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Loop through a date range with JavaScript
...te without the new constructor just gives you a Date string which you then convert to a Date object anyway?
– tatlar
Sep 10 '14 at 17:52
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Specifying a custom DateTime format when serializing with Json.Net
...t modify the global settings, then the next best thing is to apply the JsonConverter attribute on an as-needed basis, as you suggested. It turns out Json.Net already has a built-in IsoDateTimeConverter that lets you specify the date format. Unfortunately, you can't set the format via the JsonConve...
In Java, what does NaN mean?
...oint number.
A conversion will result in this value, when the value being converted is something else, for example when converting a string that does not represent a number.
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How do you remove duplicates from a list whilst preserving order?
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Converting to some custom kind of dict just to take keys? Just another crutch.
– Nakilon
Jun 14 '13 at 13:40
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How do you redirect to a page using the POST verb?
...is isn't going to work, but then you should ask why you would be trying to convert that regardless, since it seems odd to me.
Hope that helps.
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Match linebreaks - \n or \r\n?
...ex seems to have identified which line ending style you used first, and it converts all additional line endings entered to that style.
I used Notepad++ to paste sample text in Unix and Windows format into Debuggex, and whichever I pasted first is what that session of Debuggex stuck with.
So, you s...
Double exclamation points? [duplicate]
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This converts a value to a boolean and ensures a boolean type.
"foo" // Evaluates to "foo".
!"foo" // Evaluates to false.
!!"foo" // Evaluates to true.
If foo.bar is passed through, then it may not be 0 but some oth...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...readers of this answer will want. For a heatmap, though, you would need to convert this to a true matrix.
library(tidyr)
pivot_wider(tmp, names_from = y, values_from = z)
## # A tibble: 2 x 4
## x a b c
## <fct> <dbl> <dbl> <dbl>
## 1 x 1 2 3
##...
How to change default timezone for Active Record in Rails?
...t config.active_record.default_timezone can take only two values
:local (converts to the timezone defined in config.time_zone)
:utc (converts to UTC)
Here's how you can find all available timezones
rake time:zones:all
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A variable modified inside a while loop is not remembered
...=0;i<${#arr[*]};++i)) { line=${arr[i]};
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}
Variable $lines can be converted to an array without starting a new sub-shell. The characters \ and n has to be converted to some character (e.g. a real new line character) and use the IFS (Internal Field Separator) variable to split the string int...