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How can I negate the return-value of a process?
...ns:
!(p4 labels | grep GIT_TAG_ON_A_BRANCH)
to check that the given string is not printed by 'p4 labels'.
This is problematic, because according to POSIX:
"If the pipeline begins with the reserved word ! and command1 is a subshell command, the application shall ensure that the ( o...
Convert to binary and keep leading zeros in Python
...most compact and direct option.
If you are putting the result in a larger string, use an formatted string literal (3.6+) or use str.format() and put the second argument for the format() function after the colon of the placeholder {:..}:
>>> value = 14
>>> f'The produced output, i...
Parse JSON String into a Particular Object Prototype in JavaScript
I know how to parse a JSON String and turn it into a JavaScript Object.
You can use JSON.parse() in modern browsers (and IE9+).
...
Best way to strip punctuation from a string
...om an efficiency perspective, you're not going to beat
s.translate(None, string.punctuation)
For higher versions of Python use the following code:
s.translate(str.maketrans('', '', string.punctuation))
It's performing raw string operations in C with a lookup table - there's not much that will...
Create an array with same element repeated multiple times
...ate (05/11/2019):
Another way, without using fill or from, that works for string of any length:
Array.apply(null, Array(3)).map(_ => 'abc') // ['abc', 'abc', 'abc']
Same as above answer. Adding for sake of completeness.
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How to check if a string contains only digits in Java [duplicate]
In Java for String class there is a method called matches, how to use this method to check if my string is having only digits using regular expression. I tried with below examples, but both of them returned me false as result.
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“The given path's format is not supported.”
...ombine instead:
Path.Combine(str_uploadpath, fileName);
which returns a string.
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Swift - encode URL
If I encode a string like this:
17 Answers
17
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Python string class like StringBuilder in C#?
Is there some string class in Python like StringBuilder in C#?
8 Answers
8
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Swift - Split string over multiple lines
How could I split a string over multiple lines such as below?
15 Answers
15
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