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What does iterator->second m>me m>an?
In C++, what is the type of a std::map<>::iterator ?
2 Answers
2
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Difference between two DateTim>me m>s C#?
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You can do the following:
Tim>me m>Span duration = b - a;
There's plenty of built in m>me m>thods in the tim>me m>span class to do what you need, i.e.
duration.TotalSeconds
duration.TotalMinutes
More info can be found here.
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Conditionally start at different places in storyboard from AppDelegate
...en login is successful.
My objective is to show the main view controller imm>me m>diately if the authentication (stored in keychain) is successful, and show the login view controller if the authentication failed.
Basically, I want to do this in my AppDelegate:
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Set EditText Digits Programmatically
I am essentially trying to set the digits value of an EditText programmatically. So far I have:
4 Answers
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How to copy yanked text to VI command prompt
...want to know if there is any way by which I can paste yanked text to the command window. For instance if I have yanked a word and I want to grep it in som>me m> location I can't simply paste the word using 'p'. However if I copy it to clipboard, Shift-Insert will paste the sam>me m> thing.
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What's the use of ob_start() in php?
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Think of ob_start() as saying "Start rem>me m>mbering everything that would normally be outputted, but don't quite do anything with it yet."
For example:
ob_start();
echo("Hello there!"); //would normally get printed to the screen/output to browser
$output = ob_get_c...
How do I use vim registers?
... of one instance using registers is via Ctrl R * whereby I paste text from a clipboard.
16 Answers
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Getting a tim>me m>stamp for today at midnight?
How would I go about getting a tim>me m>stamp in php for today at midnight. Say it's monday 5PM and I want the Tim>me m>stamp for Monday(today) at midnight(12 am) which already has happened.
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What is “entropy and information gain”?
I am reading this book ( NLTK ) and it is confusing. Entropy is defined as :
7 Answers
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Prevent double submission of forms in jQuery
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Update in 2018: I just got som>me m> points for this old answer, and just wanted to add that the best solution would be to make the operation idempotent so that duplicate submissions are harmless.
Eg, if the form creates an order, put a unique ID in the form....