Tutorial by Topics: ion

A note about implemeting both methods When both methods are implemented, it's somewhat common to have a __str__ method that returns a human-friendly representation (e.g. "Ace of Spaces") and __repr__ return an eval-friendly representation. In fact, the Python docs for repr() note ex...

The Actions class gives us a way of emulating precisely how a user would interact with a web page/elements. Using an instance of this class you can describe a series of actions, such as clicking, double-clicking, dragging, pressing keys, etc. Once these actions are described, in order to carry the ...

namespaces: using System.Collections.Generic; using System.Linq; using MongoDB.Bson; using MongoDB.Bson.Serialization.Attributes; using MongoDB.Driver; using IAggregateFluentExtensions = MongoDB.Driver.IAggregateFluentExtensions; using IMongoCollectionExtensions = MongoDB.Driver.IMongoC...

Rust's compiler has several handy features to make documenting your project quick and easy. You can use compiler lints to enforce documentation for each function, and have tests built in to your examples. /// Outer documentation comment (applies to the item below) //! Inner documentati...

Linting your ionic app before running has huge advantages. It will analyse code for potential errors and save you tremendous amount of time. What is linting and how to install the required packages? "Linting is the process of running a program that will analyse code for potential errors.&...

Installing Ansible in any OS, including Windows using Virtual Box and Vagrant. An alternate solution is also available if you just want to practice ansible ad-hoc commands and playbooks and do not wish to set up the local environment.

Chip select signals Most slaves have an active low chip select input. So proper code to initialize and use a chip select pin is this: #define CSPIN 1 // or whatever else your CS pin is // init: pinMode(CSPIN, OUTPUT); digitalWrite(CSPIN, 1); // deselect // use: digitalWrite(CSPIN, 0); /...

Design patterns are general solutions to problems that frequently occur in software development. The following are templates of standardized best practices in structuring and designing code, as well as examples of common contexts in which these design patterns would be appropriate. Creational desig...