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What is the preferred/idiomatic way to insert into a map?
... which you assign a value. Obviously, this can be inefficient if the mapped_type can benefit from being directly initialized instead of default constructed and assigned. This method also makes it impossible to determine if an insertion has indeed taken place or if you have only overwritten the value...
Split a List into smaller lists of N size
...se by case.
– Rafal
Aug 25 '16 at 9:32
@Rafal I agree, I've found numerous .Skip()s in my company's code base, and whi...
Picking a random element from a set
...
32
Fast solution for Java using an ArrayList and a HashMap: [element -> index].
Motivation: I ...
SQL Server: Examples of PIVOTing String data
...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...
How do I get the first element from an IEnumerable in .net?
...
Erik ForbesErik Forbes
32.9k2626 gold badges9292 silver badges116116 bronze badges
...
Is there a VB.NET equivalent for C#'s '??' operator?
...' </remarks>
<System.Runtime.CompilerServices.Extension()> _
Public Function Coalesce(Of T)(ByVal obj As T, ByVal ParamArray args() As T) As T
If obj IsNot Nothing Then
Return obj
End If
Dim arg As T
For Each arg In args
I...
Android Fragment lifecycle over orientation changes
...|
edited Mar 22 '17 at 12:32
answered Dec 30 '11 at 10:57
G...
When to use self over $this?
... better
– MydKnight
Jul 12 '15 at 0:32
What about $this::?
– James
Dec 21 '17 a...
Get environment variable value in Dockerfile
...iel van Flymen
7,88733 gold badges1919 silver badges3232 bronze badges
12
...
Log all requests from the python-requests module
...print name into that module:
import logging
import http.client
httpclient_logger = logging.getLogger("http.client")
def httpclient_logging_patch(level=logging.DEBUG):
"""Enable HTTPConnection debug logging to the logging framework"""
def httpclient_log(*args):
httpclient_logger.l...