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Rails.env vs RAILS_ENV
I see both in examples when checking what env one is running in. What's preferred? Are they, for all intents and purposes equal?
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Stretch child div height to fill parent that has dynamic height
...if you use display: -ms-grid to avoid some flexbugs, as long you only have one child.
– ShortFuse
Feb 14 '19 at 22:20
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How can I make Array.Contains case-insensitive on a string array?
...t" comment. It's already made clear in the answer that you should pick the one that works for you in the current situation.
– Mehrdad Afshari
Jul 25 '11 at 21:09
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Redefining NULL
...e to do now is make major changes to your compiler, and hey presto you're done :)
As a side note, it may be possible to implement these changes with a source code transformation stage before the compiler proper. That is, instead of the normal flow of preprocessor -> compiler -> assembler ->...
Send message to specific client with socket.io and node.js
...stener and remove them in the disconnect listener.
I would use the latter one, since depending on your application you might want to have more state on the clients anyway, so something like clients[id] = {conn: clientConnect, data: {...}} might do the job.
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Cross compile Go on OSX?
...d runs only that call in a custom environment and 'resets' it after it is done. For example run export GOOS=windows, then the command with or without the env and echo $GOOS afterwards. With the env the GOOS was not changed.
– leondepeon
Jun 13 '16 at 9:17
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Remap values in pandas column with a dict
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Adding to this question if you ever have more than one columns to remap in a data dataframe:
def remap(data,dict_labels):
"""
This function take in a dictionnary of labels : dict_labels
and replace the values (previously labelencode) into the string.
ex: di...
Null or default comparison of generic argument in C#
...default(T))
To do comparisons with the "==" operator you will need to use one of these methods:
If all cases of T derive from a known base class you can let the compiler know using generic type restrictions.
public void MyMethod<T>(T myArgument) where T : MyBase
The compiler then recognizes ...
Platform independent size_t Format specifiers in c?
...ed to different variable types on different architectures. For example, on one machine (64-bit) the following code does not throw any warnings:
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Why is $$ returning the same id as the parent process?
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@AlexanderMills Well, yes; $ alone is not a parameter expansion. The man page is referring to the name of the special parameter, which is $; it's not claiming that $ alone expands.
– chepner
May 31 '19 at 20:55
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