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Connect to Amazon EC2 file directory using Filezilla and SFTP
...rameters:
Host: Your public DNS name of your EC2 instance, or the public IP address of the server.
Protocol: SFTP
Logon Type: Normal
User: From the docs: "For Amazon Linux, the default user name is ec2-user. For RHEL5, the user name is often root but might be ec2-user. For Ubuntu, the user n...
PHP Session Security
...']. This adds a small barrier to session hijacking. You can also check the IP address. But this causes problems for users that have changing IP address due to load balancing on multiple internet connections etc (which is the case in our environment here).
Lock down access to the sessions on the file...
Android系统级推送原理详解：为什么App被杀也能收到通知？ - App应用开发 -...
...送服务器的连接还在。收到消息后，系统会帮你在通知栏显示通知，同时如果微信进程还在就通过回调告知微信。
关键区别：
- App 自己的长连接 = App 被杀就断了
- 系统级长连接 = App 被杀不断，因为是系统进程在维护
三...
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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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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App Inventor 2 SemiCircleArc 扩展：高级自定义半圆进度条 · App Inventor 2 中文网
...持进度条、占位条和背景的渐变色。
双文本支持：同时显示百分比和自定义标签文字（例如”加载中…“）。
自定义字体：从素材或存储加载自定义字体（TTF/OTF）。
完全自定义：控制所有元素的颜色、大小、宽度和内边...
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...