Tag: condition
Get index of first element in List that matches a condition
In this article, we will discuss the different ways to find the index position of first element in a List that matches a given condition. Table Of Contents Introduction Method 1: Using enumerate() and for loop Method 2: Using next() Summary Introduction Suppose we have a list of numbers, Advertisements listOfNumbers = [33, 45, 26, …
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Replace column values by condition in Pandas
This tutorial will discuss about unique ways to replace column values by condition in pandas. Table Of Contents Preparing DataSet Replace DataFrame column values by condition using [] operator Replace DataFrame column values by condition using where() Summary Preparing DataSet First we will create a DataFrame with four columns and six rows. Advertisements Let’s see …
Get first element in List that matches condition in Python
This tutorial will discuss about unique ways to get first element in list that matches condition in Python. Table Of Contents Introduction Method 1: Using next() method Method 2: Using for-loop Method 3: Using any() method Summary Introduction We have a list of numbers, and we want to get the first odd number from that …
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Get Last element in List that matches condition in Python
This tutorial will discuss about unique ways to get last element of a List, that matches a given condition in Python. Table Of Contents Introduction Method 1: Using next() method Method 2: Using for-loop Method 3: Using any() method Summary Introduction Suppose we have a list of numbers, and we want to get the last …
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Get Sublist from List based on condition in Python
This tutorial will discuss about unique ways to get a sublist from a list based on certain conditions in Python. Table Of Contents Method 1: Using filter() method Example 1: Get a sublist containing only odd numbers from list. Example 2: Get a sublist containing numbers between 70 to 80 from the list. Method 2: …
Select Rows by Condition in Pandas
This tutorial will discuss about different ways to select rows by condition in pandas. Table Of Contents Preparing DataSet Select DataFrame Rows based on condition on a column Select DataFrame Rows based on conditions on multiple columns Select rows based on conditions on string type columns Summary Preparing DataSet First we will create a DataFrame …
Check each character in a string for a condition in C++
This tutorial will discuss about a unique way to check each character in a string for a condition in C++. To check if each character in string satisfies a condition, we need to iterate over all the characters in string and check each character one by one. Although, we can use a for loop for …
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Check if all elements of Array matches a Condition in C++
This tutorial will discuss about a unique way to check if all elements of an array matches a condition in C++. To check if all elements of an array matches a condition, we will use the std::all_of() function from STL Algorithms. An Intro about std::all_of() function: It accepts three arguments Advertisements Iterator/Pointer pointing to the …
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Check if Any element in Array matches a condition in C++
This tutorial will discuss about a unique way to check if any element in array matches condition in C++. To check if any element in array matches a condition, we need to iterate over all the elements of array, and during iteration we need to check the condition for each element. Although we can do …
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