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Mayank Agarwal has Published 373 Articles

Mayank Agarwal
635 Views
In this article, we will see how we can insert data into a table using NodeJS. Read the complete article to understand how we can save data into the database table.Before proceeding, please check the following steps are already executed −mkdir mysql-testcd mysql-testnpm init -ynpm install mysqlThe above steps are ... Read More

Mayank Agarwal
994 Views
JIMP, also known as JavaScript Image Manipulation Program, is an image processing library for Node written in JavaScript with no other dependency. It allows the user to easily manipulate the and transform the images into any required shape, format, dimnesion or style. It can also be used for optimizing images ... Read More

Mayank Agarwal
377 Views
Introduction to Async ensureSymlink()This method will ensure whether the symlink exists or not. It will create the directory structure if it does not exist.SyntaxcreateSymlink(srcPath, destPah[, type] [, callback])ParameterssrcPath – The source path of the file.destPath – Destination path of the file.type – This parameter is only available on Windows and ... Read More

Mayank Agarwal
393 Views
This method is used to ensure that a file exists at the given location by using a sync process. The response will only be given after the processing is completed. If the files that is ensured to be created is not present or the respective directories are not present, these ... Read More

Mayank Agarwal
238 Views
Introduction to Async ensureFile()This method is used to ensure that a file exists at the given location. If the files that is ensured to be created is not present or the respective directories are not present, these directories and files are created. If the file already exists, it is not ... Read More

Mayank Agarwal
323 Views
This method is used to empty a directory whether it is empty or not with a sync process. If the directory is not empty, it will remove all its contents and empty it. A new empty directory is created if the directory does not exist.SyntaxemptyDirSync(dir)Parametersdir – This is a string ... Read More

Mayank Agarwal
379 Views
Introduction to Async emptyDir()This method is used to empty a directory whether it is empty or not. If the directory is not empty it will remove all its contents and empty it. A new empty directory is created if the directory does not exist.SyntaxemptyDir(dir, [, callbacks])Parametersdir – This is a ... Read More

Mayank Agarwal
645 Views
You can delete an existing table from MySql Database using the "DROP TABLE" statement in Node. Sometimes, we need to delete the whole table, though in corporates it is always advised to archive the tables which are not in used instead of deleting them.While deleting a table, we have two ... Read More

Mayank Agarwal
537 Views
NodeJS is a JavaScript runtime environment that was built on top of Chrome's V8 engine. The traditional use of JavaScript is to be executed in browsers, but with Node.JS we can execute JavaScript other than browsers like servers, hardware devices, etc.process.cwd()The process object lies under the global object known as ... Read More

Mayank Agarwal
1K+ Views
Both the methods – console.log and process.stdout.write have a basic definition to write or print the statements on the console. But, there is a slight difference in the way they execute these tasks. Internally, console.log implements process.stdout.write which itself is a buffer stream that will be used to directly print ... Read More