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How do I insert datetime value into a SQLite database?
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How does one order by date with such strings?
– IgorGanapolsky
Jul 30 '13 at 16:28
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Concatenate multiple result rows of one column into one, group by another column [duplicate]
...cter, "char"), and some other types.
As isapir commented, you can add an ORDER BY clause in the aggregate call to get a sorted list - should you need that. Like:
SELECT movie, string_agg(actor, ', ' ORDER BY actor) AS actor_list
FROM tbl
GROUP BY 1;
But it's typically faster to sort rows in a...
JRuby on Rails vs. Ruby on Rails, what's difference?
...es mentions allowed me to do multithreading, which, while tricky, unlocked orders of magnitude performance benefits.
A very large Ruby on Rails app ported and ran in an hour, gems and all. The only actual glitch was that Java's regexes are slightly different than Ruby's. That's a monumental achiev...
How does the Brainfuck Hello World actually work?
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Zeroes are offset. 82 is first and c5 is second byte representing ł (in order we will read them). |..| is graphical representation which is not possible in this case.
Well, if you pass ł as input to your BF program that reads single byte, program memory will look like:
...[0][0][*197*][0][0].....
What blocks Ruby, Python to get Javascript V8 speed? [closed]
...that could be a computer, a phone, or a toaster. It HAS to be efficient in order to run under these conditions effectively.
Python and Ruby are run in an environment controlled by the developer/deployer. A beefy server or desktop system generally where the limiting factor will be things like memory...
Should import statements always be at the top of a module?
...ependencies. A vital object class may be imported into several modules. In order for this object to perform its own tasks, it may need to reach out to one or more of those modules. There are ways to avoid it, such as sending data to the object through function args, to allow it to access the other m...
What do
...re saying that A can be implicitly converted to String. If you changed the order and made the implicit argument be of type String =:= A, it wouldn't work, because this would be an implicit conversion from String to A.
– Tom Crockett
Aug 8 '10 at 9:34
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How to change the docker image installation directory?
...ou would set the value of the data-root parameter to your custom path, in /etc/docker/daemon.json
(according to https://docs.docker.com/engine/reference/commandline/dockerd/#daemon-configuration-file).
With older versions, you can change Docker's storage base directory (where container and images g...
What is meant by Resource Acquisition is Initialization (RAII)?
...cquired by invoking their constructors and released implicitly (in reverse order of acquiring) by invoking their destructors.
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How to implement the factory method pattern in C++ correctly
...want is for everything to be obligatorily explicit, use C; the tradeoff is orders of magnitude less problems. I think it is unfair you vote down a good recommendation.
– TheCppZoo
Jun 12 '15 at 23:47
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