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How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?
...much more convenient than loading up Visual Studio or running the compiler from the command line, then loading up ILDASM and opening the .il file with a text editor.
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Python Empty Generator Function
... Python 3.3 and above (as suggested by DSM), this:
def empty():
yield from ()
The presence of the yield keyword makes it clear at the briefest glance that this is just another generator function, exactly like all the others. It takes a bit more time to see that the iter(()) version is doing t...
Python memory leaks [closed]
...ected, check this small example:
install package via pip install pympler
from pympler.tracker import SummaryTracker
tracker = SummaryTracker()
# ... some code you want to investigate ...
tracker.print_diff()
The output shows you all the objects that have been added, plus the memory they consum...
Passing functions with arguments to another function in Python?
...
You can use the partial function from functools like so.
from functools import partial
def perform(f):
f()
perform(Action1)
perform(partial(Action2, p))
perform(partial(Action3, p, r))
Also works with keywords
perform(partial(Action4, param1=p))
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pandas read_csv and filter columns with usecols
...ter reading.
This solution corrects those oddities:
import pandas as pd
from StringIO import StringIO
csv = r"""dummy,date,loc,x
bar,20090101,a,1
bar,20090102,a,3
bar,20090103,a,5
bar,20090101,b,1
bar,20090102,b,3
bar,20090103,b,5"""
df = pd.read_csv(StringIO(csv),
header=0,
ind...
Connecting to remote URL which requires authentication using Java
...obably have to --add-modules javax.xml.bind since they removed the package from the default classpath. And in Java11+ it's removed altogether, you need an external dependency again. Such is progress!
– Ed Randall
Aug 18 '19 at 7:01
...
CustomErrors mode=“Off”
... exact same problem), here's my answer:
In my case, I cut/pasted the text from the generic error saying in effect if you want to see what's wrong, put
<system.web>
<customErrors mode="Off"/>
</system.web>
So this should have fixed it, but of course not! My problem was that...
Is Meyers' implementation of the Singleton pattern thread safe?
...ms, while most forms of double-checked locking pattern variants may suffer from race conditions on certain architectures, unless instructions are interleaved with strategically places memory barriers.
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Why do access tokens expire?
...n will return a fresh bearer token. Likewise, if I steal somebody's token from their cookies, and spoof my own cookie with that token, I send it to the server, it will refresh and send me a new one. What's to stop that? Don't say IP Address or even MAC, because that's unreasonable.
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How to handle screen orientation change when progress dialog and background thread active?
...ew using the old data. So I'd suggest requesting numerical status udpates from the progress bar and rebuilding a new view when you get that new 'onStart' I can't remember offhand if you get a new activity as well but some hunting through the documentation should help.
– hasema...