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How to check if BigDecimal variable == 0 in java?
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10 Answers
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MySQL root access from all hosts
...siest way is to comment out the line in your my.cnf file:
#bind-address = 127.0.0.1
and restart mysql
service mysql restart
By default it binds only to localhost, but if you comment the line it binds to all interfaces it finds. Commenting out the line is equivalent to bind-address=*.
To chec...
Get number days in a specified month using JavaScript? [duplicate]
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// Month here is 1-indexed (January is 1, February is 2, etc). This is
// because we're using 0 as the day so that it returns the last day
// of the last month, so you have to add 1 to the month number
// so it returns the correct amount of ...
Capitalize only first character of string and leave others alone? (Rails)
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17 Answers
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How does this CSS produce a circle?
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How does a border of 180 pixels with height/width-> 0px become a circle with a radius of 180 pixels?
Let's reformulate that into two questions:
Where do width and height actually apply?
Let's have a look at the areas of a typical box (sour...
Is there a way to measure how sorted a list is?
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142
You can simply count the number of inversions in the list.
Inversion
An inversion in a sequenc...
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...
Overlaying histograms with ggplot2 in R
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115
Your current code:
ggplot(histogram, aes(f0, fill = utt)) + geom_histogram(alpha = 0.2)
is ...
How to pass optional arguments to a method in C++?
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145
Here is an example of passing mode as optional parameter
void myfunc(int blah, int mode = 0)...