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Which $_SERVER variables are safe?
...hould be rejected by the web server and not cause the invocation of the script to begin with. Hence they can be considered reliable.
'HTTPS'
'REQUEST_TIME'
'REMOTE_ADDR' *
'REMOTE_HOST' *
'REMOTE_PORT' *
'SERVER_PROTOCOL'
'HTTP_HOST' †
'SERVER_NAME' †
'SCRIPT_FILENAME'
'SERVER_PORT' ‡
'SCRIP...
Chrome DevTools Devices does not detect device when plugged in
...ools for your platform. I'm using Windows, and the steps for me were:
-Unzip the download into c:\platform-tools (I just put it here for
convenience, you can choose a different location).
-Open command prompt (run as administrator) in folder, and run the
following command:
adb devices
(Th...
Django connection to PostgreSQL: “Peer authentication failed”
...ets. On the other hand, when the HOST is "localhost", it connects via TCP/IP to 127.0.0.1. Likely, your pg_hba.conf is set up to deny ordinary users from connecting through UNIX sockets but allows them over TCP/IP from localhost.
– Jim Garrison
May 1 '13 at 1...
What are sessions? How do they work?
...crypted and stored in a cookie. This greatly simplifies scaling out to multiple nodes as the servers don't need to 'remember' anything.
– Matt Harrison
Jan 30 '15 at 20:56
...
Change key pair for ec2 instance
...ts on boxes you've been connecting from.
– brandonscript
Apr 9 '14 at 6:38
22
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How to send data to local clipboard from a remote SSH session
Borderline ServerFault question, but I'm programming some shell scripts, so I'm trying here first :)
11 Answers
...
How can I sanitize user input with PHP?
...is a built-in FILTER_VALIDATE_EMAIL type
My own filter class (uses JavaScript to highlight faulty fields) can be initiated by either an ajax request or normal form post. (see the example below)
/**
* Pork.FormValidator
* Validates arrays or properties by setting up simple arrays.
* Not...
Detect iPad Mini in HTML5
Apple's iPad Mini is a smaller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success.
...
App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
...程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索
App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议
...
How are ssl certificates verified?
...ted certificate authority.
The certificate contains the domain name and/or ip address of the web server. Your web browser confirms with the certificate authority that the address listed in the certificate is the one to which it has an open connection.
Your web browser generates a shared symmetric k...