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Duplicate log output when using Python logging module
...gger() is already a singleton. (Documentation)
The problem is that every time you call myLogger(), it's adding another handler to the instance, which causes the duplicate logs.
Perhaps something like this?
import os
import time
import datetime
import logging
loggers = {}
def myLogger(name):
...
Non-type template parameters
...se non-constant expressions can't be parsed and substituted during compile-time. They could change during runtime, which would require the generation of a new template during runtime, which isn't possible because templates are a compile-time concept.
Here's what the standard allows for non-type temp...
What are the downsides to using Dependency Injection? [closed]
...ners or approaches that perform type resolving generally incur a slight runtime penalty (very negligible, but it's there)
Generally, the benefit of decoupling makes each task simpler to read and understand, but increases the complexity of orchestrating the more complex tasks.
...
Is there a generator version of `string.split()` in Python?
...','']
While there is a little bit of cost seeking within the string each time find() or slicing is performed, this should be minimal since strings are represented as continguous arrays in memory.
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Best way for a 'forgot password' implementation? [closed]
...ering the email address instead of the username, because usernames are sometimes forgotten too.
The system has a table password_change_requests with the columns ID, Time and UserID. When the new user presses the button, a record is created in the table. The Time column contains the time when the use...
Getting MAC Address
... cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing the outp...
How to Compare Flags in C#?
... is great, I've been waiting for this relatively simple feature for a long time. Glad they decided to slip it in.
– Rob van Groenewoud
Apr 13 '10 at 22:25
9
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How do I read / convert an InputStream into a String in Java?
...mance tests for small String (length = 175), url in github (mode = Average Time, system = Linux, score 1,343 is the best):
Benchmark Mode Cnt Score Error Units
8. ByteArrayOutputStream and read (JDK) avgt 10 1,343 ± 0,028 us/op
6. InputStre...
Why is auto_ptr being deprecated?
...n) that assumes that copy syntax has copy semantics will likely have a run-time error if used with auto_ptr, because auto_ptr silently moves with copy syntax. The issue is much larger than just sort.
– Howard Hinnant
Nov 15 '17 at 14:10
...
Programmer Puzzle: Encoding a chess board state throughout a game
...to h8 it can be promoted to any other piece (but not the king). 99% of the time it is promoted to a Queen but sometimes it isn’t, typically because that may force a stalemate when otherwise you’d win. This is written as:
h8=Q
This is important in our problem because it means we can’t count...