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How to find and return a duplicate value in array
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a = ["A", "B", "C", "B", "A"]
a.detect{ |e| a.count(e) > 1 }
I know this isn't very elegant answer, but I love it. It's beautiful one liner code. And works perfectly fine unless you need to process huge data set.
Looking for faster solution? Here you go!
def find_one_using_hash_map(arr...
Using fonts with Rails asset pipeline
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Well, the way it is now works for me. So either that line of code is not needed at all or the way to set this config depends on the Rails version (or something else). @Jim had already said that he had to remove the configs on step 2 so maybe we'...
Fastest Way to Find Distance Between Two Lat/Long Points
...s of Geometry data types in MyISAM table. As of Mysql 5.7.5, InnoDB tables now also support SPATIAL indices.
Create a SPATIAL index on these points
Use MBRContains() to find the values:
SELECT *
FROM table
WHERE MBRContains(LineFromText(CONCAT(
'('
, @lon + 10 / ( 111.1 / cos...
How to “comment-out” (add comment) in a batch/cmd?
...d to edit this file before running it! Check the instructions inside
ECHO Now press ctrl-c to interrupt execution or enter to continue
PAUSE
REM erase the section above once you have customised the file
python executed1.py
ECHO Skipping some stuff now
GOTO End
python skipped1.py
python skipped2.py
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Looping in a spiral
...wered Oct 12 '09 at 15:29
Tom J NowellTom J Nowell
8,0791616 gold badges5555 silver badges8888 bronze badges
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iterating over each character of a String in ruby 1.8.6 (each_char)
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I haven't looked into it until now, but after Googling a bit, apparently it is mistakenly listed in the 1.8.6 docs but isn't available until 1.8.7.
– Jeremy Ruten
Sep 28 '09 at 1:06
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What's the reason I can't create generic array types in Java?
...s) contain, at runtime, information about its component type. So you must know the component type when you create the array. Since you don't know what T is at runtime, you can't create the array.
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How do I Moq a method that has an optional argument in its signature without explicitly specifying i
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I believe your only choice right now is to explicitly include the bool parameter in the setup for Foo.
I don't think it defeats the purpose of specifying a default value. The default value is a convenience for calling code, but I think that you should be ex...
Uninstalling Android ADT
...out when im selecting those plugins. I've resorted to uninstalling eclipse now.
– jcfrei
Feb 1 '12 at 14:33
1
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Fastest way to serialize and deserialize .NET objects
... G'day Marc, love the protocol-buffers work you've done and I know this post is almost 5yrs old but the netserializer quoted in an answer here (Binoj) has metrics indicating your implementation isn't the fastest. Is that a fair statement/advertisement or is there a trade off? thanks
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