by siweipancc
    6
    crusoekidd beauty 身体的关键点算法
    Android  •  crusoekidd  •  Dec 29, 2020  •  Lastly replied by janssenkm
    4
    lixyz Kotlin 中, Intent 传递 Map 遇到 Unchecked cast 问题
    Android  •  lixyz  •  Dec 26, 2020  •  Lastly replied by lixyz
    7
    QBugHunter 为什么 Android Studio 4+会推荐 List 设为 final
    Android  •  QBugHunter  •  Dec 23, 2020  •  Lastly replied by hantsy
    22
    zhanglintc Java 泛型的这几种写法有啥区别?
    问与答  •  zhanglintc  •  Sep 17, 2020  •  Lastly replied by zhanglintc
    9
    yukiloh 被 jvm 编译器蠢哭了
    Java  •  yukiloh  •  May 24, 2020  •  Lastly replied by Kaiv2
    14
    linuxcn Java 中初始化数组
    推广  •  linuxcn  •  Nov 14, 2019  •  Lastly replied by wangyzj
    6
    zhao1014 为什么不会报错呢。。。
    Java  •  zhao1014  •  Sep 20, 2019  •  Lastly replied by zhao1014
    17
    szhgoldeneye 请教一个代码设计的问题
    问与答  •  szhgoldeneye  •  Jul 18, 2019  •  Lastly replied by micean
    7
    lixyz ArrayList 默认的容量到底是 10 还是 0?
    Java  •  lixyz  •  Jul 22, 2019  •  Lastly replied by zazalu
    6
    MaxStack [ Java ]ArrayList 里面 elementData 为什么要设成 transient
  •  1   
    Java  •  MaxStack  •  May 27, 2019  •  Lastly replied by SoloCompany
    3
    king1101 关于泛型的类型擦除机制的一个疑惑?
    Java  •  king1101  •  Apr 11, 2019  •  Lastly replied by Saltyx
    13
    myyou 为什么创建的对象在离开作用域后没有被回收?
    Java  •  myyou  •  Feb 14, 2019  •  Lastly replied by dosmlp
    15
    vansl JDK1.8 的 ArrayList 的初始扩容机制问题
    科技  •  vansl  •  Jul 19, 2018  •  Lastly replied by vansl
    5
    shazh520 关于 Java foreach 循环删除多个元素的有趣问题(不是抛异常哦)
  •  2   
    Java  •  shazh520  •  Jun 24, 2018  •  Lastly replied by shazh520
    25
    wen4034 一个关于 ehchache 本地缓存的问题
    Java  •  wen4034  •  Jan 23, 2018  •  Lastly replied by evanrang
    1
    Brucepac 实在忍不住吐槽,第一次碰到这么奇葩的事!
    职场话题  •  Brucepac  •  Aug 21, 2017  •  Lastly replied by Brucepac
    68
    raighne Java 如何如何解析[{json 数据},{json 数据},{json 数据}]
    Android  •  raighne  •  Apr 6, 2017  •  Lastly replied by xgfan
    1
    fxkkaka JavaScript 怎么清空数组?
    JavaScript  •  fxkkaka  •  Apr 21, 2017  •  Lastly replied by coderluan
    46
    Adia 如何优雅的找出 ArrayList 中的重复元素?
    Java  •  Adia  •  Jan 10, 2017  •  Lastly replied by mingl0280
    36
    andrewzhou java 求助
    问与答  •  andrewzhou  •  Nov 26, 2016  •  Lastly replied by georgema1982
    5
    motoon 第一次电话面试的糟糕经历,长记性了
    职场话题  •  motoon  •  Mar 25, 2016  •  Lastly replied by lucifer4he
    21
    dphdjy [填坑]xposed 注入 QQ 暴露 API
    奇思妙想  •  dphdjy  •  Mar 20, 2024  •  Lastly replied by eleba
    16
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