How-to articles, tricks, and solutions about ARRAYS
A quick and easy way to join array elements with a separator (the opposite of split) in Java
To join array elements with a separator in Java, you can use the join method from the String class.
add an element to int [] array in java
To add an element to an array in Java, you can use one of the following methods:
Can we pass an array as parameter in any function in PHP?
Yes, you can pass an array as a parameter to a function in PHP.
Check if all values in array are the same
In PHP, you can use the array_unique function to check if all values in an array are the same.
Convert column integer values into date expressions
To convert column integer values into date expressions in PHP, you can use the date function.
Convert flat array to a delimited string to be saved in the database
You can use the implode() function to convert an array to a delimited string in PHP.
Convert pandas dataframe to NumPy array
In pandas, you can convert a DataFrame to a NumPy array by using the values attribute.
Dump a NumPy array into a csv file
Here's an example code snippet that demonstrates how to dump a NumPy array into a CSV file:
Efficiency of using foreach loops to clear a PHP array's values
Using a foreach loop to clear the values of an array in PHP is an efficient way to do so.
Getting the array length of a 2D array in Java
To get the length of a 2D array in Java, you can use the length field of the array.