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Is there a way to ignore header lines in a UNIX sort?
... you run it on a seekable file, bash reads a larger chunk (128 bytes in my test), then lseeks back to after the end of the first line. If you run it on a pipe, bash reads one char at a time until it passes the end of the line.
– Sam Watkins
May 5 '15 at 9:01
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How do I get the path to the current script with Node.js?
...ory is a very different thing. If you run something like cd /foo; node bar/test.js, current directory would be /foo, but the script is located in /foo/bar/test.js.
– rjmunro
Jul 5 '18 at 11:20
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multiple prints on the same line in Python
... will count from 0% to 100% on one line. Final value will be:
> python test.py
100%
Additional info about flush in this case here: Why do python print statements that contain 'end=' arguments behave differently in while-loops?
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Converting HTML files to PDF [closed]
...endered HTML not strict XHTML. Though this can be mitigated with automated tests or some process that involves XML validation.
– SteveT
Jun 19 '13 at 13:43
3
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How do I change the title of the “back” button on a Navigation Bar
...
Tested and verified on iOS 7 in Xcode 5.0.2. This WILL change the previous screen's title to Back when you go back to it though.
– Alex Zavatone
Jan 17 '14 at 17:54
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Offset a background image from the right using CSS
...ion: right 10px top;
As far as I know this is not supported in IE8. In latest Chrome/Firefox it works fine.
See Can I use for details on the supported browsers.
Used source: http://tanalin.com/en/blog/2011/09/css3-background-position/
Update:
This feature is now supported in all major browsers...
“CASE” statement within “WHERE” clause in SQL Server 2008
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But it won't work the way you have written them eg:
WHERE
CASE LEN('TestPerson')
WHEN 0 THEN co.personentered = co.personentered
ELSE co.personentered LIKE '%TestPerson'
END
You may have better luck using combined OR statements like this:
WHERE (
(LEN('TestPerson')...
SQL Server Insert if not exists
...ill sometimes fail, because a second connection can pass the IF NOT EXISTS test before the first connection executes the INSERT, i.e. a race condition. See stackoverflow.com/a/3791506/1836776 for a good answer on why even wrapping in a transaction doesn't solve this.
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Javascript swap array elements
...uch more neatly:"
[ list[x], list[y] ] = [ list[y], list[x] ];
My quick tests showed that this Pythonic code works great in the version of JavaScript
currently used in "Google Apps Script" (".gs").
Alas, further tests show this code gives a "Uncaught ReferenceError: Invalid left-hand side in assi...
Update Item to Revision vs Revert to Revision
...essing subversion is going to see the conflict and force me to merge the latest version in the repository into my modified working copy before I submit it.
– Eric Anastas
Aug 1 '09 at 19:48
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