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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 ...
How to implement if-else statement in XSLT?
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320
You have to reimplement it using <xsl:choose> tag:
<xsl:choose>
&l...
What exactly is Type Coercion in Javascript?
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answered Nov 11 '13 at 21:01
BarmarBarmar
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Determine command line working directory when running node bin script
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answered Sep 2 '12 at 20:55
Vadim BaryshevVadim Baryshev
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How Do I Make Glyphicons Bigger? (Change Size?)
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edited Jul 25 '14 at 17:02
answered Jul 25 '14 at 16:23
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What is difference between Collection.stream().forEach() and Collection.forEach()?
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294
For simple cases such as the one illustrated, they are mostly the same. However, there are a n...
How to test if string exists in file with Bash?
...s is 0 if selected lines are found and 1 otherwise. But the exit status is 2 if an error occurred, unless the -q or --quiet or --silent option is used and a selected line is found. Note, however, that POSIX only mandates, for programs such as grep, cmp, and diff, that the exit status in case of erro...
Accessing attributes from an AngularJS directive
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2 Answers
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Postgresql GROUP_CONCAT equivalent?
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239
This is probably a good starting point (version 8.4+ only):
SELECT id_field, array_agg(value_...