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Does a dot have to be escaped in a character class (square brackets) of a regular expression?
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Where can I find my Azure account name and account key?
...out to someone (such as giving the secondary key to a 3rd-party monitoring company) and revoke it by changing the key, without impacting you (assuming you're using the primary key for yourself).
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Open Graph namespace declaration: HTML with XMLNS or head prefix?
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They are all equivalent and will all work.
Use prefix as it is the new recommended way and is fewer characters.
I'll get all our documentation updated to prefix.
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Properly escape a double quote in CSV
... need to add a single double quote to escape a double quote. You can use a command-line tool called csvfix to detect any lines which don't conform: csvfix check -nl -v [filename]
– Sam Critchley
Jun 30 '16 at 14:51
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Jump to matching XML tags in Vim
Vim % operator jumps to matching parentheses, comment ends and a few other things. It doesn't, however, match XML tags (or any other tag, to the best of my knowledge).
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how to get first three characters of an NSString?
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Best database field type for a URL
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Lowest common denominator max URL length among popular web browsers: 2,083 (Internet Explorer)
http://dev.mysql.com/doc/refman/5.0/en/char.html
Values in VARCHAR columns are variable-length strings. The length can be specified a...
Crontab - Run in directory
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All jobs are executed by a shell, so start that shell snippet by a command to change the directory.
cd /path/to/directory && ./bin/myapp
Concerning the use of && instead of ;: normally it doesn't make a difference, but if the cd command fails (e.g. because the directory do...
Labels for radio buttons in rails form
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I just wanted to say that as a newcomer to Rails, I've found this answer the one I keep coming back to. It's the gift that keeps on giving. Well, until I remember the proper syntax anyway... :)
– John Gallagher
Oct 20 '1...