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What do I use for a max-heap implementation in Python?
...t way is to invert the value of the keys and use heapq. For example, turn 1000.0 into -1000.0 and 5.0 into -5.0.
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Is there a __CLASS__ macro in C++?
...reprocessor stage! :(
– k3a
Aug 23 '10 at 11:51
2
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Split data frame string column into multiple columns
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answered Dec 4 '10 at 4:21
hadleyhadley
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From inside of a Docker container, how do I connect to the localhost of the machine?
...CAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 66:32:13:f0:f1:e3 brd ff:ff:ff:ff:ff:ff
inet 172.17.1.192/16 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::6432:13ff:fef0:f1e3/64 scope link
valid_lft forever ...
What is CDATA in HTML? [duplicate]
...takes me back.
– Lazerbeak12345
Sep 10 at 14:43
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server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
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answered Mar 18 '14 at 10:57
Afzal MasoodAfzal Masood
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What does “#define _GNU_SOURCE” imply?
...ith
the value 200809L (200112L in glibc versions before 2.10;
199506L in glibc versions before 2.5; 199309L in glibc ver‐
sions before 2.1) and _XOPEN_SOURCE with the value 700 (600
in glibc versions before 2.10; 500 in glibc vers...
Reference — What does this symbol mean in PHP?
..., then the increment/decrement operation is done.
For example:
$apples = 10;
for ($i = 0; $i < 10; ++$i) {
echo 'I have ' . $apples-- . " apples. I just ate one.\n";
}
Live example
In the case above ++$i is used, since it is faster. $i++ would have the same results.
Pre-increment is a l...
Accessing class variables from a list comprehension in the class definition
...lowing will fail:
class A:
a = 42
b = list(a + i for i in range(10))
So, to summarize: you cannot access the class scope from functions, list comprehensions or generator expressions enclosed in that scope; they act as if that scope does not exist. In Python 2, list comprehensions were ...
how to change any data type into a string in python
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