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How to convert a string from uppercase to lowercase in Bash? [duplicate]
I have been searching to find a way to convert a string value from upper case to lower case. All the search results show approaches of using tr command.
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Convert seconds to Hour:Minute:Second
I need to convert seconds to "Hour:Minute:Second".
27 Answers
27
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What is the method for converting radians to degrees?
...180
I guess if you wanted to make a function for this [in PHP]:
function convert($type, $num) {
if ($type == "rads") {
$result = $num*180/pi();
}
if ($type == "degs") {
$result = $num*pi()/180;
}
return $result;
}
Yes, that could probably be wr...
Convert a 1D array to a 2D array in numpy
I want to convert a 1-dimensional array into a 2-dimensional array by specifying the number of columns in the 2D array. Something that would work like this:
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Most efficient way to make the first character of a String lower case?
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From the doc for this method: "This normally means converting the first character from upper case to lower case, but in the (unusual) special case when there is more than one character and both the first and second characters are upper case, we leave it alone."
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Convert command line arguments into an array in Bash
How do I convert command-line arguments into a bash script array?
7 Answers
7
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How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
...expr != -1, only broken*
It works because JavaScript bitwise operations convert the operands to 32-bit signed integers in two's complement format. Thus !!~-1 is evaluated as follows:
-1 = 1111 1111 1111 1111 1111 1111 1111 1111b // two's complement representation of -1
~-1 = 0000 0000 0000 ...
Convert Elixir string to integer or float
I need to convert a string to a floating point value or an integer. There was no method such as,
8 Answers
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How to convert a LocalDate to an Instant?
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In a unit test I am writing, I have a LocalDate, that is converted to a com.google.protobuf.Timestamp and then mapped back to a LocalDate via an Instant, both ways. When using the approach the accepted answer suggests, I get the expected LocalDate in return, but using this approa...
Convert SVG to image (JPEG, PNG, etc.) in the browser
I want to convert SVG into bitmap images (like JPEG, PNG, etc.) through JavaScript.
9 Answers
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