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Understanding slice notation
...ve slightly differently depending on the number of arguments, similarly to range(), i.e. both slice(stop) and slice(start, stop[, step]) are supported.
To skip specifying a given argument, one might use None, so that e.g. a[start:] is equivalent to a[slice(start, None)] or a[::-1] is equivalent to a...
Read password from stdin
... p1, p2 = pprompt()
return user, p1
(This is Python 3.x; use raw_input instead of input when using Python 2.x.)
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Python idiom to return first item or None
...ce you don't have to construct the whole list like in next(iter(x for x in range(10) if x % 2 == 0), None)
– RubenLaguna
Feb 11 '16 at 9:25
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How to send email to multiple recipients using python smtplib?
...e two replies you received. Set msg['To'] to a single string, but pass the raw list to sendmail:
emails = ['a.com','b.com', 'c.com']
msg['To'] = ', '.join( emails )
....
s.sendmail( msg['From'], emails, msg.as_string())
s...
NoSql vs Relational database
...ROM images WHERE blob CONTAINS('red car'). So while you can store the data raw in the database, you can't search it without attaching metadata. Full-text-search modules in RDBMS systems bridges some of the semi-structural gap.
– I GIVE CRAP ANSWERS
Nov 12 '10 a...
TypeError: 'str' does not support the buffer interface
...
For Python 3.x you can convert your text to raw bytes through:
bytes("my data", "encoding")
For example:
bytes("attack at dawn", "utf-8")
The object returned will work with outfile.write.
...
How do I programmatically determine operating system in Java?
...
As indicated in other answers, System.getProperty provides the raw data. However, the Apache Commons Lang component provides a wrapper for java.lang.System with handy properties like SystemUtils.IS_OS_WINDOWS, much like the aforementioned Swingx OS util.
...
NullPointerException in Java with no StackTrace
...re so that we add some descriptive statement to the logs instead of just a raw stacktrace.
– Edward Shtern
Mar 9 '10 at 19:25
5
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Unicode character in PHP string
...) {
return str_encode_utf8binary(json_decode($str));
}
// Example for raw string: Unicode Character 'INFINITY' (U+221E)
echo str_encode_utf8binary('∞') . "\n";
// \xe2\x88\x9e
// Example for HTML: Unicode Character 'HAIR SPACE' (U+200A)
echo str_convert_html_to_utf8binary(' ') . "\...
What is the correct way to restore a deleted file from SVN?
...ght click in Explorer, go to TortoiseSVN -> Merge...
Make sure "Merge a range of revisions" is selected, click Next
In the "Revision range to merge" textbox, specify the revision that removed the file
Check the "Reverse merge" checkbox, click Next
Click Merge
That is completely untested, howeve...