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Tools for analyzing performance of a Haskell program
... which part of my haskell-program is slow?
Precisely! GHC provides many em>x m>cellent tools, including:
runtime statistics
time profiling
heap profiling
thread analysis
core analysis.
comparative benchmarking
GC tuning
A tutorial on using time and space profiling is part of Real World Haskell.
GC...
Iterate a list with indem>x m>es in Python
... of for i in range(len(name_of_list)): which is what led me to provide an em>x m>ample using a for instead of what was shown in the first part.
– Vinko Vrsalovic
Sep 27 '12 at 9:29
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CSS display:table-row does not em>x m>pand when width is set to 100%
I'm having a bit of a problem. I'm using FireFom>x m> 3.6 and have the following DOM structure:
5 Answers
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Change values while iterating
... slice you're iterating over.
The specification about range says:
Range em>x m>pression 1st value 2nd value (if 2nd variable is present)
array or slice a [n]E, *[n]E, or []E indem>x m> i int a[i] E
So, range uses a[i] as its second value for array...
Python's “in” set operator
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Yes, but it also means hash(b) == hash(m>x m>), so equality of the items isn't enough to make them the same.
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Git file permissions on Windows
...tp://blog.lesc.se/2011/11/how-to-change-file-premissions-in-git.html
For em>x m>ample following command adds user em>x m>ecute permission to an arbitrary file:
git update-indem>x m> --chmod=+m>x m> <file>
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How to copy directories in OS m>X m> 10.7.3?
... my home directory there in Favorites or anywhere else. Very new to Mac OS m>X m> and Rails.
– hjaved
Mar 21 '12 at 0:46
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Is there a Java standard “both null or equal” static method?
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With Java 7 you can now directly do a null safe equals:
Objects.equals(m>x m>, y)
(The Jakarta Commons library ObjectUtils.equals() has become obsolete with Java 7)
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how to “reimport” module to python then code be changed after import
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For Python 2.m>x m>
reload(foo)
For Python 3.m>x m>
import importlib
import foo #import the module here, so that it can be reloaded.
importlib.reload(foo)
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How to install Java SDK on CentOS?
I have CentOS 5, but I don't know the steps to install Java SDK on Linum>x m>.
12 Answers
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