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Analyze audio using Fast Fourier Transform
...ly spaced frequencies, starting at 0. Because your sampling frequency is 44100 samples / sec. and the number of points in your FFT is 256, your frequency spacing is 44100 / 256 = 172 Hz (approximately)
The first coefficient in your array will be the 0 frequency coefficient. That is basically the av...
AngularJS - Access to child scope
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162
Scopes in AngularJS use prototypal inheritance, when looking up a property in a child scope th...
Compare DATETIME and DATE ignoring time portion
...ype in SQL Server 2008 to compare just the date portion:
IF CAST(DateField1 AS DATE) = CAST(DateField2 AS DATE)
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How to copy part of an array to another array in C#?
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int[] b = new int[3];
Array.Copy(a, 1, b, 0, 3);
a = source array
1 = start index in source array
b = destination array
0 = start index in destination array
3 = elements to copy
sha...
What is the correct way to get a subarray in Scala?
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131
You can call the slice method:
scala> Array("foo", "hoo", "goo", "ioo", "joo").slice(1, 4)...
Swift - Convert to absolute value
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417
The standard abs() function works great here:
let c = -8
print(abs(c))
// 8
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Getting current unixtimestamp using Moment.js
... using the following JavaScript function: Math.floor(new Date().getTime()/1000) .
4 Answers
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“render :nothing => true” returns empty plaintext file?
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146
UPDATE: This is an old answer for legacy Rails versions. For Rails 4+, see William Denniss' po...
Skipping Iterations in Python
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edited Aug 3 '18 at 9:59
Richie Bendall
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How to provide different Android app icons for different gradle buildTypes?
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162
Figured it out. What you need to do is create a separate src folder called debug that holds th...