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How to find difference between two Joda-Time DateTimes in minutes
...t does (as JodaTime has the concept of LocalTime), but I would suggest you test it and see. The question would be though, in which time zone would the resulting value be represented in?
– MadProgrammer
Apr 21 '16 at 1:24
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Current executing procedure name
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Can confirm, tested in Enterprise 2014 in 2008R2 compatibility mode with session-scoping (double ##)
– Elaskanator
May 16 '18 at 17:23
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How can I get a precise time, for example in milliseconds in Objective-C?
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@nevyn you just saved my internet speed test, ty! Damn I'm glad I read the comments before copy pasting code heh
– Albert Renshaw
Oct 31 '17 at 0:01
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How to serialize a lambda?
...rences. For example this code:
import java.io.Serializable;
public class Test {
static Object bar(String s) {
return "make serializable";
}
void m () {
SAM s1 = (SAM & Serializable) Test::bar;
SAM s2 = (SAM & Serializable) t -> "make serializable";
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Can two different strings generate the same MD5 hash code?
...o different strings can generate the same MD5 hash code.
Here is a simple test using very similar binary message in hex string:
$ echo '4dc968ff0ee35c209572d4777b721587d36fa7b21bdc56b74a3dc0783e7b9518afbfa200a8284bf36e8e4b55b35f427593d849676da0d1555d8360fb5f07fea2' | xxd -r -p | tee >/dev/null ...
Using a piano keyboard as a computer keyboard [closed]
... the other if and when you needed to. (Probably best to do a quick program testing sending keys [on its own, not by receiving them from MIDI] -- including special key sequences -- and then testing that with the software you want to control before you get too far down the path.)
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Regular expression: find spaces (tabs/space) but not newlines
How can I have a regular expression that tests for spaces or tabs but not newlines. I tried \s but found out that it tests for newlines too.
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What is the runtime performance cost of a Docker container?
... shown in the Redis latency results lower down).
They also ran latency tests on a few specific services, such as Redis. You can see that above 20 client threads, highest latency overhead goes Docker NAT, then KVM, then a rough tie between Docker host/native.
Just because it’s a really usef...
Rails.env vs RAILS_ENV
...nquirer:
Wrapping a string in this class gives
you a prettier way to test for
equality. The value returned by
Rails.env is wrapped in a
StringInquirer object so instead of
calling this:
Rails.env == "production"
you can call this:
Rails.env.production?
So they aren't exact...
Explanation of JSONB introduced by PostgreSQL
...since it has binary representation, why jsonb doesn't support this? UPDATE test SET data->'a' = 123 WHERE id = 1; from CREATE TABLE test(id SERIAL PRIMARY KEY, data JSONB);
– Kokizzu
Nov 28 '14 at 4:46
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