Your application has to write data out in a temporary file to reprocess them before rendering to users. The file will be created temporarily and swept our when the application…
Catégorie : Data Structures
Fastest way to get the first n elements of a List into an Array
def s = ‘Hello Groovy world!’ assert s.take(5) == ‘Hello’ assert s.drop(6) == ‘Groovy world!’ Python Let’s assume an arbitrary list/array: in_list = list(range(10)) // Python2: in_list = range(10) //…
Checking existence of an element in an array with JavaScript
JavaScript is a loosely typed or a dynamic language. Variables in JavaScript are not directly associated with any particular value type, and any variable can be assigned (and reassigned) values…
How to find the mime type of a file in Python
A media type (also known as a Multipurpose Internet Mail Extensions or MIME type) is a standard that indicates the nature and format of a document, file, or assortment of bytes. It is defined…
Lire et écrire avec fichier CSV dans Python
[dropcap]I[/dropcap]t is possible to read and write CSV (comma separated values) files using Python 2.4 Distribution. Like most languages, file operations can be done with Python. Writing a CSV file with Python can be…
Array, List, etc avec cordes Indices
(Tiếng Việt) Trong lập trình, chúng ta cũng hay gặp nhiều trường hợp phải tạo một danh mục mà index của nó là các chuỗi kí tự. Có một khái niệm để mô tả loại đối tượng này, thường gọi là HashMap hay HashTable.
Compter combien de fois chaque chaîne apparaît dans une liste
Pour compter combien de fois chaque chaîne apparaît dans une liste