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Reference: What is variable scope, which variables are accessible from where and what are “undefined
...:
$GLOBALS - All the global variables in the current script
$_SERVER - Information on the server and execution environment
$_GET - Values passed in the query string of the URL, regardless of the HTTP method used for the request
$_POST - Values passed in an HTTP POST request with application/x-www-...
Chrome extension: accessing localStorage in content script
...rome.storage API. It's better then localStorage because you can:
store information from your content script without the need for
message passing between content script and extension;
store your data as JavaScript objects without serializing them to JSON (localStorage only stores strings).
Here...
Benefits of inline functions in C++?
...vantages of using inline functions in C++? I see that it only increases performance for the code that the compiler outputs, but with today's optimized compilers, fast CPUs, huge memory etc. (not like in the 1980< where memory was scarce and everything had to fit in 100KB of memory) what advantages d...
What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...th access to execution. When you are done, just remove the lock. In script form this might look like:
#!/bin/bash
lockfile -r 0 /tmp/the.lock || exit 1
# Do stuff here
rm -f /tmp/the.lock
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What is a message pump?
... this back in .NET programs, the entry point of the UI thread of a Windows Forms or WPF program has the [STAThread] attribute. The apartment model for other threads is set by the Thread.SetApartmentState() method.
Large parts of Windows plumbing won't work correctly if the UI thread is not STA. N...
What's the fastest way to loop through an array in JavaScript?
...
After performing this test with most modern browsers:
https://jsben.ch/wY5fo
Currently, the fastest form of loop (and in my opinion the most syntactically obvious).
A standard for-loop with length caching
var i = 0, len = myArray....
How can I avoid Java code in JSP files, using JSP 2?
...iting business logic. Rather, JSP scriptlets are used if necessary to transform data (also called "value objects") returned from processing the client's requests into a proper client-ready format. Even then, this would be better done with a front controller servlet or a custom tag.
How to replac...
Where can I find and submit bug reports on Google's Chrome browser?
... listed. (Google Account Required)
Here's a direct link to the bug report form.
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nginx upload client_max_body_size issue
I'm running nginx/ruby-on-rails and I have a simple multipart form to upload files.
Everything works fine until I decide to restrict the maximum size of files I want uploaded.
To do that, I set the nginx client_max_body_size to 1m (1MB) and expect a HTTP 413 (Request Entity Too Large) status in...