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How to print out the contents of a vector?
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You can use an iterator:
std::vector<char> path;
// ...
for (std::vector<char>::const_iterator i = path.begin(); i != path.end(); ++i)
std::cout << *i << ' ';
If you want to modify the vector's contents in the f...
Best way to detect when a user leaves a web page?
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Try the onbeforeunload event: It is fired just before the page is unloaded. It also allows you to ask back if the user really wants to leave. See the demo onbeforeunload Demo.
Alternatively, you can send out an Ajax request when he leaves.
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IPN vs PDT in Paypal
...the notification. For that reason I would recommend implementing both.
With PDT you get the notification instantly and can do any additional processing required and show the user a confirmation page.
With IPN you are guaranteed to be notified that the payment was received even if the user's compu...
How can you automatically remove trailing whitespace in vim
I am getting 'trailing whitespace' errors trying to commit some files in git.
13 Answers
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How do I do word Stemming or Lemmatization?
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If you know Python, The Natural Language Toolkit (NLTK) has a very powerful lemmatizer that makes use of WordNet.
Note that if you are using this lemmatizer for the first time, you must download the corpus prior to using it. This can be done by:
>>> import nl...
Twitter Bootstrap - Tabs - URL doesn't change
I'm using Twitter Bootstrap and its "tabs".
15 Answers
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How to create a directory and give permission in single command
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edited Apr 26 '11 at 6:05
answered Apr 26 '11 at 5:33
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Is there a shortcut on Android Studio to convert a text to uppercase?
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Select the text, then go to Edit → Toggle Case (Ctrl+Shift+U on Windows).
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Segue to another storyboard?
Is it possible to segue from one storyboard to another, or to embed a storyboard in a view controller in another storyboard? I need to place a UITabBarController in a UINavigationController , and I'd like to keep them nice and separate.
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Can I escape html special chars in javascript?
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@jamix You can not do a global replacement with raw strings, while modern browser engines optimize simple regular expression pretty good.
– bjornd
May 30 '14 at 15:43
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