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How can I convert a std::string to int?
... a few solutions but none of them have worked yet. Looking at converting a string to an int and I don't mean ASCII codes.
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How to remove the last character from a string?
I want to remove the last character from a string. I've tried doing this:
32 Answers
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How to read a file into a variable in shell?
...t;"$FILE")"
printf "$S" | od -tx1
rm "$FILE"
POSIX workaround: append an extra char to the command expansion and remove it later:
S="$(cat $FILE; printf a)"
S="${S%a}"
printf "$S" | od -tx1
Outputs:
0000000 61 0a 0a
0000003
Almost POSIX workaround: ASCII encode. See below.
NUL character rem...
Why can't strings be mutable in Java and .NET?
Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
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Will strlen be calculated multiple times if used in a loop condition?
...i < n; ++i)
or possibly
for (int i = 0; ss[i]; ++i)
as long as the string isn't going to change length during the iteration. If it might, then you'll need to either call strlen() each time, or handle it through more complicated logic.
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Delete element in a slice
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@Tyguy7 from the spec: "For arrays or strings, the indices are in range if 0 <= low <= high <= len(a), otherwise they are out of range." Maybe in your case high < low; in that case you'll get the error. (golang.org/ref/spec#Slice_expressions)
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Reverse a string in Java
I have "Hello World" kept in a String variable named hi .
45 Answers
45
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Random string generation with upper case letters and digits
I want to generate a string of size N.
31 Answers
31
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How to create strings containing double quotes in Excel formulas?
How can I construct the following string in an Excel formula:
12 Answers
12
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How to get first character of a string in SQL?
...th of 6. Now want to take only the first char of that column. Is there any string function in SQL to do this?
8 Answers
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