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What are WSGI and CGI in plain English?
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WSGI runs the Python interpreter on web server start, either as part of the web server process (embedded mode) or as a separate process (daemon mode), and loads the script into it. Each request results in a specific function in the script being called, with the request en...
Why should casting be avoided? [closed]
...) a fourth answer.
Since it's the one you didn't mention explicitly, I'll start with C. C casts have a number of problems. One is that they can do any of a number of different things. In some cases, the cast does nothing more than tell the compiler (in essence): "shut up, I know what I'm doing" -- ...
How do I iterate over an NSArray?
...oNSArray:(id)sender {
NSLog(@"doNSArray: %@", sender);
uint64_t startTime = mach_absolute_time();
float total = 0;
for(int i=0; i<numberOfItems; i++) {
total += [[nsArray objectAtIndex:i] floatValue];
}
[self displayResult:mach_absolute_time() - startTime];...
How to iterate over rows in a DataFrame in Pandas
..., and that it is worth investing time in exploring them. I'm not trying to start a war of iteration vs. vectorization, but I want new users to be informed when developing solutions to their problems with this library.
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What is NODE_ENV and how to use it in Express?
...er all other method handlers!
If you set NODE_ENV to production before you start your server, and then send a GET /error request to it, you should not see the text Forcing an error! in the console, and the response should not contain a stack trace in the HTML body (which origins from Express).
If, i...
What is the purpose of the EBP frame pointer register?
...s. And of course 64-bit ABIs have allowed frame-pointer omission from the start.
– Peter Cordes
Oct 4 '19 at 11:07
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What are the best practices for JavaScript error handling?
I'm looking to start making my JavaScript a bit more error proof, and I'm finding plenty of documentation on using try , catch , finally , and throw , but I'm not finding a ton of advice from experts on when and where to throw errors.
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asynchronous vs non-blocking
...hronous IO pattern used in .NET, are more convenient. You call a method to start an operation, and the framework calls you back when it's done. Even here, there are basic differences. Asynchronous Win32 sockets "marshal" their results onto a specific GUI thread by passing Window messages, whereas .N...
Angular directives - when and how to use compile, controller, pre-link and post-link [closed]
...phase and the link phase.
The compile phase
When the DOM is loaded Angular starts the compile phase, where it traverses the markup top-down, and calls compile on all directives. Graphically, we could express it like so:
It is perhaps important to mention that at this stage, the templates the compil...
How do I verify/check/test/validate my SSH passphrase?
...gorGanapolsky: No, it requires a running authentication agent. Modify your startup scripts or options to bring one up.
– Ignacio Vazquez-Abrams
Feb 12 '14 at 23:00
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