#of

typeof(self) 的作用

block对于其变量都会形成strongreference,对于self也会形成strongreference,而如果self本身对block也是strongreference的话,就会形成strongreference循环,造成内存泄露,为了防止这种情况发生,在block外部应该创建一个week(__block)re...
代码星球 ·2020-04-05

Microsoft Internet Explorer内存破坏漏洞(CVE-2013-5052)

漏洞版本:MicrosoftInternetExplorer6-11漏洞描述:BUGTRAQID:64126CVE(CAN)ID:CVE-2013-5052InternetExplorer是微软公司推出的一款网页浏览器。InternetExplorer6-11版本没有正确访问内存对象,在实现上存在远程代码执行漏洞,攻击...

WordPress Woopra Analytics插件‘ofc_upload_image.php’任意PHP代码执行漏洞

漏洞名称:WordPressWoopraAnalytics插件‘ofc_upload_image.php’任意PHP代码执行漏洞CNNVD编号:CNNVD-201310-195发布时间:2013-10-15更新时间:2013-10-15危害等级:  漏洞类型:输入验证威胁类型...

VC++ VS2010 error LNK1123 转换到 COFF 期间失败 怎么办

1无法输出Helloworld 2点击项目-属性,打开属性页 3配置属性-清单工具-输入和输出-嵌入清单改成否 4找出计算机中的所有cvtres.exe,删掉早期的,只留最新版的(下图中红色框出来的就是早期的,绿色的就是被留下的,看下修改时间就知道早晚了) 4如果还不能解决,则从以下网址下载WIN7的SP1补丁http...

locate home of running java application

jps[-lm]inmycase:[lenmom@Mi-1701bin]$jps-l5650sun.tools.jps.Jps20646org.apache.doris.broker.hdfs.BrokerBootstrap31814org.apache.flume.node.ApplicationandIwanato...
代码星球 ·2020-04-05

using kafkacat reset kafka offset

1.installkafkacatUbuntuapt-getinstallkafkacatCentOSinstalldeepenencyyuminstalllibrdkafka-develdownloadsourcefromgithubbuildsourceoncentos./configure<usual-co...

The usage of docker image wurstmeister/kafka

 Thedockerimage wurstmeister/kafkaisthemoststaredimageforkafkainhub.docker.com,buttheuseageisrare,so inthispost,Iwouldtakesometimetotalkabouttheu...
代码星球 ·2020-04-05

The authenticity of host 192.168.0.xxx can't be established

用ssh登录一个机器(换过ip地址),提示输入yes后,屏幕不断出现y,只有按ctrl+c结束 错误是:Theauthenticityofhost192.168.0.xxxcan'tbeestablished. 以前和同事碰到过这个问题,解决了,没有记录,这次又碰到了不知道怎么处理,还好有QQ聊天记...

LeetCode 191. Number of 1 Bits Question

题意:给你一个整数,计算该整数的二进制形式里有多少个“1”。比如6(110),就有2个“1”。 一开始我就把数字n不断右移,然后判定最右位是否为1,是就cnt++,否则就继续右移直到n为0。可是题目说了是无符号整数,所以给了2147483648,就WA了。因为j...

Memory leak by misusing Autofac

RecentlyI’vefoundoutthatwecaneasilycauseamemoryleaksinour.netapplicationbyimproperusageofthedependencyinjectioncontainerAutofac.Thecaseofthisproblemconcer...

Autofac ASP.NET Web API (Beta) Integration

WiththebetareleaseofASP.NETMVC4andtheASP.NETWebAPIbeingreleasedafewweeksago,IdecideditwasabouttimetohavealookatwhattheintegrationstorywouldlikeforAutofac.Thepac...

Autofac框架详解

  创建出来的对象需要从组件中来获取,组件的创建有如下4种(延续第一篇的Demo,仅仅变动所贴出的代码)方式:  1、类型创建RegisterType  AutoFac能够通过反射检查一个类型,选择一个合适的构造函数,创造这个对象的实例。主要通过RegisterType<T>()和RegisterType(...
代码星球 ·2020-04-05

Autofac log4net Integration Module

Whilethereisnospecificassemblyforlog4netsupport,youcaneasilyinject log4net.ILog valuesusingaverysmallcustommodule.Thismoduleisalsoagoodexampleofhowtou...

Autofac Property Injection and Method Injection

Whileconstructorparameterinjectionisthepreferredmethodofpassingvaluestoacomponentbeingconstructed,youcanalsousepropertyormethodinjectiontoprovidevalues.Property...

Lifecycle of an ASP.NET Web API Message

ASP.NETWebAPI,asweknownow,isaframeworkthathelpsbuildServicesoverHTTP.WebAPIwasintroducedasalightweightserviceframeworkkeepinginmindthemodernwebdevelopmentparadi...
代码星球 ·2020-04-05
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