Madeleine Hill

How do I do multiple CASE WHEN conditions using SQL Server 2008?

In SQL Server 2008, the CASE WHEN statement is very useful when you want to apply conditional logic directly within your SQL queries. It works like an IF-ELSE statement in programming, allowing you to return different values depending on certain conditions. You can use multiple CASE WHEN conditions to handle more…

SQL Server

Answered Sep 3, 2025 · 542 Views Read answer →

What is the purpose of functions beginning with an underscore "_", e.g., "_my_func()"?

In Python, functions that begin with an underscore (_) are typically used as a convention to indicate that they are intended for internal use only. While the language doesn't enforce this, it serves as a signal to developers that the function is not meant to be accessed or used directly by external code. Purpose of…

Java

Answered May 13, 2025 · 595 Views Read answer →

How can I implement the fraction class java?

General notes about formatting Your indentation isn't very good. Also, it's usually a good idea to have space between comparator/equal sign and their operand (compute(a) != 0 instead of compute(a)!=0). You also want to have a space after commas to make the parameters more readable. Any decent IDE has a code formatter…

Java

Answered Oct 11, 2022 · 1.2K Views Read answer →

What should be done in the case of a java keylistener not working?

Just figured out my problem regarding the java keylistener not working. It turns out that OpenGL had auto-repeat enabled (which is the default on Windows), which was giving me the rapid on-off values. If anyone else has this problem, the solution is to add this code snippet before removing a key from an index:…

Java

Answered Oct 10, 2022 · 1.5K Views Read answer →

Explode (transpose?) multiple columns in Spark SQL table

SQL Server

Answered Mar 11, 2021 · 1.3K Views Read answer →

Can we access Visio through the Web?

Yes, we can able to access MS Visio application through the web which is called "Visio for Web". You'll be able to get to through the URL below, URL: https://www.office.live.com/start/visio.aspx You'll basically seek for diagrams or can transfer an existing diagram and alter.

Business Analyst

Answered Nov 28, 2019 · 1.6K Views Read answer →