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Is there any difference between a GUID and a UUID?

...ion being used as the definition of UUID. If you think that was confusing, read the ITU-T X.667 ISO/IEC 9834-8:2004 which is supposed to be aligned and fully technically compatible with RFC 4122. It has an extra sentence in Clause 11.2 that says, "All UUIDs conforming to this Recommendation | Inter...
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]

.../statistics"; my %stats = do { opendir +(my $dh), $dir; local @_ = readdir $dh; closedir $dh; map +($_, []), grep !/^\.\.?$/, @_; }; if (-t STDOUT) { while (1) { print "\033[H\033[J", run(); my ($time, $us) = gettimeofday(); my ($sec, $min, $hour) = local...
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Differences between utf8 and latin1

...SCII. Bin isn't an encoding. It's usually an option that you can give when reading a file, telling the IO functions to not apply any encoding, but instead just read the file byte by byte. – sepp2k May 17 '17 at 11:38 ...
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How do I get a value of datetime.today() in Python that is “timezone aware”?

... timezones. Working with local timezones can be very tricky (see "Further reading" links below), so you may rather want to use UTC throughout your application, especially for arithmetic operations like calculating the difference between two time points. You can get the current date/time like so: ...
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What is N-Tier architecture?

...n quite a few developer job postings recently that include a sentence that reads more or less like this: "Must have experience with N-Tier architecture", or "Must be able to develop N-Tier apps". ...
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TypeError: got multiple values for argument

I read the other threads that had to do with this error and it seems that my problem has an interesting distinct difference than all the posts I read so far, namely, all the other posts so far have the error in regards to either a user created class or a builtin system resource. I am experiencing th...
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Rails extending ActiveRecord::Base

I've done some reading about how to extend ActiveRecord:Base class so my models would have some special methods. What is the easy way to extend it (step by step tutorial)? ...
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What is (functional) reactive programming?

I've read the Wikipedia article on reactive programming . I've also read the small article on functional reactive programming . The descriptions are quite abstract. ...
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How do HttpOnly cookies work with AJAX requests?

...set without the HTTP only flag, if you want script to be able to modify or read these. You can pick and choose which cookies should be HTTP only, so for example anything non-sensitive like UI preferences (sort order, collapse left hand pane or not) can be shared in cookies with the scripts. I real...
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Execute a command line binary with Node.js

.... Remember that StackOverflow is building an archive of answers for people reading this in the future. – Al Sweigart Apr 15 '17 at 18:08 4 ...