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argparse store false if unspecified
...
The store_true option automatically creates a default value of False.
Likewise, store_false will default to True when the command-line argument is not present.
The source for this behavior is succinct and clear: http://hg.python.or...
In Python, how do I create a string of n characters in one line of code?
...
To simply repeat the same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
And if you want something more complex, like n random lowercase letters, it's still only one line of code (not counting the import statements and defining n):
from random import ch...
How to get the number of Characters in a String?
...unes without any packages by converting string to []rune as len([]rune(YOUR_STRING)):
package main
import "fmt"
func main() {
russian := "Спутник и погром"
english := "Sputnik & pogrom"
fmt.Println("count of bytes:",
len(russian),
len(english))
...
What is the difference between GitHub and gist?
...ts{:title='Click to Review the Discover Feature at GitHub Gists'}{:target='_blank'}."
Caveat. No support for Liquid tags at GitHub Gist.
I suppose if I do find something beneficial, I can always ping-back, or cite that source if I do use the work in my full-blown working repos.
Where is the impli...
Creating email templates with Django
...e this:
from django.core.mail import EmailMultiAlternatives
subject, from_email, to = 'hello', 'from@example.com', 'to@example.com'
text_content = 'This is an important message.'
html_content = '<p>This is an <strong>important</strong> message.</p>'
msg = EmailMultiAlternat...
Process escape sequences in a string in Python
...ode the string.
>>> myString = "spam\\neggs"
>>> decoded_string = bytes(myString, "utf-8").decode("unicode_escape") # python3
>>> decoded_string = myString.decode('string_escape') # python2
>>> print(decoded_string)
spam
eggs
Don't use the AST or eval. Using t...
Vim: Creating parent directories on save
...move my previous options and give feedback.
– moebius_eye
Sep 3 '16 at 14:28
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Wget output document and headers to STDOUT
...g/WebPage"><head><meta itemprop="image" content="/images/google_favicon_128.png"><ti
... skipped ...
perhaps you need to update your wget (~$ wget --version
GNU Wget 1.14 built on linux-gnu.)
share
...
How to configure PostgreSQL to accept all incoming connections
...s regardless of the source IP address. How can this be configured in the pg_hba.conf file? I'm using postgreSQL version 8.4.
...
jQuery: keyPress Backspace won't fire?
...tr('name');
var hiddenID = tempField.substr(tempField.indexOf('_') + 1);
$('#' + hiddenID).val('');
$(this).val('')
return;
} // Allow: tab, escape, and enter
else if (event.keyCode == 9 || event.keyCode == 27 || event.keyCode == 13 ||...