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Detect & Record Audio in Python
...dio.paInt16
FRAME_MAX_VALUE = 2 ** 15 - 1
NORMALIZE_MINUS_ONE_dB = 10 ** (-1.0 / 20)
RATE = 44100
CHANNELS = 1
TRIM_APPEND = RATE / 4
def is_silent(data_chunk):
"""Returns 'True' if below the 'silent' threshold"""
return max(data_chunk) < THRESHOLD
def normalize(data_all):
"""Amplif...
How to implement a secure REST API with node.js
...
I read a lot about oauth 1.0 and oauth 2.0 and both versions seems not very secure. Wikipedia wrote that are some security leaks in oauth 1.0. Also i found a article that about one of the core developer leave the team becouse oauth 2.0 is to unsecur...
What is the equivalent of the C# 'var' keyword in Java?
...h you use anonymous objects and generics, neither of which existed in .NET 1.0, making it less useful as a hypothetical keyword in the first version of C♯. I would only name a RadioButton radioButton in the case of a factory or helper method where the only thing significant about the button was th...
Difference between float and decimal data type
...ed in base-2. 0.1 can't, for instance, and so you see strange results like 1.0 - 0.1 = 0.8999999.
Decimals store base-10 numbers. Decimal is an good type for most business math (but any built-in "money" type is more appropriate for financial calculations), where the range of values exceeds that pro...
AI2 Media Notification
German Version Version Adjustments 1.0 (2021-05-05) Initial Version 1.1 (2021-07-11) GetDuration & GetDurationString removed. Instead use extension UrsMediaHelper. Method SetMetaDataFromMH for getting metadata from an UrsMediaHelper component adde...
iOS 8 removed “minimal-ui” viewport property, are there other “soft fullscreen” solutions?
...t;
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Scroll Test</title>
<style>
html, body {
height: 100%;
}
html {
background-color: red;
}
body {
backgrou...
What are Aggregates and PODs and how/why are they special?
...ber.109
To this in C++14:
A class S is a standard-layout class if it:
(3.1) has no non-static data members of type non-standard-layout class (or array of such types) or reference,
(3.2) has no virtual functions and no virtual base classes,
(3.3) has the same access control for all non-static dat...
Use Visual Studio web.config transform for debugging [duplicate]
...ated this file. And I have placed the following content:
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<!-- Make sure web.config will be there even for package/publish -->
<Target Name="CopyWe...
What is the difference between NaN and None?
...results):
In [15]: s_bad.sum()
Out[15]: 1
In [16]: s_good.sum()
Out[16]: 1.0
To answer the second question:
You should be using pd.isnull and pd.notnull to test for missing data (NaN).
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i...
Assign width to half available screen width declaratively
...e changing it to a percentage, then see this answer.
XML
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas...