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How to change Android version and code version number?
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10 Answers
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Is it possible to view RabbitMQ message contents directly from the command line?
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107
You should enable the management plugin.
rabbitmq-plugins enable rabbitmq_management
See he...
Why is Go so slow (compared to Java)?
As we could see from The Computer Language Benchmarks Game in 2010:
10 Answers
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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...
binning data in python with scipy/numpy
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184
It's probably faster and easier to use numpy.digitize():
import numpy
data = numpy.random.ran...
Generate random password string with requirements in javascript
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18 Answers
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OS X Terminal Colors [closed]
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751
Here is a solution I've found to enable the global
terminal colors.
Edit your .bash_profile (si...
java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
...Here's the list of versions:
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45
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What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
4
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Running a cron job at 2:30 AM everyday
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541
crontab -e
add:
30 2 * * * /your/command
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