Create summary table of categorical variables of different lengths?

In SPSS it is fairly easy to create a summary table of categorical variables using "Custom Tables": How can I do ...

Getting student name from student table belonging to a section with less than 5 students enrolled?

Hello there, I have a questions for you guys. You see enrollment and student table in images below. I want to run...

Length of an integer in Python?

In Python, how do you find the number of digits in an integer? ...

jQuery: count number of rows in a table?

How do I count the number of tr elements within a table using jQuery? I know there is a similar question, but I jus...

Length of an integer in Python?

In Python, how do you find the number of digits in an integer? ...

Using GroupBy, Count and Sum in LINQ Lambda Expressions?

I have a collection of boxes with the properties weight, volume and owner. I want to use LINQ to get a summarized l...

how to count the seconds in java??

I'm trying to understand how I could go about keeping track of the seconds that an object has been created for. The...

Count with IF condition in MySQL query?

I have two tables, one is for news and the other one is for comments and I want to get the count of the comments who...

How to skip 2 lines in a file with Python??

I have a series of files and I want to extract a specific number from each of them. In each of the files I have this...

Group and count in Rails?

I know I've seen this before but I can't find anything now. I want to group a query by a certain column and be able ...

Which command in VBA can count the number of characters in a string variable??

Let's say I have this variable: word = "habit" which command in VBA will allow me to count how many characters are...

Fastest way to determine if record exists?

As the title suggests... I'm trying to figure out the fastest way with the least overhead to determine if a record e...

Length of an integer in Python?

In Python, how do you find the number of digits in an integer? ...

SQL Query - Queries involving AVG of COUNT and queries involving dates?

My Databases look like so: PEAK (NAME, ELEV, DIFF, MAP, REGION) CLIMBER (NAME, SEX) PARTICIPATED (TRIP_ID, NAME) ...

MySQL count in same table including zero count values?

I have this table structure with data: INSERT INTO `test` (`id`, `email`, `id_user_ref`, `name`) VALUES (1, '[email protected]