Sometimes, Activerecord data types confuse me. Err, often. One of my eternal questions is, for a given case, Should I use :decimal or :float? I’ve often come across this...
I have a Decimal('3.9') as part of an object, and wish to encode this to a JSON string which should look like {'x': 3.9}. I don’t care about precision...
I have float numbers like 3.2 and 1.6. I need to separate the number into the integer and decimal part. For example, a value of 3.2 would be split...
In order to work with decimal data types, I have to do this with variable initialization: decimal aValue = 50.0M; What does the M part stand for? 5 Answers...
I want to do this using the Math.Round function 15 Answers 15
When displaying the value of a decimal currently with .ToString(), it’s accurate to like 15 decimal places, and since I’m using it to represent dollars and cents, I only...
I want to use a Track-Bar to change a Form‘s opacity. This is my code: decimal trans = trackBar1.Value / 5000; this.Opacity = trans; When I build the application,...
This question already has answers here: When should I use double instead of decimal? (12 answers) Closed 8 years ago. I keep seeing people using doubles in C#. I...
What I would like is a method to convert a double to a string which rounds using the half-up method – i.e. if the decimal to be rounded is...
What is the difference between decimal, float and double in .NET? When would someone use one of these? 1 18 float and double are floating binary point types. In...