ARC 与 GC 区别 http://my.oschina.net/u/566401/blog/109020 the short and sweet answer is as follow: 1.GC of java is Runtime, while ARC is compile time. 2.GC has reference to the objects at runtime and check for the dependencies of object runtime. While ARC appends the release, retain, autorelease calls at compiletime. **更多链接: ** 1.http://stackoverflow.com/questions/6385212/how-does-the-new-automatic-reference-counting-mechanism-work 2.http://stackoverflow.com/questions/7900167/objective-c-2-0-garbage-collector-vs-automatic-reference-counter-in-iOS-5-sdk 3.http://longweekendmobile.com/2011/09/07/objc-automatic-reference-counting-in-xcode-explained/

‘JAVA JIT Compiler(Just-in-timeCompiler) 即时编译’ JIT Compiler(Just-in-timeCompiler) 即时编译 最早的Java建置方案是由一套转译程式 (interpreter) ,将每个Java指令都转译成对等的微处理器指令,并根据转译后

协程, Coroutine 协程别名: 微线程，纤程。英文:Coroutine, Green threads, fibers 传统编程语言中子程序或者函数是层级调用的,函数可以调用其它函数, 调用者需要等

Conway’s law, 康威定律 康威 (梅尔·康威）定律 任何组织在设计一套系统 (广义概念上的系统）时，所交付的设计方案在结构上都与该组织的沟通结构保持一致。 https://www.cnblogs.com/ghj1976/p/5703462.html 康威

安卓线刷升级, flash factory image for android download factory image from https://developers.google.com/android/nexus/images https://developer.android.com/preview/get https://developers.google.com/android/images https://developer.android.com/about/versions/12/download 1 2 3 4 5 6 wget https://dl.google.com/dl/android/aosp/angler-opr6.170623.013-factory-a63b2f21.zip #edit flash-all.sh and remove the -w command for linux https://wiki.archlinux.org/index.php/android#Detect_the_device 开发者模式 … unlock 开发者模式>oem unlock adb reboot bootloader fastboot flashing unlock # 按方向键切

安卓查看WIFI密码 打开Root Exploere,进入data/misc/wifi/wpa_supplicant.conf

抽奖概率-三种算法 http://www.cnblogs.com/younggun/p/3249772.html 一、逢"几"中奖 逢"几"中奖,即通过预估抽奖人数和奖品数来判断,“几

BeanFactory, ApplicationContext http://blog.csdn.net/liaomin416100569/article/details/4924183 org.springframework.beans.factory.BeanFactory 是Spring IoC容器的实际代表者, IoC容器负责容纳此前所描述的bean,并对bean进行管理。 在Spring中,BeanFac

java vs javaw vs javaws http://javapapers.com/core-java/java-vs-javaw-vs-javaws/ This article gives an awareness tip. Do you know the difference between java, javaw and javaws tools. All these three are java application launchers. We know well about java.exe which we use quite often. Our command line friend, mostly we use it for convenience to execute small java programs. javaw is rare for us. Sometimes we have seen that in running application list in

JaveEE http://www.iteye.com/topic/153734 1.MVC的各个部分都有那些技术来实现?如何实现? 答: MVC是Model－View－Controller的简写。“Model

JSR303 http://blog.csdn.net/caihaijiang/article/details/7463514 JSR 303 – Bean Validation 是一个数据验证的规范。 在任何时候,当你要处理一个应用程序的业务逻辑时,必须要考虑数据校验,确保输入进来的数据从语 义上来讲是正确

Fragment和Activity的交互 http://www.cnblogs.com/mengdd/archive/2013/01/11/2856374.html 一个Fragment的实例总是和包含它的Activity直接相关。 fragment可以通过getA

SSH 端口转发, ssh port forward 端口转发, ssh port forward 比如在一台远程主机上运行着 Grafana: 192.168.50.100:32178, 但是 192.168.50.100 只对 192.168.50.50 开放了 22 端口, 我想从 192.168.50.50 访问 192.168.50.100 的 Grafana 就可以用 ssh 的端口转发 1 2 3 4 5 6

centos6 默认安装系统盘是 LVM 静态ip 1 2 3 4 5 6 7 ifconfig vi /etc/sysconfig/network-scripts/ifcfg-eth0 ONBOOT=no > ONBOOT=yes service network restart https://segmentfault.com/a/1190000005932003

affect, influence 与 impact 的区别 http://blog.sina.com.cn/s/blog_90bb205c0101ceza.html (2013-02-26 15:47:23) 转载▼ 标签: affect influence impact 分类: 词汇学习 affect 作主语通常是物而不是人,指一物对另一物产生的消极影响。 The tax increases have affected us all. 加税已经影响了我们

sqlite command 在列模式下，每条记录在一个单独地行中以数据列对齐的方式显示。列如: sqlite> .mode column 显示 列名.header on 查出所有的表: select name from sqlite_master where type='table’ order by name; 通过以下

golang bufio bufio 对 io 进行了包装, 提供了缓冲. bufio包实现了有缓冲的I/O。它包装一个io.Reader或io.Writer接口对象，创建另一个也实

httpcomponent, httpclient proxy setting http://www.jianshu.com/p/f38a62efaa96 1 2 3 4 5 6 7 8 9 HttpHost proxy = new HttpHost("localhost",8888); CloseableHttpClient httpclient = HttpClients.custom() .setDefaultRequestConfig(RequestConfig.custom() .setProxy(proxy).build()).build();

zookeeper [16/11/21 03:20:30:030 CST] main-SendThread(192.168.50.100:2181) WARN zookeeper.ClientCnxn: Session 0x0 for server 192.168.50.100/:2181, unexpected error, closing socket connection and attempting reconnect 检查zookeeper包版本和连接的服务端版本，有可能是版本不一致 https://blog.csdn.net/richie696/article/details/112910751 向 zookeeper 发送 stat 命令 查询 zookeep

thread join thread join 之后,主线程的状态是waiting 一、在研究join的用法之前,先明确两件事情。 1.join方法定义在Thread类中,则调用者必须