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Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...dd命令的时候， windbg是先将argv转换成保存
# 数组指针的地址（就是0021fafc）—毕竟数组的指针也是需要地方保存的嘛。
# 而高亮显示的00081350才是保存argv数组内容的真实地址
dd argv
0021fafc 000d1b90 000d1c30 164b267e 00000000
0021fb0c 00...
Why does InetAddress.isReachable return false, when I can ping the IP address?
Why does isReachable return false ? I can ping the IP.
10 Answers
10
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Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...144
net.core.rmem_max = 16777216
net.core.wmem_max = 16777216
net.ipv4.tcp_rmem = 4096 4096 16777216
net.ipv4.tcp_wmem = 4096 4096 16777216
net.ipv4.tcp_mem = 786432 2097152 3145728
net.ipv4.tcp_max_syn_backlog = 16384
net.core.netdev_max_backlog = 20000
net.ipv4.tcp_fin_time...
Open Redis port for remote connections
...alls that might block the access.
Important: If you don't use a firewall (iptables, ufw..) to control who connects to the port in use, ANYONE can connect to this Redis instance. Without using Redis' AUTH that means anyone can access/change/delete your data. Be safe!
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How can I display an RTSP video stream in a web page?
I have an ip camera which provides a live RTSP video stream. I can use VLC media player to view the feed by providing it with the URL:
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Nginx Different Domains on Same IP
.... I tend to have one file per real domain. Each of which might contain multiple server blocks.
– aychedee
Jun 28 '13 at 15:19
5
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cpuid汇编指令 - C/C++ - 清泛网 - 专注C/C++及内核技术
...在EDX的bit8中返回，其余位无意义。
14、EAX=80000008h：虚拟地址和物理地址大小
mov eax, 80000008h
cpuid
执行CPUID指令后，物理地址的大小在EAX的bit[7:0]返回，虚拟地址的大小在EAX的bit[15:8]返回，返回的内容为虚拟（物理）地...
https URL with token parameter : how secure is it?
... it wouldn't be a proper page (no google analytics or other third party script).
– Flackou
Mar 13 '09 at 16:41
5
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SQL Server, convert a named instance to default instance?
...ing without using the instance name, and using only the server name and/or IP address, then you can do the following:
Open SQL Server Configuration Manager
Click SQL Server Network Configuration
Click Protocols for INSTANCENAME you want to make available (i.e. SQLExpress)
Right-click TCP/IP and cl...
How to safely upgrade an Amazon EC2 instance from t1.micro to large? [closed]
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IP address of new instance will be different. Am I right? So we need to change dns record ?
– gandil
May 5 '11 at 13:40
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