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If you need to count how many files are in a directory on Linux, then you can use a combination of the ls command to list all the files, and the wc command to count how many lines are printed:

How to Read a File Line by Line in Java

July 19, 2022

Java

If you need to read a file line by line in Java, then you can use one of the following three (3) options.

How can I clear or empty a StringBuilder

July 18, 2022

Java

You can use Java’s StringBuilder to create and manipulate Strings as follows:

How to Approve a SageMaker model in AWS CLI

July 17, 2022

Aws , CLI

Sometimes you will need to manually approve a SageMaker model package from the AWS CLI.

How to Assume Role across Accounts in AWS

July 16, 2022

If you need to assume role between AWS accounts, or allow an account to assume a role and use resources in another AWS account, then you need to create a role and attach the following policy.

How to Style an Element using Javascript

July 15, 2022

Css , HTML , Javascript

If you need to style an element using Javascript then you can use the style object to support all your CSS needs.

How to Wait 1 Second in Javascript

July 14, 2022

Javascript

If you need your Javascript code to wait one (1) second (or more) while executing, then there are a couple of ways to achieve this.

How to use forEach method in Javascript

July 13, 2022

Javascript

Arrays come with a useful forEach function that allows you to loop through the array.

How to Remove an Element from an Array in Javascript

July 12, 2022

Javascript

If you need to remove an element from an array in Javascript, then you can use one of the following five (5) options:

How to get the Alphabet as Array in Javascript

July 11, 2022

Javascript

If you need to get an array of alphabetical letters in Javascript then you can use one of the following:

The Power of Two (2) Table

July 10, 2022

Maths

With the Power of Two, you can ask the following:

How to get the Screen Width in Javascript

July 9, 2022

Javascript

Javascript gives a few options to determine the screen width.

How to Read a File in Rust

July 8, 2022

Rust

If you need to read a file in Rust, then you can use the fs package from the standard library:

How to Convert Array to String in Java

July 7, 2022

Java

If you need to convert an array to a string in Java, then you could look at a solution like this:

How to Join Two Strings Together in Golang

July 6, 2022

If you need to join two (2) strings together in Golang, you can do the following, using the + concatenation operator:

How to Recursively Delete all Files in an AWS S3 Bucket

July 5, 2022

Aws , CLI

If you need to recursively delete all files in an AWS S3 bucket, then you can do the following:

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