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How do you get the length of a list in the JSF expression language?
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Yes, since some genius in the Java API creation committee decided that, even though certain classes have size() members or length attributes, they won't implement getSize() or getLength() which JSF and most other standards require, you can't do what you want.
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How do I get the path to the current script with Node.js?
....log(path.dirname(__filename));
// Prints: /Users/mjr
https://nodejs.org/api/modules.html#modules_dirname
For ESModules you would want to use:
import.meta.url
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How do you find the sum of all the numbers in an array in Java?
...one of those simple things that doesn't (AFAIK) exist in the standard Java API. It's easy enough to write your own.
Other answers are perfectly fine, but here's one with some for-each syntactic sugar.
int someArray[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
int sum = 0;
for (int i : someArray)
sum ...
How to watch for a route change in AngularJS?
...ngeStart and $locationChangeSuccess are now documented! docs.angularjs.org/api/ng.$location
– J.P. ten Berge
Dec 13 '13 at 9:38
2
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Sort NSArray of date strings or objects
...enario, where the date is a field in another object. With even-more-modern API, you might as well use -[NSMutableArray sortUsingComparator:] (10.6+) and pass a block that returns the result of calling -compare: on the two fields. It would probably be faster than calling -valueForKey: on each object....
npm install private github repositories by dependency in package.json
...bucket-team-token> can be obtained from : Team -> Manage Team -> API Key
– vashishatashu
Apr 13 '15 at 5:14
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demystify Flask app.secret_key
...the background. So, besides setting values to your cookie (via the session API) and providing a SECRET_KEY, it's not only ill-advised to reimplement this yourself, but there's no need to do so:
A poor man's cookie signature
Before sending a Response to the browser:
( 1 ) First a SECRET_KEY is est...
Node.js or Erlang
...earlier code. However, supposedly it's at a point where you can expect the API not to change too much more. So if you're looking for something fun, I'd say node is a great choice.
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Adding Http Headers to HttpClient
...e the DefaultRequestHeaders.Add option:
client.DefaultRequestHeaders.Add("apikey","xxxxxxxxx");
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Twitter oAuth callbackUrl - localhost development
...pparently it has been disabled recently. http://code.google.com/p/twitter-api/issues/detail?id=534#c1
17 Answers
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