Programmers Quickie

Aws Redshift vs RDS vs DDB

Aws Redshift vs RDS vs DDB

Working Brains

Aws Vpc Route tables Subnets

Pandas Tips

Userscripts and Tampermonkey

Userscripts and Tampermonkey

Trie

Trie

Vs Code Useful Extensions

Vs Code Useful Extensions.

Bloom Filters

Bloom Filters

Hash Functions

Hadh Functions

AWS networking provides a broad set of services that enable you to , connect, and secure your applications and data. With AWS networking, you can easily connect your on-premises networks to AWS, create virtual private clouds (VPCs), and use a ...

⛈️ Aws Networking - Part 1

AWS networking involves creating, configuring, and managing networks on Amazon Web Services. It includes services like Virtual Private Cloud (VPC), Elastic Load Balancing (ELB), Route 53, and Direct Connect, allowing users to build secure, scalable, and highly available cloud infrastructures. ...

Debugging python projects with and without tools.

rollup.  200 word summary for sql cube and rollup SQL (Structured Query Language) is a programming language that is commonly used to manage and manipulate data in relational databases. Two common operations that can be performed on data in ...

Calculate the product of an array except self without using the division operator

Acid transactions are a set of properties that ensure reliable and consistent database transactions. The term "ACID" stands for Atomicity, Consistency, Isolation, and Durability.

The preconditions to t-tesy

In this episode of programmers quickie podcast, we continue our exploration of SQL pivot and dive deeper into the syntax behind this powerful data analysis tool. If you're looking to take your pivot table skills to the next level, this ...

Python Behave testing

In Apache Spark, you can cache a DataFrame in memory using the cache() or persist() method. The cache() method is a shorthand for persist() with the default storage level of MEMORY_ONLY. You can use the persist() method to specify a ...

n Queens problem LeetCode 51

The n-queens problem is a well-known problem in computer science and mathematics that involves placing n chess queens on a n x n chessboard such that no two queens are able to attack each other. This means that no two ...

Consistent Hashing is a distributed hashing scheme that operates independently of the number of servers or objects in a distributed hash table by assigning them a position on an abstract circle, or hash ring. This allows servers and objects to ...

A/A/B Testing

Here are scenarios where we would want to use AA testing before trying out and AB testing

In probability theory and statistics, Bayes' theorem, named after Thomas Bayes, describes the probability of an event, based on prior knowledge of conditions that might be related to the event.

In software design and engineering, the observer pattern is a software design pattern in which an object, named the subject, maintains a list of its dependents, called observers, and notifies them automatically of any state changes, usually by calling one ...

The dataclass() decorator examines the class to find fields. A field is defined as a class variable that has a type annotation. With two exceptions described below, nothing in dataclass() examines the type specified in the variable annotation.