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How to use the 'og' (Open Graph) meta tag for Facebook share
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1) Facebook will read the <meta name="author"> tag and display it in the preview when someone shares a page 2) Facebook now has support for <meta property="article:author"> (details at giannopoulos.net/2015/06/20/…) and will di...
How do I put variables inside javascript strings?
...it would be really useful to make it clear on pages such as nodejs.org/api/readline.html that it is a backtick. There was an issue for it here: github.com/nodejs/docs/issues/55
– Gail Foad
Sep 29 '17 at 19:55
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Detach many subdirectories into a new, separate Git repository
...file like a_file_and_make_a_commit, you can choose to add a .gitignore, or README.md etc.
4 - Merge apps repo first:
git remote add apps-repo ../apps-repo
git fetch apps-repo
git merge -s ours --no-commit apps-repo/master # see below note.
git read-tree --prefix=apps -u apps-repo/master
git commit...
How do I get a background location update every n minutes in my iOS application?
...high accuracy. The only thing you don't do is you don't actually use the already received location until you reach an interval of 5 minutes...
– Honey
Jul 20 '17 at 15:56
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How to disable phone number linking in Mobile Safari?
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Went in to implement the awoodland's code before I read badger110 comment. So there I am, in AppDelegate.m when it occurs to me that I've seen this somewhere. I start looking around, find the checkbox in xib file and I think I've just discovered something magical. I come b...
Accessing dict keys like an attribute?
... __init__).
By calling super()'s __init__() method we made sure that it (already) behaves exactly like a dictionary, since that function calls all the dictionary instantiation code.
One reason why Python doesn't provide this functionality out of the box
As noted in the "cons" list, this combines th...
Emulating a do-while loop in Bash
... :
done
Instead of the colon, you can use continue if you find that more readable. You can also insert a command that will only run between iterations (not before first or after last), such as echo "Retrying in five seconds"; sleep 5. Or print delimiters between values:
i=1; while printf '%d' "$(...
Assign pandas dataframe column dtypes
... manually parse into a list of lists, as the file was not amenable for pd.read_csv )
6 Answers
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Javascript set img src
...bably missing something simple but it's quite annoying when everything you read doesn't work. I have images which may be duplicated many times over the course of a dynamically generated page. So the obvious thing to do is to preload it and use that one variable as the source all the time.
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...ciated with the controlling terminal, and is inherited from the shell that reads stdin and sets up the argument list to perl, they are NOT the same thing.
– William Pursell
Jun 10 '11 at 15:57
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