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Gc: collecting unreachable reference cycles
In CPython, gc controls a collector that supplements reference counting. Objects referring to one another can need this additional detection once they are unreachable.
Published22 Oct 2026
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Architecture
Roberto Burle Marx: the garden as spatial composition
Sítio Roberto Burle Marx near Rio de Janeiro combines gardens, buildings and plant collections. It develops Modernist ideas through tropical planting, sinuous forms and strong colour re...
Published22 Oct 2026
Food
Danish pastry: distinct layers around the filling
Danish Pastry combines enriched yeast dough with separately incorporated butter. The laminated base is shaped into pastries with different fillings.
Published22 Oct 2026
Technology
Weakref: a cache need not keep an object alive
A weak reference alone does not keep an object alive. weakref helps supporting structures observe objects without determining their lifetime.
Published22 Oct 2026
Cars
EcoLife CoachLine: transmission and downhill braking
EcoLife CoachLine is ZF's automatic transmission for demanding coach applications. Its product description covers torque transmission, cooling and braking assistance through a retarder.
Published22 Oct 2026
Technology
ABC: requiring a subclass interface
The abc module supports abstract base classes and methods. A subclass that leaves required abstract methods unimplemented cannot normally be instantiated.
Published22 Oct 2026
Architecture
São Cristóvão: a square connecting public functions
São Francisco Square in São Cristóvão is a quadrilateral open space bordered by religious, public and residential buildings. The ensemble contains structures from different historical p...
Published22 Oct 2026
Food
Pain au chocolat: enclosing chocolate in laminated dough
Pain au chocolat wraps laminated yeast dough around chocolate batons. In this recipe, chocolate is assembled inside before final proofing and baking.
Published22 Oct 2026
Technology
ExitStack: managing a variable number of resources
contextlib.ExitStack collects context managers and cleanup actions. It helps when input determines how many files need opening rather than the number being fixed in advance.
Published22 Oct 2026
Technology
Typing: a type hint is not input validation
Python does not automatically enforce type annotations at runtime. A declaration such as amount: int helps tools and readers but does not itself block unsuitable data from an external f...
Published22 Oct 2026
Technology
Difflib: showing differences between sequences
difflib compares sequences and can produce readable changes, including a unified diff. This helps review two versions of a text file.
Published22 Oct 2026
Architecture
Congonhas: the staircase organizing the encounter with sculpture
Bom Jesus do Congonhas includes a church, an outdoor stairway with prophet statues and chapels containing sculptural scenes. Different arts participate in a shared religious ensemble.
Published22 Oct 2026