Perl-(20-Managing-Processes-740X296

Learn about Managing Processes in Perl Programming

From your Perl code, you can manage programs running on your machine, including the Perl program itself. In this article, we will learn how...
Perl-One

Learn about One Liners in Perl Programming

A One-Liner is a very short program that fits within one-line, and could do a job, usually done by longer programs. In this context,...
Perl-18

Learn to Use grep Command in Perl Programming

How can we make Perl emulate the job of grep command-line tool in UNIX and Linux? To solve the problem, we need first to know...
Perl-(17)-Pattern-Matching-(2)-740X296

Learn about Pattern Matching using Regular Expressions in Perl

Using Single-Character Constructs In the last article, we have learned how to use the simple (literal) patterns. A pattern like /Ahmed/ will match only strings...
Perl-(16)---Pattern-Matching-(1)-740X296

Learn to use Simple Patterns in Perl Programming

If you remember, I told you in the beginning of this series that Perl stands for Practical Extraction and Reporting Language. Okay, let’s understand...
Perl-(15)-Hashes-740X296

Learn about Hashes in Perl Programming

Perl supports three main types of variables: Scalars, Arrays, and Hashes. We have already talked about the first two types: Scalars, and Arrays. Now,...
Perl-n

Learn more about Input and Output Operations in Perl Programming

Writing to File Example We will be continuing what we started in the previous article. In this example, we are going to write a script that...
Perl

Learn Input and Output Operations in Perl Programming

Without being able to read dynamic inputs from the user, or to provide the processing results as output either to the screen or to...
Perl-(12) - Subroutines 740X296

Learn about Subroutines in Perl Programming

What are Subroutines? Subroutines (usually known as Functions in some other programming languages) are named blocks of code that achieve something, and are invoked (called)...
Perl (11) - Command Line Arguments 740X296

Learn to Use Command Line Arguments in Perl Programming

Command-Line arguments are inputs to the program, provided by the user on program execution. Using Command-Line Arguments is the subject of today's article. So,...
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Kotlin & Spring

Beginners Guide To Couchbase With Kotlin & Spring

Couchbase server is an open source, multi-model NoSQL document-oriented database. Perhaps, it won’t be wrong to say that it is a merger of two popular NoSQL technologies: ...
Java Stream Collectors

Functionality and Uses Of Java Stream Collectors

With Java 8, we were introduced to a new abstraction called Stream, using which we can process data in a declarative manner. This, when...
Java Collections Framework

Introduction to Java Collections Framework

In the earliest JAVA versions (before JAVA 2), there was support for collection objects such as Dictionary, Properties, Stack, and Vector. These Java classes...