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Django auto_now and auto_now_add
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@TM, but that requires fiddling directly with your db while Django aims for only models.py files to define the schema
– akaihola
Feb 16 '11 at 12:31
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How can I configure my makefile for debug and release builds?
...You should never change CXX or CC within a Makefile or BadThingsMayHappen (TM), those contain the path and/or name of the executables to run. CPPFLAGS, CXXFLAGS and CFLAGS serve this purpose.
– user246672
Oct 20 '11 at 8:12
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SparseArray vs HashMap
... that, whatever license you are working with.
– Yann TM
Mar 15 '18 at 16:17
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show 2 more comments
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Performance of Java matrix math libraries? [closed]
... value decomposition of a random 1024x1024 matrix.
Machine: Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz, linux x64
Octave code: A=rand(1024); tic;[U,S,V]=svd(A);toc
results execution time
---------------------------------------------------------
Octave ...
Convert a python UTC datetime to a local datetime using only python standard library?
...import time
import datetime
def utc_to_local(dt):
if time.localtime().tm_isdst:
return dt - datetime.timedelta(seconds = time.altzone)
else:
return dt - datetime.timedelta(seconds = time.timezone)
s...
Error java.lang.OutOfMemoryError: GC overhead limit exceeded
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Quoting from Oracle's article "Java SE 6 HotSpot[tm] Virtual Machine Garbage Collection Tuning":
Excessive GC Time and OutOfMemoryError
The parallel collector will throw an OutOfMemoryError if too much time is being spent in garbage collection: if more than 98% of the tota...
Why do we have map, fmap and liftM?
...bout lists than about Functors.
-- Typeclassopedia, page 20
fmap and liftM exist because monads were not automatically functors in Haskell:
The fact that we have both fmap and liftM is an
unfortunate consequence of the fact that the Monad type class does not require
a Functor instance, ev...
Difference between const & const volatile
... very special thing you'll probably see used exactly 0 times in your life (tm). As is to be expected, it means that the program cannot modify the variable's value, but the value can be modified from the outside, thus no optimisations will be performed on the variable.
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How to check BLAS/LAPACK linkage in NumPy and SciPy?
... answered Jul 19 '18 at 10:17
M.TM.T
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How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
...rue);
modifiersField.setInt(isRestrictedField, isRestrictedField.getModifiers() & ~Modifier.FINAL);
isRestrictedField.set(null, false);
final Field defaultPolicyField = jceSecurity.getDeclaredField("defaultPolicy");
defaultPolicyField.setAccessible(true);
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