In computer science, there is the notion of the edit distance between two strings. 1  For example, the words dog and dot, which vary by only one letter, are closer than dog and cat, which differ by three letters. This idea is used in spell checkers and in coding theory, and is mathematically formalized in several different ways, such as: 1  Levenshtein distance. 2  Hamming distance. 3  Lee distance. 4  JaroâWinkler distance. 5  N-gram distance.
The Three Sisters. The traditional Native American planting of corn, beans and squash makes an ideal companion combination. Corn is planted first, and when it is tall enough to provide support, pole beans are planted next to each corn stalk. The beans provide nitrogen to the corn, and the corn provides a stalk for the beans to climb.
Can you see through these real-life optical illusions? The runner bean is a plant that produces long, edible pods, and is a type of climbing vine that usually grows to about 6-feet (about 1.8 m) high.While the runner bean plant originally came from Central America, the beans are popular in the United Kingdom where they are grown to be eaten.n the United States, the plant is mainly grown for its beautiful flowers. Generally, runner beans tend to produce red flowers, which is why it is also sometimes called the scarlet runner bean. The flowers can also be white in color or a combination of red and white.