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What's the magic of “-” (a dash) in command-line parameters?
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If you mean the naked - at the end of the tar command, that's common on many commands that want to use a file.
It allows you to specify standard input or output rather than an actual file name.
That's the case for your first and t...
jQuery Data vs Attr?
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ok, now I see what you mean. Didn't know about that small detail, thanks for the update :)
– vitorbal
Aug 31 '12 at 12:06
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Rails: Using build with a has_one association in rails
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Supposedly if user belonged to profile(meaning user table has foreign_key profile_id in its table) then also building profile for user will work as mentioned above i.e but for new action only user.build_profile for edit user.build_profile if user.profile.nil? ...
How to get the full path of running process?
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@GAPS: I'm sure he means, "get your process instance however you get it here."
– Jeff Mercado
Mar 31 '11 at 8:35
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Where can I get Google developer key
...nks so people know what you're talking about. Saying "cloud console" could mean a lot of different things, since Google's changes their site layout every 5 seconds. Case in point https://console.cloud.google.com/ no longer has anything called "APIs & auth".
– Cerin
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Auto line-wrapping in SVG text
...d filling etc, and that you can specify either of width or height as auto, meaning that the text can flow freely in that direction. ForeignObject acts as clipping viewport.
Note: while the above example is valid SVG 1.1 content, in SVG 2 the 'requiredFeatures' attribute has been removed, which mean...
What is the best way to prevent session hijacking?
...e sure your login page is HTTPS. When a user logs in, set a secure cookie (meaning the browser will only transmit it over an SSL link) in addition to the regular session cookie. Then, when a user visits one of your "sensitive" areas, redirect them to HTTPS, and check for the presence of that secure ...
What is a StoryBoard ID and how can i use this?
...ll create an instance of the view controller every time it is called. That means you could create another instance when another button is pressed, for example.
let vc = storyboard?.instantiateViewController(withIdentifier: "MyViewController") as! ViewController
present(vc, animated: true, co...
One-liner to take some properties from object in ES 6
...e essential problem -- that all property names have to be written twice -- means it doesn't scale any better than your solution). My solution at least scales well...right the pick function once, and you can pick as many properties you want and it won't double them.
– Ethan Bro...
How to use multiple AWS Accounts from the command line?
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@mgd Q can you more describe what you mean "one mention per comment" ?
– BG BRUNO
Mar 14 '18 at 20:26
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