Alphanumeric characters are those that are either letters (A-Z, a-z) or numbers (0-9). Examples of alphanumeric characters include "A", "b", "5", and "9". Special characters such as punctuation marks or symbols are not considered alphanumeric. **

Some hidden gems in London include the Leighton House Museum, a beautifully preserved Victorian home with stunning Middle Eastern-inspired interiors, and the Hampstead Heath Pergola and Hill Garden, a tranquil and picturesque spot with stunning views of the city. Another hidden gem is the Little Venice area, a peaceful canal network with charming houseboats and waterside cafes. Additionally, the Sir John Soane's Museum, a unique house museum filled with an eclectic collection of art and antiquities, is a must-visit for history and architecture enthusiasts. **

Hidden gems like Kemono Jihen are lesser-known anime series that offer a unique and captivating story, compelling characters, and stunning animation. These hidden gems often fly under the radar but have a dedicated fanbase due to their high-quality storytelling and production. Kemono Jihen, in particular, stands out for its blend of supernatural elements, mystery, and character development, making it a must-watch for fans of the genre. These hidden gems often provide a refreshing and memorable viewing experience for anime enthusiasts looking for something new and different. **

Some short anime hidden gems include "Barakamon," a heartwarming slice-of-life series about a calligrapher finding inspiration in a rural village; "Tatami Galaxy," a unique and visually stunning show about a college student's surreal experiences; and "Anohana: The Flower We Saw That Day," a touching story about a group of friends dealing with grief and guilt. These anime may not be as well-known as some others, but they offer compelling stories and memorable characters that make them worth watching. **

Alphanumeric refers to a combination of alphabetic letters and numeric digits. It is commonly used in computer systems and technology to represent data that includes both letters and numbers. Alphanumeric characters are often used in passwords, usernames, and other forms of identification to increase security and complexity. The term "alphanumeric" is derived from the words "alphabet" and "numeric." **

Alphanumeric sorting refers to the process of arranging characters or strings in a specific order that combines both alphabetical and numerical characters. This type of sorting takes into account both letters and numbers, arranging them in a way that respects both their numerical and alphabetical values. For example, in alphanumeric sorting, the string "A10" would come before "A2" because the numerical value is considered in addition to the alphabetical order. This type of sorting is commonly used in computer programming and data management to organize and retrieve information in a logical manner. **

Some hidden gems for the PC include OBS Studio, a free and open-source software for video recording and live streaming; DaVinci Resolve, a powerful video editing software with advanced features; and HandBrake, a tool for converting video files to different formats. These software are not as well-known as some of the more popular options, but they offer high-quality features and functionality for users looking for alternatives. **

One hidden gem that I would recommend is "Hollow Knight," a beautifully crafted indie game with challenging gameplay and a captivating world to explore. Another hidden gem is "Celeste," a platformer with a touching story and tight controls that make for a rewarding experience. Lastly, "Undertale" is a unique RPG that subverts traditional game mechanics and offers players a thought-provoking narrative. **