Python functions are generally provided by the modules. Modules provide the ability to categorize different functions, variables etc. When we are dealing with modules and function we may get an error like TypeError: ‘module’ object...
When dealing with the text files such as log files, user list, server list etc we can use regex for formally structured files. Space, white-space, and tab are popular separating elements used in regex or...
Python programming language provides filter() function in order to filter given array, list, dictionary or similar iterable struct. filter() function can be used to create iterable by filtering some elements of the given data. Syntax filter()...
Loops are an important part of the programming languages. For and While loops are used for decades in different programming languages. Foreach provides similar functionality with a more elegant way by iterating over the given...
Programming languages like Javascript, C++, C#, Python provides while loops in order to iterate over the given list, array, set etc. while loop is a very important part of the programming language because of its...
Hypertext Transfer Protocol or HTTP 503 Service Unavaiable server error response code indicates that the server is not ready to handle the request. Also HTTPS protocol will use the same code for the same reason....
HTTP protocol uses HTTP status codes in order to provide information about the requests. There are different type of status codes like 100, 200, 300, 400 etc. All of them have different meaning and subcodes...
HTML is a language used to build web pages. Web pages have a dynamic nature where it can change during time. One of the most popular change cases is redirecting given web page to another...
Globally Unique Identifier (GUID) is pseudo random string which consist of 32 letters, numbers (0-9) and 4 hyphens to separate letters. These letters are randomly generated. In probability theory this value is unique and can...
Linux and Opensource world mainly uses package management software for installing, updating and removing software. Python is using pip or pip3 for Python package management. pip is Python2 package manager where pip3 is Python3 package manager. “pip command not...
