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How to convert a List into a comma separated string without iterating List explicitly [dupli
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import com.google.common.base.Joiner;
Joiner.on(",").join(ids);
or you can use StringUtils:
public static String join(Object[] array,
char separator)
public static String join(Iterable<?> iterator,
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Android Studio - Auto complete and other features not working
...e Autopopup code completion is checked (and check the rest of the settings based on your preference.
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Setting an image for a UIButton in code
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Before this would work for me I had to resize the button frame explicitly based on the image frame size.
UIImage *listImage = [UIImage imageNamed:@"list_icon.png"];
UIButton *listButton = [UIButton buttonWithType:UIButtonTypeCustom];
// get the image size and apply it to the button frame
CGRect l...
How do I remove/delete a virtualenv?
...u are using. virtualenv, venv, Anaconda environment, pyenv, pipenv are all based the same principle here.
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LINQ - Full Outer Join
...Explanation of terms used:
Joining is a term borrowed from relational database design:
A join will repeat elements from a as many times as there are elements in b with corresponding key (i.e.: nothing if b were empty). Database lingo calls this inner (equi)join.
An outer join includes elements fr...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
...r if you are using rvm (ideal when needing to go back and support old code bases!): rvm rubygems 1.5.3
– tardate
Oct 3 '11 at 23:59
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Array_merge versus + [duplicate]
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In our code base we stopped using + and array_merge for arrays, instead using two new functions we wrote. "array_merge_by_key" and "array_concat" instead of a single function with a heuristic that tries to guess at what you want
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Could not reliably determine the server's fully qualified domain name
...hat httpd can not find a FQDN, so it might not work right to handle a name-based virtual host. So make sure the expected FQDN is registered in your DNS server, or manually add the entry in /etc/hosts which is prior to hitting DNS.
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Calling a function on bootstrap modal open
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You can use the shown event/show event based on what you need:
$( "#code" ).on('shown', function(){
alert("I want this to appear after the modal has opened!");
});
Demo: Plunker
Update for Bootstrap 3.0
For Bootstrap 3.0 you can still use the shown event but ...
How to initialize an array in Java?
...ou can only access data[0] to data[9] because index of arrays in Java is 0-based). Accessing data[10] will throw an ArrayIndexOutOfBoundsException.
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