string Archives - Page 4 of 7

Replacing some characters in a string with another character

I have a string like AxxBCyyyDEFzzLMN and I want to replace all the occurrences of x, y, and z with _. How can ...

May 10, 2022
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Escape a string for a sed replace pattern

In my bash script I have an external (received from user) string, which I should use in sed pattern. REPLACE="<funny characters here>" sed ...

May 10, 2022
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How do I concatenate strings?

How do I concatenate the following combinations of types: str and str String and str String and String 8 Answers 8

May 9, 2022
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How to search a string in multiple files and return the names of files in Powershell?

I have started learning powershell a couple of days ago, and I couldn’t find anything on google that does what I need so ...

May 9, 2022
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What is the best way to test for an empty string in Go?

Which method is best (most idomatic) for testing non-empty strings (in Go)? if len(mystring) > 0 { } Or: if mystring != "" ...

May 9, 2022
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Replace whole line containing a string using Sed

I have a text file which has a particular line something like sometext sometext sometext TEXT_TO_BE_REPLACED sometext sometext sometext I need to replace ...

May 8, 2022
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How to generate a random string of a fixed length in Go?

I want a random string of characters only (uppercase or lowercase), no numbers, in Go. What is the fastest and simplest way to ...

May 8, 2022
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How to test if string exists in file with Bash?

I have a file that contains directory names: my_list.txt : /tmp /var/tmp I’d like to check in Bash before I’ll add a directory ...

May 8, 2022
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Does swift have a trim method on String?

Does swift have a trim method on String? For example: let result = " abc ".trim() // result == "abc" 16 Answers 16

May 7, 2022
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Reading a file line by line in Go

I’m unable to find file.ReadLine function in Go. How does one read a file line by line? 12 Answers 12 Answer recommended by ...

May 5, 2022
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