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Detect redundant and exhaustive matches in case and fun; optimize `case` expressions by removing unreachable branches.
In the following case, the user provided a redundant match (the second `true`)…
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I've been thinking through more examples, and the more I think about it the less I like any one-size-fits-all kind of approach and the less I believe `anyref` is useful (in its current form).
For e…
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**Describe the bug**
Abstract base class suggested as case pattern in match.
**To Reproduce**
```
$ cat test.py
from dataclasses import dataclass
import abc
class Command(abc.ABC):
pas…
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The following quickly eats up memory:
```
sage: for D in xrange(2,2**32):
....: QuadraticField(-D);
....:
```
(This is with 5.10.rc0)
__Problem analysis__
The quadratic field is created with …
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From the feedback page:
https://www.lmfdb.org/L/rational?origin=DIR
produces "Error: The search query took longer than expected! Please help us improve by reporting this error here."
jwj61 updated
2 years ago
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Firebolt is essentially a Snowflake competitor that's up and coming but with good traction. Because they only accept delta updates, they haven't been able to create integrations with the standard ELT…
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It is relatively common (and familiar for programmers) to rely on a mental model in which objects are created via some sort of constructor (let us assume also passing some initial data), and messages …
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#### Description
The Debian auto-builders on ppc64el architecture were running into an error with Python3.9. This is reported in a [bug report](https://bugs.debian.org/976952).
###### Error messa…
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Version: 1.86
Commit: 673f5e588de32e5fc2bfd1d94a0d8a687ffdbc9b
Branch: master
Back-ends: imgui_impl_glfw.cpp + imgui_impl_opengl3.cpp
Compiler: VS2022
Operating System: Windows 10
Hi,
I am…
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Currently (from the demo):
```
h(x)=x^2+3x+7
h(x)
derivative(h,"x")
TypeError: Unexpected type of argument in function derivative
(expected: string or Node or number or boolean,
…