Tutorial by Topics: manage

This topic outlines how and when the Swift runtime shall allocate memory for application data structures, and when that memory shall be reclaimed. By default, the memory backing class instances is managed through reference counting. The structures are always passed through copying. To opt out of the built-in memory management scheme, one could use [Unmanaged][1] structure. [1]: https://developer.apple.com/reference/swift/unmanaged

While Python's context managers are widely used, few understand the purpose behind their use. These statements, commonly used with reading and writing files, assist the application in conserving system memory and improve resource management by ensuring specific resources are only in use for certain processes. This topic explains and demonstrates the use of Python's context managers.

Composer is PHP's most commonly used dependency manager. It's analogous to npm in Node, pip for Python, or NuGet for .NET.

Management commands are powerful and flexible scripts that can perform actions on your Django project or the underlying database. In addition to various default commands, it's possible to write your own!

Compared to regular Python scripts, using the management command framework means that some tedious setup work is automatically done for you behind the scenes.

pip is the most widely-used package manager for the Python Package Index, installed by default with recent versions of Python.

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