Tag: are
Python : Check if all elements in a List are same or matches a condition
In this article we will dicuss different ways to check if all element in a given List are same or matches a condition. Suppose we have a list of string i.e. Advertisements # List of string listOfStrings = [‘Hello’] * 10 Now let’s use python all() function to check if all elements in the given …
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Check if all elements in a list are None in Python
In this article we will discuss different ways to check if a list contains only None or not. Suppose we have a list, Advertisements sample_list = [None, None, None, None] Now we want to confirm that all items in this list are None. There are different ways to do that. Let’s discuss them one by …
6 Ways to check if all values in Numpy Array are zero (in both 1D & 2D arrays) – Python
In this article we will discuss seven different ways to check if all values in a numpy array are 0. Then we will look how to find rows or columns with only zeros in a 2D array or matrix. Check if all values in a 1D Numpy Array are Zero First of all, we will …
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Python: Check if all values are same in a Numpy Array (both 1D and 2D)
In this article we will discuss different ways to check if all values in a 1D or 2D numpy array are equal. Then we will see how to find rows or columns with the same values in a 2D array or matrix. Check if all elements are equal in a 1D Numpy Array using numpy.all() …
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Python: check if two lists are equal or not ( covers both Ordered & Unordered lists)
In this article we will discuss 8 different ways to check if two lists are equal or not. Suppose we have two lists and we want to check if both the lists are equal or not. There can be two meanings of 2 equality here, Advertisements Both lists must contain the same unique elements and …
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What are views in MySQL
This article will discuss MySQL views with a few examples of creating, updating, and dropping them. Table of Contents:- Introduction to views in MySQL and usage of views How to create view in MySQL from single and multiple tables ALTER views in MySQL DROP views in MySQL Let us get started by looking into the …
What are indexes in MySQL
This article will discuss indexes in MySQL and how to create them, and what difference they make to queries dealing with tables with vast amounts of data. Table of Contents:- Introduction to MySQL indexes Where do we use indexes Types of indexes in MySQL MySQL add index while creating a table MySQL create index using …
What are triggers in MySQL
In this article, we will discuss triggers in a MySQL database. Table of Contents:- Introduction to MySQL triggers Where are triggers used Types of triggers MySQL create trigger example MySQL drop trigger example MySQL show triggers for a table Introduction to MySQL triggers As the name suggests, a trigger is a database object that is …
Javascript: Check if all elements in array are equal (5 ways)
While working in javascript arrays, often there is a requirement to check if all the elements of the array are equal. This article demonstrates easy ways to check if all array elements are equal using different methods and example illustrations. Table of Contents: Check if all elements of array are equal using every() Check if …
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Javascript: Check if two arrays are equal
While working in javascript arrays, often there is a requirement to compare two arrays and check if two arrays are equal. This article demonstrates easy ways to check if two arrays are equal using different methods and example illustrations. We will cover both strict comparisons as well as comparing two arrays irrespective of the order of …