Snippets tagged “count”
13 snippets use this tag.
- Count the number of occurrences of a character in a stringPython
You can use the .count() method to count the number of occurrences of a character in a string.
- How do I count the occurrences of a list item?Python
There are a few ways you can count the occurrences of a list item in Python:
- How do I get the row count of a Pandas DataFrame?Python
You can use the shape property of the DataFrame to get the number of rows and columns.
- How to check if $_GET is empty?PHP
You can check if the $_GET array is empty by using the empty() function.
- How to check if a PHP session is empty?PHP
To check if a PHP session is empty, you can use the empty() function.
- How to check if a row exist in the database using PDO?PHP
You can use the rowCount() method of the PDOStatement object to check if a row exists in the database using PDO.
- How to Check Whether an Array Is Empty in PHPPHP
On this page, we represented to you the three principal ways that allow programmers to detect whether a given array is empty or not. Just see the examples.
- How to Count All the Array Elements with PHPPHP
While working with arrays, it is commonly necessary to count all its elements. This snippet will discover two helpful functions that will help you do that.
- How to count and group by in yii2PHP
In Yii2, you can use the count() and groupBy() methods in the query builder to count and group the results of a query, respectively.
- How to find average from array in php?PHP
You can use the array_sum function to get the sum of all the values in an array, and then divide that sum by the number of elements in the array to get the average.
- How to get last key in an array?PHP
You can use the end() function to get the last element of an array in PHP.
- Java List.contains(Object with field value equal to x)Java
To check if a Java List contains an object with a specific field value, you can use the List.stream().anyMatch() method along with a lambda expression to filter the elements in the list based on the field value.
- Which is a better way to check if an array has more than one element?PHP
There are several ways to check if an array has more than one element in PHP.