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Convert to/from DateTime and Time in Ruby
...ew_offset, :gm)
end
def to_local_time
to_time(new_offset(DateTime.now.offset-offset), :local)
end
private
def to_time(dest, method)
#Convert a fraction of a day to a number of microseconds
usec = (dest.sec_fraction * 60 * 60 * 24 * (10**6)).to_i
Time.send(method, dest.yea...
Why is `std::move` named `std::move`?
...T>(t) would do). So readers of this code would naturally think:
I know how swap is supposed to work (copy to temporary and then exchange the values), but what is the purpose of those ugly casts?!
Note also that swap is really just a stand-in for all kinds of permutation-modifying algorithm...
Check string for palindrome
... will compare word[0] and word[4]. They're equal, so we increment i1 (it's now 1) and decrement i2 (it's now 3).
So we then compare the n's. They're equal, so we increment i1 (it's now 2) and decrement i2 (it's 2).
Now i1 and i2 are equal (they're both 2), so the condition for the while loop is no l...
How to integrate nodeJS + Socket.IO and PHP?
...age (represents a chat message), we broadcast it to every users connected. Now, the tricky part: client-side! That the part that took me most of the time, because I didn't know which script include to be able to run Socket.IO code without the nodeServer (because client page will be served by Apache)...
How to write the Fibonacci Sequence?
... + b
Display startNumber to endNumber only from Fib sequence.
Once you know how to generate Fibonacci Numbers you just have to cycle trough the numbers and check if they verify the given conditions.
Suppose now you wrote a f(n) that returns the n-th term of the Fibonacci Sequence (like the one w...
How do I get current date/time on the Windows command line in a suitable format for usage in a file/
Update: Now that it's 2016 I'd use PowerShell for this unless there's a really compelling backwards-compatible reason for it, particularly because of the regional settings issue with using date . See @npocmaka's https://stackoverflow.com/a/19799236/8479
...
In the shell, what does “ 2>&1 ” mean?
...file
Mon Jan 7 13:18:21 CET 2013
The file is overwritten each time, well now:
$ set -o noclobber
$ date > $testfile ; cat $testfile
bash: /tmp/testNoClobberDate-WW1xi9: cannot overwrite existing file
Mon Jan 7 13:18:21 CET 2013
$ date > $testfile ; cat $testfile
bash: /tmp/testNoClobberDa...
How do I create a simple 'Hello World' module in Magento?
...el. I might have time later for the model/template related topics, but for now, I don't. I will, however, briefly speak to your SQL question.
Magento uses an EAV database architecture. Whenever possible, try to use the model objects the system provides to get the information you need. I know it's a...
What are the alternatives now that the Google web search API has been deprecated? [closed]
...
Yes, Google Custom Search has now replaced the old Search API, but you can still use Google Custom Search to search the entire web, although the steps are not obvious from the Custom Search setup.
To create a Google Custom Search engine that searches th...
subtle differences between JavaScript and Lua [closed]
...me more differences:
Lua has native support for coroutines.
UPDATE: JS now contains the yield keyword inside generators, giving it support for coroutines.
Lua doesn't convert between types for any comparison operators. In JS, only === and !== don't type juggle.
Lua has an exponentiation operato...