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Rails select helper - Default selected value, how?
... Here is the KEY: LOOK at your function (options_for_select() vs f.select. Remember these are different functions.
– FlyingV
Jan 29 '16 at 18:17
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Pass a local file in to URL in Java
...so, please be sure to make clear that you mean the implementations in "URI vs URL". Anway java.net.URL.toString() produces the same thing on Unix, as it must. It only displays one "/" which is very wrong (see file URI scheme). I guess this is in Java because of reasons, better use java.net.URI. It ...
Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
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reduce vs foldLeft
A big big difference, not mentioned in any other stackoverflow answer relating to this topic clearly, is that reduce should be given a commutative monoid, i.e. an operation that is both commutative and associativ...
Check if instance is of a type
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See details on MSDN: http://msdn.microsoft.com/en-us/library/scekt9xw(VS.80).aspx
Checks if an object is compatible with a given type. For example, it can be determined if an object is compatible with the string type like this:
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Remove first element from $@ in bash [duplicate]
...rms this should be the accepted answer, more readable and not destructive (vs shift)
– user1075613
Apr 3 '17 at 20:17
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Add number of days to a date
...but, depending upon your needs, you are probably better off using DateTime vs. StrToTime if you dealing with calendar days.
– JJ Rohrer
Jul 23 '14 at 16:04
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How to add double quotes to a string that is inside a variable?
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Nope doesn't work asp.net, c# vs2013 no matter how i code if you look and the page source " and ' are always displayed. I'm using `Attributes.Add(...'
– djack109
May 18 '16 at 17:49
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...critical section is slowing down ostringstream::write by a factor of three vs the underlying stringbuf::sputn call.
Looking at beldaz's profiler data on newlib, it seems clear that gcc's sentry doesn't do anything crazy like this. ostringstream::write under gcc only takes about 50% longer than str...
When to Redis? When to MongoDB? [closed]
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community wiki
5 revs, 4 users 77%Shekhar
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How do I get the day of week given a date?
...nday, Python starts with 0 = Monday. Something that I ran into, front-end vs back-end..
– radtek
Jun 9 '14 at 15:39
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