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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
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
...oughput / bandwidth graphs for the current network utilisation on specific interfaces, such as eth0. How can I return that information at the command line on Linux/UNIX?
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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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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...
Can I create a One-Time-Use Function in a Script or Stored Procedure?
..._executesql @add_a_b_func, @add_a_b_parm, 2, 3, @c = @result OUTPUT;
PRINT CONVERT(varchar, @result); -- prints '5'
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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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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...
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...
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 ...