Tutorial by Topics: s

from django.contrib.postgres.fields import ArrayField class ArrayField(base_field, size=None, **options) FooModel.objects.filter(array_field_name__contains=[objects, to, check]) FooModel.objects.filter(array_field_name__contained_by=[objects, to, check]) Note that although the size param...

There are some cases where your application cannot manipulate the contents of assets loaded from an external resource (e.g. transform images). I can't remember for certain what they are, but I am fairly sure it's related to cross domain content loading.

SQLALCHEMY'S PHILOSOPHY From the SQLAlchemy Website: SQL databases behave less like object collections the more size and performance start to matter; object collections behave less like tables and rows the more abstraction starts to matter. SQLAlchemy aims to accommodate both of these principl...

This section provides an overview of what ssl is, and why a developer might want to use it. It should also mention any large subjects within ssl, and link out to the related topics. Since the Documentation for ssl is new, you may need to create initial versions of those related topics.

This section provides an overview of what salt-stack is, and why a developer might want to use it. It should also mention any large subjects within salt-stack, and link out to the related topics. Since the Documentation for salt-stack is new, you may need to create initial versions of those rela...

Stored Procedures are SQL statements stored in the database that can be executed or called in queries. Using a stored procedure allows encapsulation of complicated or frequently used logic, and improves query performance by utilizing cached query plans. They can return any value a standard query c...

:split <file> :vsplit <file> :sp <- shorthand for split :vsp <- shorthand for vsplit When called from the command line, multiple files can be provided in the argument and vim will create one split for each file. When called from ex mode, only one file can be opened per ...

Pug (formerly known as jade) is a high performance template engine heavily influenced by Haml and implemented with JavaScript for Node.js and browsers. Produces HTML Supports dynamic code Supports reusability (DRY) Home page Repository on GitHub versionrelease date0.0.22010-07-031.0.0...

Windows is a series of operating systems developed and published by software company Microsoft. you can get expanded information from Wikipedia - Microsoft Windows Desktop versions VersionDateDOS1981-08-011.011985-11-201.021986-05-011.031986-08-011.041986-04-012.031987-12-092.101988-05-272.1...

PyQt is a Python binding to the popular cross-platform Qt application framework commonly used to make graphical applications. PyQt4 supports Qt4 and PyQt5 supports Qt5. It runs on all platforms supported by Qt (Windows, OS X, Linux, iOS and Android). The bindings are implemented as a set of Python...

Recursion needs a stop condition stopCondition in order to exit the recursion. The original variable must be passed on to the recursive function so it becomes stored.

Core Data is a framework in Apple’s various OS SDK including, but not limited to iOS and OS X. It has two major roles a model layer and a persistence layer. The model layer is used in the management of model objects and persist data. Simply you can store and manage data in an object-oriented inte...

install.packages(pkgs, lib, repos, method, destdir, dependencies, ...) ParameterDetailspkgscharacter vector of the names of packages. If repos = NULL, a character vector of file paths.libcharacter vector giving the library directories where to install the packages.reposcharacter vector, the...

This section provides an overview of what Redis is, and why a developer might want to use it. It should also mention any large subjects within Redis, and link out to the related topics. Since the documentation for Redis is new, you may need to create initial versions of those related topics. ...

The Arima function in the forecast package is more explicit in how it deals with constants, which may make it easier for some users relative to the arima function in base R. ARIMA is a general framework for modeling and making predictions from time series data using (primarily) the series itself....