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Facebook API “This app is in development mode”

What does "development mode" mean for a facebook app? I find no exact explanation of what I can and can't do while in development mode and what's the relation with the "Not available to all users because your app is not live". ...
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Group vs role (Any real difference?)

Can anyone tell me, what's the real difference between group and role? I've been trying to figure this out for some time now and the more information I read, the more I get the sense that this is brought up just to confuse people and there is no real difference. Both can do the other's job. I've alw...
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Add params to given URL in Python

... @chefhose the question is ... relative to what ? You are not in a web page, there is no context to be relative to. – Christophe Roussy Dec 23 '19 at 10:05 ...
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What is the best way to measure execution time of a function? [duplicate]

...mance? High resolution timer in .NET Environment.TickCount vs DateTime.Now What’s the best way to benchmark programs in Windows? share | improve this answer | follow ...
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What is a Context Free Grammar?

Can someone explain to me what a context free grammar is? After looking at the Wikipedia entry and then the Wikipedia entry on formal grammar, I am left utterly and totally befuddled. Would someone be so kind as to explain what these things are? ...
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What's Pros and Cons: putting javascript in head and putting just before the body close

....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f2451417%2fwhats-pros-and-cons-putting-javascript-in-head-and-putting-just-before-the-bod%23new-answer', 'question_page'); } ); Post as a guest ...
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DLL and LIB files - what and why?

...dn't it be easier to just include all the code in a single executable? And what's the difference between DLL's and LIB's? 5...
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What is the X-REQUEST-ID http header?

...s in his/her comment that the ID was set by a router and here its clients. What are clients ? – Stephan Nov 27 '14 at 17:44 4 ...
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Any way to properly pretty-print ordered dictionaries?

...data structure made up of any arbitrary Mappings and Iterables and this is what I came up with before giving up. It's recursive, so it will fall through nested structures and lists just fine. I used the Mapping and Iterable abstract base classes from collections to handle just about anything. I w...
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How do I get the localhost name in PowerShell?

... @GaryPendlebury what will happen then? – Sajuuk May 31 '19 at 9:25 ...