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How to take the first N items from a generator or list in Python? [duplicate]
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lunixbochslunixbochs
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how to return index of a sorted list? [duplicate]
...ray([2,3,1,4,5])
>>> vals
array([2, 3, 1, 4, 5])
>>> sort_index = numpy.argsort(vals)
>>> sort_index
array([2, 0, 1, 3, 4])
If not available, taken from this question, this is the fastest method:
>>> vals = [2,3,1,4,5]
>>> sorted(range(len(vals)), key=...
Convert Iterable to Stream using Java 8 JDK
...mportant to most of daily iterable operations.
– user_3380739
Dec 7 '16 at 0:27
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How to check if an object is a generator object in python?
...iterators though.
– jlh
May 2 at 14:32
add a comment
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What does the restrict keyword mean in C++?
... callq 40b <fr+0x1b>
407: R_X86_64_PC32 memset-0x4
40b: 48 83 c4 08 add $0x8,%rsp
40f: 48 89 da mov %rbx,%rdx
412: 48 89 ef mov %rbp,%rdi
415: 5b pop %rbx
416: 5d ...
JSON formatter in C#?
...rtant: fixed some bugs.
class JsonHelper
{
private const string INDENT_STRING = " ";
public static string FormatJson(string str)
{
var indent = 0;
var quoted = false;
var sb = new StringBuilder();
for (var i = 0; i < str.Length; i++)
{
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Substitute multiple whitespace with single whitespace in Python [duplicate]
...ce characters that are combined.
To match unicode whitespace:
import re
_RE_COMBINE_WHITESPACE = re.compile(r"\s+")
my_str = _RE_COMBINE_WHITESPACE.sub(" ", my_str).strip()
To match ASCII whitespace only:
import re
_RE_COMBINE_WHITESPACE = re.compile(r"(?a:\s+)")
_RE_STRIP_WHITESPACE = re.co...
Create a dictionary on a list with grouping
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Are PHP include paths relative to the file or the calling code?
...f you want to make it matter, and do an include relative to B.php, use the __FILE__ constant (or __DIR__ since PHP 5.2 IIRC) which will always point to the literal current file that the line of code is located in.
include(dirname(__FILE__)."/C.PHP");
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Do I need to explicitly call the base virtual destructor?
...of concept with results:
class base {
public:
base() { cout << __FUNCTION__ << endl; }
~base() { cout << __FUNCTION__ << endl; }
};
class derived : public base {
public:
derived() { cout << __FUNCTION__ << endl; }
~derived() { cout << __FU...