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Is there a way to make R beep/play a sound at the end of a script?
...r know when something is finished. Is there a way to invoke a beep (like a system beep) or get R to play a sound or notify growl via some code at the end of my script?
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How to read a file line-by-line into a list?
...list takes up about 13.22% more space than a tuple. Results come from from sys import getsizeof as g; i = [None] * 1000; round((g(list(i)) / g(tuple(i)) - 1) * 100, 2). Creating a tuple takes about 4.17% more time than creating a list (with a 0.16% standard deviation). Results come from running from...
Spring MVC type conversion : PropertyEditor or Converter?
I am looking for the easiest and simplest way to bind and convert data in Spring MVC. If possible, without doing any xml configuration.
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Two-way encryption: I need to store passwords that can be retrieved
...successfully encrypted using mcrypt, run it through base64_encode and then convert it to hex code. Once in hex code it's easy to transfer in a variety of ways.
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
$key = substr("SUP...
How to return a file using Web API?
...e
{
// sendo file to client
byte[] bytes = Convert.FromBase64String(file.pdfBase64);
result = Request.CreateResponse(HttpStatusCode.OK);
result.Content = new ByteArrayContent(bytes);
result.Content.Headers.ContentDisposition = new...
Most efficient way to concatenate strings?
...choice though not for perf reasons. It can be clumsy syntax. Resharper can convert back and forth at will.
– usr
May 8 '18 at 16:13
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How to convert a PNG image to a SVG? [closed]
How to convert a PNG image to a SVG?
15 Answers
15
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How to compare arrays in JavaScript?
......" well, then you should note there ARE loops. First recursive loop that converts Array to string and second, that compares two strings. So this method is faster than use of string.
I believe that larger amounts of data should be always stored in arrays, not in objects. However if you use objects,...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...type(obj)
if t in (list, tuple):
if t == tuple:
# Convert to a list if a tuple to
# allow assigning to when copying
is_tuple = True
obj = list(obj)
else:
# Otherwise just do a quick slice copy
obj = obj[:]...
How do you get the logical xor of two variables in Python?
... the ^ operator):
from operator import xor
xor(bool(a), bool(b)) # Note: converting to bools is essential
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