Snippet code, help with coding code samples, solution to interview questions in Python Java, PHP etc.
Installing NumPy is the same across all operating systems (Windows, Linux, and Mac) using pip, conda, or from the source. However, the commands used to execute the installation may vary slightly depending on the OS. For example, using pip, the “pip install numpy” command is used in all operating systems, however, it needs to be …
Collapsible sections are very useful in hiding content and showing it only on demand. Few times its is required to make the collapsible section dynamic and sometimes it’s challenging. Here is the code I wrote in Perl and Javascript that creates a dynamic collapsible section. Demo: https://jsfiddle.net/yLw54jh2/
Learn about One of the most important Python operators: Python == and Python !=. These comparison operators can be used with integers, strings, lists, dictionaries, and anything you can think of. These operators can compare the integer value with the float value; for example 1 == 1.0, this statement returns True because technically these two …
How to use equal and not equal operators in Python Read More »
The Syntax error: unexpected EOF while parsing error means your code has reached the end block and you forgot to close the block of code due to which the code didn’t compile all the block codes. When your python code doesn’t form a meaningful structure, mistakes in syntax or in a code block. At that …
[solved] SyntaxError: unexpected EOF while parsing Read More »
We often see pictures online and wonder if this picture is Photoshopped; one way to determine if the image is Photoshopped or not is using gut feelings but have every search for software that decodes the JPEG and gives you the source code. How can you make sure that the photo has not been processed …
How to decode JPEG pictures for hidden information Read More »
The visual studio is an IDE (Integrated Development Environment) mainly used to create various applications and chiefly gaming applications. This software provides its user with a comfortable environment to produce any game or application. It supports some built-in high-level programming languages like C, C++, and C#. Moreover, it also sustains other languages like python and …
How to Make a Game in C++ Visual Studio: Tic Tac Toe Read More »
You can develop Snake Game by using C++ code. Not only that, you can make 2D and 3D games in C++, for Windows, Mac, Linux, Android, and iOS. It’s one of the knowledge for learning game development. The C++ language is widely used in 2D and 3D game engines to create games. A number of …
Given an array of intervals where intervals[i] = [starti, endi], merge all overlapping intervals, and return an array of the non-overlapping intervals that cover all the intervals in the input. Leetcode 56. Merge Intervals One of the medium-hard problems found on Leet Code is known as “Merge Intervals.” This challenge gives us a list of lists of …
“Design LRU cache” is a very typical interview problem asked in FAANG. This question shows the design capability of the candidate and how he selects the datatype while programming. Caches are an integral component of any computing system. These are tiny containers that store data fragments to make them accessible easily thus, reducing computing time. …
Leetcode 146. LRU Cache: Multiple Solutions in Python Code Read More »
indexerror: list index out of range usually happens when python application tries to access index that doesn’t exist in the list.
