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How can I play sound in Java?
...m("/path/to/sounds/" + url));
clip.open(inputStream);
clip.start();
} catch (Exception e) {
System.err.println(e.getMessage());
}
}
}).start();
}
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How to set environment variables from within package.json
...some environment variables from within package.json to be used with npm start like commands?
14 Answers
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“Cross origin requests are only supported for HTTP.” error when loading a local file
... file some.html or file(s) exist using the command cd /path/to/your/folder
Start up a Python web server using the command python -m SimpleHTTPServer
This will start a web server to host your entire directory listing at http://localhost:8000
You can use a custom port python -m SimpleHTTPServer 9...
Android: open activity without save into the stack
...
When starting your list's Activity, set its Intent flags like so:
Intent i = new Intent(...); // Your list's Intent
i.setFlags(i.getFlags() | Intent.FLAG_ACTIVITY_NO_HISTORY); // Adds the FLAG_ACTIVITY_NO_HISTORY flag
startActivi...
How to start nginx via different port(other than 80)
...are serving the Nginx instance on port 81.
server {
listen 81;
}
To start the server, run the command line below;
sudo service nginx start
You may now access your application on port 81 (for localhost, http://localhost:81).
...
How can I make setInterval also work when a tab is inactive in Chrome?
...nimationFrame:
var target = document.querySelector('div#target')
var startedAt, duration = 3000
var domain = [-100, window.innerWidth]
var range = domain[1] - domain[0]
function start() {
startedAt = Date.now()
updateTarget(0)
requestAnimationFrame(update)
}
function update()...
Python function overloading
...;>> @dispatch(Sprite, Point, Vector, int)
... def add_bullet(sprite, start, direction, speed):
... print("Called Version 1")
...
>>> @dispatch(Sprite, Point, Point, int, float)
... def add_bullet(sprite, start, headto, speed, acceleration):
... print("Called version 2")
...
&g...
Explicitly select items from a list or tuple
...e 1st was changed to be the same as the 4th.
Another option would be to start out with a numpy.array which allows indexing via a list or a numpy.array:
>>> import numpy
>>> myBigList = numpy.array(range(1000))
>>> myBigList[(87, 342, 217, 998, 500)]
Traceback (most rec...
Print a file, skipping the first X lines, in Bash [duplicate]
... excluding first N lines. >
That is, if you want to skip N lines, you start printing line N+1. Example:
$ tail -n +11 /tmp/myfile
< /tmp/myfile, starting at line 11, or skipping the first 10 lines. >
If you want to just see the last so many lines, omit the "+":
$ tail -n <N> <...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...eding. Here's a brief implementation.
def spoonfeed(qs, func, chunk=1000, start=0):
''' Chunk up a large queryset and run func on each item.
Works with automatic primary key fields.
chunk -- how many objects to take on at once
start -- PK to start from
>>> spoonfeed(...