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while (1) Vs. for (;;) Is there a speed difference?
...op vK/2 ->a
3 <{> enterloop(next->8 last->9 redo->4) v ->4
- <@> lineseq vK ->9
4 <;> nextstate(main 1 -e:1) v ->5
7 <@> print vK ->8
5 <0> pushmark s ->6
6 <$> const[PV "foo\n"...
how to concatenate two dictionaries to create a new one in Python? [duplicate]
...items and call dict on the resulting list:
$ python -mtimeit -s'd1={1:2,3:4}; d2={5:6,7:9}; d3={10:8,13:22}' \
'd4 = dict(d1.items() + d2.items() + d3.items())'
100000 loops, best of 3: 4.93 usec per loop
Fastest: exploit the dict constructor to the hilt, then one update:
$ python -mtimeit -s'd1...
What is the optimal algorithm for the game 2048?
I have recently stumbled upon the game 2048 . You merge similar tiles by moving them in any of the four directions to make "bigger" tiles. After each move, a new tile appears at random empty position with a value of either 2 or 4 . The game terminates when all the boxes are filled and there are ...
What's the “big idea” behind compojure routes?
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Compojure explained (to some degree)
NB. I am working with Compojure 0.4.1 (here's the 0.4.1 release commit on GitHub).
Why?
At the very top of compojure/core.clj, there's this helpful summary of Compojure's purpose:
A concise syntax for generating Ring handlers.
On a superficial level, ...
UTF-8, UTF-16, and UTF-32
...2 bytes for most characters.
UTF-32 will cover all possible characters in 4 bytes. This makes it pretty bloated. I can't think of any advantage to using it.
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How to run JUnit test cases from the command line
...ptions>
Find a brief summary at https://stackoverflow.com/a/52373592/1431016 and full details at https://junit.org/junit5/docs/current/user-guide/#running-tests-console-launcher
For JUnit 4.X it's really:
java -cp .:/usr/share/java/junit.jar org.junit.runner.JUnitCore [test class name]
But ...
How to split a string in shell and get the last field
Suppose I have the string 1:2:3:4:5 and I want to get its last field ( 5 in this case). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
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How to change tab size on GitHub?
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Original answer
Is that possible to change this configuration to 2 or 4 spaces?
No. It's only available as part of the editing feature through the Ace editor and the change is not persisted.
This blog post gives some more information about the embedded IDE.
However, provided you know the ur...
C# Regex for Guid
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184
This one is quite simple and does not require a delegate as you say.
resultString = Regex.Repla...
LISTAGG in Oracle to return distinct values
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