Julia v1.2 Release Notes
========================

New language features
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* The `extrema` function now accepts a function argument in the same manner as `minimum` and
  `maximum` ([#30323]).

Multi-threading changes
-----------------------

  * The `Condition` type now has a thread-safe replacement, accessed as `Threads.Condition`.
    With that addition, task scheduling primitives such as `ReentrantLock` are now thread-safe ([#30061]).

Language changes
----------------


Command-line option changes
---------------------------


New library functions
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Standard library changes
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#### LinearAlgebra

* Added keyword arguments `rtol`, `atol` to `pinv` and `nullspace` ([#29998]).

#### SparseArrays

* performance improvements for sparse matrix-matrix multiplication ([#30372]).

#### Dates

* Fixed `repr` such that it displays `DateTime` as it would be entered in Julia ([#30200]).


External dependencies
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Deprecated or removed
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[#29998]: https://github.com/JuliaLang/julia/issues/29998
[#30323]: https://github.com/JuliaLang/julia/issues/30323