Determining the Size of Arrays in Perl Perl is a powerful scripting language known for its … Understanding Array Sizes in PerlRead more
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Handling Line Endings: Converting Between Windows and Unix Formats
Understanding Line Endings Different operating systems represent the end of a line in a text file … Handling Line Endings: Converting Between Windows and Unix FormatsRead more
Extracting and Printing Captured Groups with `sed` and Alternatives
Introduction In text processing, extracting specific patterns from strings is a common task. Tools like sed, … Extracting and Printing Captured Groups with `sed` and AlternativesRead more
Understanding URL Encoding with curl and Bash Scripting
Introduction URL encoding is a crucial aspect of web programming, ensuring that special characters are transmitted … Understanding URL Encoding with curl and Bash ScriptingRead more
Understanding and Fixing Locale Settings for Perl on Linux Systems
Introduction When working with Perl scripts, you may encounter a warning related to locale settings. This … Understanding and Fixing Locale Settings for Perl on Linux SystemsRead more
Understanding the Shebang: Invoking Interpreters in Unix Scripts
The Shebang: Giving Your Scripts a Voice When you write a script in a language like … Understanding the Shebang: Invoking Interpreters in Unix ScriptsRead more
Extracting Substrings with Regular Expressions
Regular expressions are a powerful tool for matching patterns in strings, and one common task is … Extracting Substrings with Regular ExpressionsRead more
Text Substitution with Command-Line Tools
Text Substitution with Command-Line Tools Often, when working with files on the command line, you’ll need … Text Substitution with Command-Line ToolsRead more
Converting Strings to Lowercase (and Uppercase) in Bash
Introduction In shell scripting, particularly with Bash, manipulating string cases is a common task. Whether you’re … Converting Strings to Lowercase (and Uppercase) in BashRead more