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Programmatically generate video or animated GIF in Python?
... ImageMagick. I save my frames as PNG files and then invoke ImageMagick's convert.exe from Python to create an animated GIF. The nice thing about this approach is I can specify a frame duration for each frame individually. Unfortunately this depends on ImageMagick being installed on the machine. ...
How to write the Fibonacci Sequence?
...a short range). Try then to figure out where your program is wrong. Try to convert the "by-hand method" in code. This is for exercise, to learn. I could put down two lines of code but I don't think you'll learn anything from them.
– Andrea Ambu
Feb 3 '09 at 23:...
Is there a built-in function to print all the current properties and values of an object?
So what I'm looking for here is something like PHP's print_r function.
25 Answers
25...
How can I select random files from a directory in bash?
... If you have filenames with newlines: find dirname -type f -print0 | shuf -zn1
– Hitechcomputergeek
Dec 14 '16 at 7:43
5
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Schema for a multilanguage database
... -- Abrunden des Eingabedatums auf 00:00:00 Uhr
SET @reportingdate = CONVERT( datetime, @in_reportingdate)
SET @reportingdate = CAST(FLOOR(CAST(@reportingdate AS float)) AS datetime)
SET @in_reportingdate = CONVERT(varchar(50), @reportingdate)
SET NOCOUNT ON;
SET @sql='SEL...
Enable access control on simple HTTP server
...esponse.
With the shebang at the top, make the file executable and put it into your PATH, and you can just run it using simple-cors-http-server.py too.
Python 3 solution
Python 3 uses SimpleHTTPRequestHandler and HTTPServer from the http.server module to run the server:
#!/usr/bin/env python3
fr...
How to generate a core dump in Linux on a segmentation fault?
... shells out to a debugger (this is the original code used under AIX) and prints the stack trace up to the point of a segmentation fault. You will need to change the sprintf variable to use gdb in the case of Linux.
#include <stdio.h>
#include <signal.h>
#include <stdlib.h>
#includ...
Assigning a variable NaN in python without numpy
...35\lib\fractions.py", line 214, in from_float
raise ValueError("Cannot convert %r to %s." % (f, cls.__name__))
ValueError: Cannot convert nan to Fraction.
Incidentally, you can also do float('Inf'), Decimal('Inf'), or math.inf (3.5+) to assign infinite numbers. (And also see math.isinf(...))...
Instance attribute attribute_name defined outside __init__
... fingerprint=None):
self.raw_file = raw_file
self.ascii_txt = self.convert_resume_to_ascii()
def convert_resume_to_ascii(self):
ret_val = self.raw_file.upper()
return ret_val
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What is the difference between #import and #include in Objective-C?
...o questions asked.
So if you have a file a.h with this contents:
typedef int my_number;
and a file b.c with this content:
#include "a.h"
#include "a.h"
the file b.c will be translated by the preprocessor before compilation to
typedef int my_number;
typedef int my_number;
which will result ...