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Expand a random range from 1–5 to 1–7
...2, 3 },
{ 4, 5, 6, 7, 1 },
{ 2, 3, 4, 5, 6 },
{ 7, 0, 0, 0, 0 }
};
int result = 0;
while (result == 0)
{
int i = rand5();
int j = rand5();
result = vals[i-1][j-1];
}
return result;
}
How does it work? Think of it like this: i...
How do I get Month and Date of JavaScript in 2 digit format?
...
("0" + this.getDate()).slice(-2)
for the date, and similar:
("0" + (this.getMonth() + 1)).slice(-2)
for the month.
share
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Random color generator
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1062
Use getRandomColor() in place of "#0000FF":
function getRandomColor() {
var letters = ...
Random float number generation
...need to employ a more advanced method.
This will generate a number from 0.0 to 1.0, inclusive.
float r = static_cast <float> (rand()) / static_cast <float> (RAND_MAX);
This will generate a number from 0.0 to some arbitrary float, X:
float r2 = static_cast <float> (rand()) / ...
Which method performs better: .Any() vs .Count() > 0?
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edited Nov 20 '08 at 12:51
answered Nov 20 '08 at 12:37
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Parsing command-line arguments in C?
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190
To my knowledge, the three most popular ways how to parse command line arguments in C are:
Get...
Redirecting to URL in Flask
...oute('/')
def hello():
return redirect("http://www.example.com", code=302)
if __name__ == '__main__':
# Bind to PORT if defined, otherwise default to 5000.
port = int(os.environ.get('PORT', 5000))
app.run(host='0.0.0.0', port=port)
See the documentation on flask docs. The default ...
How can I create directory tree in C++/Linux?
...ries in path
@(#)Author: J Leffler
@(#)Copyright: (C) JLSS 1990-2020
@(#)Derivation: mkpath.c 1.16 2020/06/19 15:08:10
*/
/*TABSTOP=4*/
#include "posixver.h"
#include "mkpath.h"
#include "emalloc.h"
#include <errno.h>
#include <string.h>
/* "sysstat.h" == <sys/stat...
Prevent flicker on webkit-transition of webkit-transform [duplicate]
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answered Oct 13 '10 at 8:21
rpittingrpitting
3,21511 gold badge1616 silver badges1010 bronze badges
...
Decreasing for loops in Python impossible?
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220
for n in range(6,0,-1):
print n
# prints [6, 5, 4, 3, 2, 1]
...