笔者的公司搭建了一个Nexus服务器,用来管理我们自己的项目Release构件和Site文档. 今天的问题是当用户访问一个Site里的PDF文件的时候,报错说“detected that the network has been closed.” 但是用右键点击,然后另存为,却每次都能成功下载下来.本来这几天公司的网络确实是不稳定,刚开始还真的以为是网络问题. 后来仔细观察了http请求后发现,每次报错后浏览器都还在不停的发送 http range 请求. 我们用的是Adbobe的PDF插件.…
截至自2017-08-11,支持现世已出的几乎所有PC端浏览器版本判断. 受支持的PC端浏览器列表: Edge IE Chrome Firefox Opera Safari QQ浏览器 360系列浏览器 使用IE内核的非主流浏览器 使用Chrome内核的非主流浏览器 使用混合内核的非主流浏览器 获取浏览器版本方法: function getBroswer(){ var sys = {}; var ua = navigator.userAgent.toLowerCase(); var s; (s…
https://4sysops.com/archives/ipv6-tutorial-part-5-address-types-and-global-unicast-addresses/ In my last post in the IPv6 series, you learned the IPv6 address syntax. Today, I will introduce the different types of IPv6 addresses. IPv6 address types T…
1.前言 lwIP正在加入IPv6,一个实验性的版本可以通过git下载,该版本实现了一个IPv4/IPv6的双协议栈.通过在lwipopts.h定义LWIP_IPV6可以使能IPv6 2.已实现的IPV6协议 IPv6 layer, parallel to IPv4 Support in TCP/UDP/RAW pcbs Support in Netconn API Support in Socket API ICMPv6 Neighbor Discovery Multicast Listene…
org.apache.rocketmq.remoting.exception.RemotingTooMuchRequestException: sendDefaultImpl call timeout at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.sendDefaultImpl(DefaultMQProducerImpl.java:588) at org.apache.rocketmq.client.impl.…
转:https://blog.skylined.nl/20160622001.html,June 22nd, 2016 In my previous blog post I wrote about magic values that were originally chosen to help mitigate exploitation of memory corruption flaws and how this mitigation could potentially be bypassed…