Rohit Jhadav

How to read a file line-by-line into a list?

Reading a file line-by-line into a list in Python is a common task, especially when dealing with text data like logs, CSVs, or configuration files. Python makes this process very straightforward and efficient. The most Pythonic and memory-efficient way is using a context manager with the built-in open() function:with…

Python

Answered May 19, 2025 · 734 Views Read answer →

What exactly does a jar file contain?

A JAR (Java ARchive) file is essentially a compressed package that contains everything needed to run a Java program. If you've worked with Java applications, you've likely come across .jar files — but what exactly is inside one? At its core, a JAR file is built on the ZIP format, but it's specifically structured for…

Java

Answered May 6, 2025 · 1.4K Views Read answer →

JavaScript equivalent to printf/String.Format

In JavaScript, there isn't a built-in printf or String.Format function like in some other languages, but you can still achieve the same string formatting in a few easy ways. Here are some commonly used alternatives: Template Literals (ES6 and later): This is the most modern and readable way to format strings.const…

Java

Answered Apr 17, 2025 · 953 Views Read answer →

How do I convert javascript to html?

Just for the record, there technically is a way to convert JavaScript to HTML. I use inspect elements in Chrome and FireFox a lot, which is the first place I learned HTML. If you paste a JavaScript in the inspect element, it won't recognize it's function. I found a way around it. I taught myself everything I know…

Java

Answered Oct 14, 2022 · 1.4K Views Read answer →

How are tables normalized and what are 1NF, 2NF and 3NF ?

Consider a Guest house for working professionals, where a database is used to maintain the Tenant information. Below table shows data without normalization implemented. Tenant Name Gender Age Location Stay Food Service Add ons JAY &lt

SQL Server

Answered Dec 28, 2019 · 1.7K Views Read answer →

What do you understand by Components in Angular?

Components are the sub-set of directives, which is the most basic user interface building block of Angular application which forms a tree of the Angular components. It is defined by using @component decorator. The properties such as, template, selector, style of component specifies which meta-data is required to…

Python

Answered Dec 19, 2019 · 1.4K Views Read answer →

How many SSRS versions are available as of today?

SQL SERVER 2000: This was the first version launched with SQL SERVER to perform the reporting. But it has been included into product in 2004. SQL SERVER 2005: It was first time SSRS comes with the SQL SERVER installation. SQL SERVER 2008 R2: This was released in April 2010. This was by far the most stable version till…

SQL Server

Answered Nov 22, 2019 · 1.6K Views Read answer →