Using self vs. $this in PHP
In PHP, both 'self' and '$this' are used to refer to class members, but they have different contexts and usages.
Using 'self'
What is 'self'?
'self' i...
Guide to Parsing JSON in Swift
In Swift, parsing JSON is a common task when working with web APIs or data fetched from the server.
JSON Structure
Before parsing JSON, it's essential...
Extracting filename and extension
To extract the filename and extension from a file path in Bash, you can use various string manipulation techniques.
Using parameter expansion
Paramete...
Using NestJS Logging Service
NestJS provides a built-in logging service that allows you to log messages at different levels of severity. It helps you track and understand the flow...
Concatenate Two Slices
In Go, you can concatenate two slices to create a new slice that contains elements from both original slices.
Using Append
The append() function in Go...
Checking Whether a String Contains a Substring
In JavaScript, you can easily check whether a string contains a substring using different methods and techniques.
Using String.includes()
The String.i...
Writing a Switch Statement in Ruby
In Ruby, a switch statement is achieved using the case statement. It allows you to compare the value of an expression against multiple conditions and...
Using `docker exec` command
To access a Docker container's shell, you can use the docker exec command, which allows you to run commands inside a running container.
Using docker e...
