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Is [CallerMemberName] slow compared to alternatives when implementing INotifyPropertyChanged?
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202
No, the use of [CallerMemberName] is not slower than the upper basic implementation.
This is ...
NOT IN vs NOT EXISTS
...ever. This article shows another one for a query against the AdventureWorks2008 database.
For the NOT IN on a NOT NULL column or the NOT EXISTS against either a nullable or non nullable column it gives the following plan.
When the column changes to NULL-able the NOT IN plan now looks like
It ...
Detect & Record Audio in Python
...ct import pack
import pyaudio
import wave
THRESHOLD = 500
CHUNK_SIZE = 1024
FORMAT = pyaudio.paInt16
RATE = 44100
def is_silent(snd_data):
"Returns 'True' if below the 'silent' threshold"
return max(snd_data) < THRESHOLD
def normalize(snd_data):
"Average the volume out"
MAXIMU...
How to get JSON response from http.Get
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272
The ideal way is not to use ioutil.ReadAll, but rather use a decoder on the reader directly. H...
Favorite way to create an new IEnumerable sequence from a single value?
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answered Jun 20 '09 at 4:40
Bryan WattsBryan Watts
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How to drop multiple columns in postgresql
I want to drop 200 columns in my table in PostgreSQL. I tried:
2 Answers
2
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How to uncheck checkbox using jQuery Uniform library
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12 Answers
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C# - Multiple generic types in one list
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201
public abstract class Metadata
{
}
// extend abstract Metadata class
public class Metadata<...
Start may not be called on a promise-style task. exception is coming
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edited Mar 26 '16 at 23:37
Daniel Williams
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