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Recursively counting files in a Linux directory
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1384
This should work:
find DIR_NAME -type f | wc -l
Explanation:
-type f to include only files....
Get MD5 hash of big files in Python
...s advantage of the fact that MD5 has 128-byte digest blocks (8192 is 128×64). Since you're not reading the entire file into memory, this won't use much more than 8192 bytes of memory.
In Python 3.8+ you can do
import hashlib
with open("your_filename.txt", "rb") as f:
file_hash = hashlib.md5()...
How do I execute a Git command without being in the repository?
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edited Nov 29 '17 at 7:44
DaveyDaveDave
6,39499 gold badges5151 silver badges6767 bronze badges
answe...
CSS3 Transparency + Gradient
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answered Feb 19 '10 at 3:46
OwenOwen
73.7k1919 gold badges112112 silver badges113113 bronze badges
...
Can Python test the membership of multiple values in a list?
...gsubset = set(range(50000))
>>> %timeit bigset >= bigsubset
1.14 ms ± 13.9 µs per loop (mean ± std. dev. of 7 runs, 1000 loops each)
>>> %timeit all(x in bigset for x in bigsubset)
5.96 ms ± 37 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
Using subset testing...
Full-screen iframe with a height of 100%
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284
You could use frameset as the previous answer states but if you are insistent on using iFrames, ...
The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
...s(i) << ", " << c(i) << std::endl;
Output:
0, 0
1, 1
4, 8
9, 27
16, 64
Now compare the above code with the following equivalent code which doesn't use auto:
foam::composition::expression<int> x;
//scroll horizontally to see the complete type!!
foam::composition::expre...
Difference between method and function in Scala
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240
Jim has got this pretty much covered in his blog post, but I'm posting a briefing here for refe...
Is there a template engine for Node.js? [closed]
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edited Sep 9 '16 at 13:24
tzi
5,73411 gold badge1818 silver badges3636 bronze badges
answered Sep 8 '1...
How to initialize a JavaScript Date to a particular time zone
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401
Background
JavaScript's Date object tracks time in UTC internally, but typically accepts inpu...