Tag: If
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() …
Python: Check if all values are same in a Numpy Array (both 1D and 2D)Read More
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 …
Python: check if two lists are equal or not ( covers both Ordered & Unordered lists)Read More
Check if type of a variable is string in Python (3 Ways)
In this article we will discuss three different ways to check if the type of a variable is string or not in python. Check if type of a variable is string in python using isinstance() function Python provides a function to check the type of a variable i.e. Advertisements isinstance(object, classinfo) This function returns True …
Check if type of a variable is string in Python (3 Ways)Read More
Python: Check if string is empty or blank or contain spaces only
In this article we will discuss different ways to check if a given string is either empty or contains only spaces. Check if a string is empty using len() len() function in python accepts a sequence as an argument and returns the number of elements in that sequence. So, if we pass a string as …
Python: Check if string is empty or blank or contain spaces onlyRead More
Python: Check if any string is empty in a list?
In this article we will discuss different ways to check if a list contains any empty or blank string in python. Use any() and List Comprehension to check if list contains any empty string We have created a function to check if a string is empty. It will also consider a string empty if it …
Python: Check if a value exists in the dictionary (3 Ways)
In this article we will discuss different ways to check if a value exists in a dictionary or not. We will cover the following ways, Subscribe Table Of Contents Check if value exist in dict using values() & if-in statement Check if a value exists in python dictionary using for loop Check if a value …
Python: Check if a value exists in the dictionary (3 Ways)Read More
C++: Test / Check if a value exist in Vector
In this article, we will discuss different ways to check if a vector contains an element or not. Table of Contents C++: Check if an item exits in vector using find(). C++: Check if item exits in vector using range based for loop. C++: Check if item exits in vector and get index position. C++: …
Insert into a MySQL table or update if exists
While inserting rows into a table, there are times when the requirement is to insert the rows into a table, but if the key already exists, then update the value. This concept is also known as UPSERT, which is combining UPDATE with INSERT. In this article, we will be looking into : Insert or Update …
MySQL check if table exists
At times there is an essential requirement to find out if a table exists or not in a database, and the same, we will be looking into this article particularly: MySQL check if table exists : SHOW TABLES. MySQL check if table exists : Information Schema. Function to check if the table exists or not …
MySQL IF EXISTS DROP Table
This article will be looking into how to drop a table if it exists in the database. How to DROP Table IF EXISTS in MySQL How to DROP Temporary Table IF EXISTS in MySQL How to DROP Table IF EXISTS in MySQL What all does a DROP TABLE statement does? DROP TABLE statement will remove one …