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Setting Short Value Java
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The "1." was only cut of in Java 5 and later. Java 1.0-1.4 are always refered to by that name by Sun. And that is done intentionally, because Sun used "Java 2" to refer to Java 1.2 up to Java 1.5/Java 5. It is very confusing, but inventing new names that Sun never used doesn'...
Remove empty lines in text using Visual Studio
...nto just one. It works for me. Thanks!
– Ricardo França
Sep 23 '16 at 14:25
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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
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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...
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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