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time.sleep — sleeps thread or process?
...sleep(1)
class waiter(Thread):
def run(self):
for x in xrange(100,103):
print x
time.sleep(5)
def run():
worker().start()
waiter().start()
Which will print:
>>> thread_test.run()
0
100
>>> 1
2
3
4
5
101
6
7
8
9
10
102
...
How to automatically generate N “distinct” colors?
... can distribute the hues like so:
// assumes hue [0, 360), saturation [0, 100), lightness [0, 100)
for(i = 0; i < 360; i += 360 / num_colors) {
HSLColor c;
c.hue = i;
c.saturation = 90 + randf() * 10;
c.lightness = 50 + randf() * 10;
addColor(c);
}
...
Is it worth using Python's re.compile?
...
I've had a lot of experience running a compiled regex 1000s of times versus compiling on-the-fly, and have not noticed any perceivable difference. Obviously, this is anecdotal, and certainly not a great argument against compiling, but I've found the difference to be negligible....
Check for installed packages before running install.packages() [duplicate]
...
Sacha Epskamp
40.5k1616 gold badges100100 silver badges128128 bronze badges
answered Feb 18 '12 at 13:48
ShuguangShuguang
...
Error: request entity too large
...ameters than this value, a 413 will be returned to the client.
Defaults to 1000.
Try with this code:
var bodyParser = require('body-parser');
app.use(bodyParser.json({limit: "50mb"}));
app.use(bodyParser.urlencoded({limit: "50mb", extended: true, parameterLimit:50000}));
...
Soft keyboard open and close listener in an activity in Android
...
@tsig your +100 solution depends on specific screen. Failed on tablets and hdpi phones. I used correction as ten percent of device height. That means if view height is lower than screenHeight - 10% the keyboard is open. else keyboard is ...
data.frame rows to a list
...eresting solutions:
data("Batting", package = "Lahman")
x <- Batting[1:10000, 1:10]
library(benchr)
library(purrr)
benchmark(
split = split(x, seq_len(.row_names_info(x, 2L))),
mapply = .mapply(function(...) structure(list(...), class = "data.frame", row.names = 1L), x, NULL),
purrr ...
Have a div cling to top of screen if scrolled down past it [duplicate]
I have a div which, when my page is first loaded, is about 100px from the top (it holds some buttons etc. for the page).
4 ...
Android canvas draw rectangle
...h(0);
paint.setStyle(Paint.Style.STROKE);
canvas.drawRect(100, 100, 200, 200, paint);
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jquery's append not working with svg element?
... return el;
}
var circle= makeSVG('circle', {cx: 100, cy: 50, r:40, stroke: 'black', 'stroke-width': 2, fill: 'red'});
document.getElementById('s').appendChild(circle);
circle.onmousedown= function() {
alert('hello');
};
</script&g...