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How can I read large text files in Python, line by line, without loading it into memory?
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324
I provided this answer because Keith's, while succinct, doesn't close the file explicitly
wit...
Does Java support default parameter values?
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983
No, the structure you found is how Java handles it (that is, with overloading instead of default...
How I can I lazily read multiple JSON values from a file/stream in Python?
... yield obj
Edit: just noticed that this will only work for Python >=3.5. For earlier, failures return a ValueError, and you have to parse out the position from the string, e.g.
def stream_read_json(fn):
import json
import re
start_pos = 0
with open(fn, 'r') as f:
whi...
What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
... Brendan LongBrendan Long
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7
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How do you reindex an array in PHP?
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edited Feb 26 '09 at 16:13
answered Feb 26 '09 at 16:07
An...
What is better, adjacency lists or adjacency matrices for graph problems in C++?
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answered Feb 7 '10 at 21:03
Mark ByersMark Byers
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JavaScript string encryption and decryption?
... decrypted = CryptoJS.AES.decrypt(encrypted, "Secret Passphrase");
//4d657373616765
document.getElementById("demo1").innerHTML = encrypted;
document.getElementById("demo2").innerHTML = decrypted;
document.getElementById("demo3").innerHTML = decrypted.toString(CryptoJS.enc.Utf8);
Full workin...
What does the ??!??! operator do in C?
I saw a line of C that looked like this:
4 Answers
4
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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
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553
Because iostream::eof will only return true after reading the end of the stream. It does not ind...