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How-to articles, tricks, and solutions about INTEGER

Checking whether a variable is an integer or not

In Python, you can check if a variable is an integer using the isinstance() function.

integer python

Convert all strings in a list to int

In Python, you can use the map() function along with the built-in int() function to convert all strings in a list to integers.

list integer python

Convert an integer to an array of digits

To convert an integer to an array of digits in Java, you can use the toCharArray() method of the String class to convert the integer to a string, and then use the toCharArray() method to convert the string to an array of characters.

java integer

Convert floats to ints in Pandas?

To convert floats to integers in Pandas, you can use the astype() function.

integer python floating-point pandas dataframe

Convert integer to string in Python

To convert an integer to a string in Python, use the str() function.

string integer python

Converting a string to an integer on Android

To convert a string to an integer in Android, you can use the Integer.parseInt method.

java string integer android android-edittext

Converting characters to integers in Java

There are a few ways to convert a character to an integer in Java.

java primitive integer character type-conversion

Declaring an unsigned int in Java

Java does not have an unsigned int data type.

java integer unsigned

Display number with leading zeros

You can use the str.format() method to display a number with leading zeros in Python.

integer python string-formatting

Generate random integers between 0 and 9

To generate a random integer between 0 and 9 in Python, you can use the random module and the randint function.

integer python random