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Extract substring using regexp in plain bash
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211
Using pure bash :
$ cat file.txt
US/Central - 10:26 PM (CST)
$ while read a b time x; do [[ $b...
How to capitalize the first character of each word in a string
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51 Answers
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Active
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How do I break out of a loop in Perl?
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edited Jan 5 '18 at 17:41
Alexander Roskamp
2766 bronze badges
answered Nov 19 '08 at 20:23
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A semantics for Bash scripts?
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107
A shell is an interface for the operating system. It is usually a more-or-less robust programm...
What is the relative performance difference of if/else versus switch statement in Java?
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111
That's micro optimization and premature optimization, which are evil. Rather worry about reada...
How to iterate over associative arrays in Bash
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591
The keys are accessed using an exclamation point: ${!array[@]}, the values are accessed using ${...
Tools for analyzing performance of a Haskell program
...learn Haskell (so currently I'm a completly beginner) I came over Problem 12 . I wrote this (naive) solution:
4 Answers
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How to reverse a string in Go?
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In Go1 rune is a builtin type.
func Reverse(s string) string {
runes := []rune(s)
for i, j := 0, len(runes)-1; i < j; i, j = i+1, j-1 {
runes[i], runes[j] = runes[j], runes[i]
}
return string(runes)
}
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How to pass JVM options from bootRun
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108
Original Answer (using Gradle 1.12 and Spring Boot 1.0.x):
The bootRun task of the Spring Boo...
How do I calculate the date six months from the current date using the datetime Python module?
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