--- title: "Shivendra sonkar (@shivendrasonkar) | Hashnode" description: "Shivendra sonkar (@shivendrasonkar) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@shivendrasonkar" --- @shivendrasonkar # Shivendra sonkar @shivendrasonkar · Joined January 2025 ### [Self-Hosting Judge0 on Windows: A Step-by-Step Guide](https://shivendra-sonkar.hashnode.dev/self-hosting-judge0-on-windows-a-step-by-step-guide?utm_source=hashnode&utm_medium=feed) What is Judge0? Judge0 is an open-source project that allows you to execute code online using the Judge0 API. You can set test cases for the code, so when Judge0 executes it, those test cases will be tested as well. In case of any compiler error or t... 3 min read · [shivendra-sonkar.hashnode.dev](https://shivendra-sonkar.hashnode.dev/self-hosting-judge0-on-windows-a-step-by-step-guide?utm_source=hashnode&utm_medium=feed) [May 4, 2025](https://hashnode.com/posts/self-hosting-judge0-on-windows-a-step-by-step-guide/681746eee642808dcab6556b) ### [JavaScript Objects Explained: Their Importance and Use.](https://shivendra-sonkar.hashnode.dev/javascript-objects-explained-their-importance-and-use?utm_source=hashnode&utm_medium=feed) What is Object? Object is datatype of JS, and we can store string, integer, Boolean, array, object and many more thing we can store. and object is a complex data structure that allows you to store collections of data and more complex entities. Before... 5 min read · [shivendra-sonkar.hashnode.dev](https://shivendra-sonkar.hashnode.dev/javascript-objects-explained-their-importance-and-use?utm_source=hashnode&utm_medium=feed) [Feb 11, 2025](https://hashnode.com/posts/javascript-objects-explained-their-importance-and-use/67aaef2507ae44b963c857d8) ### [Array-mazing JavaScript Tricks: Functions That'll Make You Go Wow!](https://shivendra-sonkar.hashnode.dev/array-mazing-javascript-tricks-functions-thatll-make-you-go-wow?utm_source=hashnode&utm_medium=feed) Introduction In the JavaScript array is nothing but an object and that grows dynamically means when you push or delete the element from array JS engine will automatically handle. initially when you create an array by default size will be zero and as ... 5 min read · [shivendra-sonkar.hashnode.dev](https://shivendra-sonkar.hashnode.dev/array-mazing-javascript-tricks-functions-thatll-make-you-go-wow?utm_source=hashnode&utm_medium=feed) [Feb 5, 2025](https://hashnode.com/posts/array-mazing-javascript-tricks-functions-thatll-make-you-go-wow/67a30a993f8ccdf2ff4ff0c7) ### [Flex Box and most used methods](https://shivendra-sonkar.hashnode.dev/flex-box-and-most-used-methods?utm_source=hashnode&utm_medium=feed) Table of Contents -: Flex Box Introduction Most used method 1-: flex-direction 2-: flex-wrap Coming soon Flex Box -: Flex box works in 1D(Dimensonal) and when we are defining display: flex; basically, we are creating container and that is c... 2 min read · [shivendra-sonkar.hashnode.dev](https://shivendra-sonkar.hashnode.dev/flex-box-and-most-used-methods?utm_source=hashnode&utm_medium=feed) [Jan 28, 2025](https://hashnode.com/posts/flex-box-and-most-used-methods/679867fa11fb238df6b22cac) ### [Text To PDF conversion using AWS Lambda and S3 using java](https://shivendra-sonkar.hashnode.dev/text-to-pdf-conversion-using-aws-lambda-and-s3-using-java?utm_source=hashnode&utm_medium=feed) Prerequisites -: AWS Account Medium Knowlege of java and maven IDE (I am using VS Code) Basic understanding of AWS Flow Diagram -: Before we go in coding, first We will create s3 bucket and lambda function once that done, we will go for java c... 6 min read · [shivendra-sonkar.hashnode.dev](https://shivendra-sonkar.hashnode.dev/text-to-pdf-conversion-using-aws-lambda-and-s3-using-java?utm_source=hashnode&utm_medium=feed) [Jan 14, 2025](https://hashnode.com/posts/text-to-pdf-conversion-using-aws-lambda-and-s3-using-java/6786b31e2352eb02580184f4)