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Using @property versus getters and setters
...re
whether the attribute is read-only or read-write. Properties fail this test
if the attribute writable.
There is no need for the user to define an extra variable underlying the function, so we don't need the __init__ or setattr in the code. The variable just exists by the fact we've created this...
Calculating frames per second in a game
...o change the number of frames to store in the Queue as it runs, so you can test it out on the fly what is the best value for you.
// Number of past frames to use for FPS smooth calculation - because
// Unity's smoothedDeltaTime, well - it kinda sucks
private int frameTimesSize = 60;
// A Queue is ...
Multiprocessing - Pipe vs Queue
... as possible. These are the timing results of a drag race between similar tests using Pipe() and Queue()... This is on a ThinkpadT61 running Ubuntu 11.10, and Python 2.7.2.
FYI, I threw in results for JoinableQueue() as a bonus; JoinableQueue() accounts for tasks when queue.task_done() is called (...
Converting XML to JSON using Python?
... in every node key like this: {'{maven.apache.org/POM/4.0.0}artifactId': 'test-service', which came from xml like this: <project xmlns="maven.apache.org/POM/4.0.0" xsi:schemaLocation="maven.apache.org/POM/4.0.0 maven.apache.org/xsd/maven-4.0.0.xsd" xmlns:xsi="w3.org/2001/XMLSchema-instance">...
How do I get only directories using Get-ChildItem?
... only directories recursively
ls -file -r #lists only files recursively
Tested on PowerShell 4.0, PowerShell 5.0 (Windows 10), PowerShell Core 6.0 (Windows 10, Mac, and Linux), and PowerShell 7.0 (Windows 10, Mac, and Linux).
Note: On PowerShell Core, symlinks are not followed when you specify t...
Assigning a variable NaN in python without numpy
...only doing one or two assignments of nan total, then using numpy.nan is fastest.
– Daniel Goldfarb
Apr 12 '19 at 17:45
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C#: Assign same value to multiple variables in single statement
...d.
static void Main(string[] args)
{
var accessorSource = new AccessorTest(5);
var accessor1 = new AccessorTest();
var accessor2 = new AccessorTest();
accessor1.Value = accessor2.Value = accessorSource.Value;
Console.ReadLine();
}
public class AccessorTest
{
public Access...
How do you Encrypt and Decrypt a PHP String?
...zero($ciphertext);
sodium_memzero($key);
return $plain;
}
Then to test it out:
<?php
// This refers to the previous code block.
require "safeCrypto.php";
// Do this once then store it somehow:
$key = random_bytes(SODIUM_CRYPTO_SECRETBOX_KEYBYTES);
$message = 'We are all living in a yel...
Using AES encryption in C#
...st requires the following:
string encrypted = Cryptography.Encrypt(data, "testpass");
string decrypted = Cryptography.Decrypt(encrypted, "testpass");
By default, the implementation uses AesManaged - but you could actually also insert any other SymmetricAlgorithm. A list of the available Symmetric...
Working Soap client example
...avax.xml.soap.*;
public class SOAPClientSAAJ {
// SAAJ - SOAP Client Testing
public static void main(String args[]) {
/*
The example below requests from the Web Service at:
http://www.webservicex.net/uszip.asmx?op=GetInfoByCity
To call other W...