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How to optimize for-comprehensions and loops in Scala?
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Now, in 2014, I tested this again and for me performance is the following: java -> 0.3s; scala -> 3.6s; scala optimized -> 3.5s; scala functional -> 4s; Looks much better than 3 years ago, but... Still th...
How do I show a console output/window in a forms application?
...s that changing this mysterious Visual Studio setting does). Does anyone know how this works under the hood?
– uglycoyote
Aug 14 '18 at 22:45
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How do you move a file?
...is doesn't seem like it worked correctly. I'm afraid to commit it without knowing if this is the way it's supposed to work or not
– Joe Phillips
Jul 12 '11 at 21:44
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How to get C# Enum description from value? [duplicate]
...urn Enumerations.GetEnumDescription((Enum)(object)((TEnum)EnumValue));
}
now I can write:
MyEnum my = MyEnum.HereIsAnother;
string description = my.ToDescription();
System.Diagnostics.Debug.Print(description);
Note: replace "Enumerations" above with your class name
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What are the differences between Generics in C# and Java… and Templates in C++? [closed]
...s not an object, and there's no underlying virtual machine which needs to know about a Person class. There's no boxing or unboxing, and functions don't have to belong to classes, or indeed anything.
Because of this, the C++ compiler places no restrictions on what you can do with templates - basicall...
What does “hashable” mean in Python?
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if it has hash value now what is hash value. can you give some example
– user1755071
Jan 26 '13 at 9:56
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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 are the “standard unambiguous date” formats for string-to-date conversion in R?
...here a better solution than needing to specify the format?
Yes, there is now (ie in late 2016), thanks to anytime::anydate from the anytime package.
See the following for some examples from above:
R> anydate(c("01 Jan 2000", "01/01/2000", "2015/10/10"))
[1] "2000-01-01" "2000-01-01" "2015-10...
How can I make a div stick to the top of the screen once it's been scrolled to?
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your edit does indeed fill the needs of the question now but you still have a problem when the page scrolls back to the top again. you could after reaching the element scrollTop store it somewhere, and when the page hits that position again (when scrolling upwards) change the ...
How to use concerns in Rails 4
The default Rails 4 project generator now creates the directory "concerns" under controllers and models. I have found some explanations about how to use routing concerns, but nothing about controllers or models.
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