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How can I determine if a String is non-null and not only whitespace in Groovy?
Groovy adds the isAllWhitespace() method to Strings, which is great, but there doesn't seem to be a good way of determining if a String has something other than just white space in it.
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What does iterator->second mean?
In C++, what is the type of a std::map<>::iterator ?
2 Answers
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How can I assign an ID to a view programmatically?
... assigned to a Preference in XML is not used when the Preference generates its View.)
Assign id via code (programmatically)
Manually set ids using someView.setId(int);
The int must be positive, but is otherwise arbitrary- it can be whatever you want (keep reading if this is frightful.)
For examp...
Increment value in mysql update query
I have made this code for giving out +1 point, but it doesn't work properly.
9 Answers
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Syntax highlighting for Jade in Sublime Text 2?
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Sublime Text 2 supports Textmate syntax definition files. There is a Jade Textmate bundle at https://github.com/miksago/jade-tmbundle.
Install by creating a new folder in your Sublime Text "Packages" folder, call the new folder Jade, then curl -O https://raw.github.co...
What is the difference between the states selected, checked and activated in Android?
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The difference between Checked and Activated is actually quite interesting. Even the Google documentation is apologetic (emphasis below added):
... For example, in a list view with single or multiple selection
enabled, the views in the current selection set are activated. (Um,...
Case-insensitive string comparison in C++ [closed]
What is the best way of doing case-insensitive string comparison in C++ without transforming a string to all uppercase or all lowercase?
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How to version REST URIs
...e best way to version REST URIs? Currently we have a version # in the URI itself, ie.
11 Answers
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Android Shared preferences for creating one time activity (example) [closed]
I have three activities A,B and C where A and B are forms and after filling and saving the form data in database(SQLITE). I am using intent from A to B and then B to C.What i want is that every time I open my app I want C as my home screen and not A and B anymore.
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Get item in the list in Scala?
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Use parentheses:
data(2)
But you don't really want to do that with lists very often, since linked lists take time to traverse. If you want to index into a collection, use Vector (immutable) or ArrayBuffer (mutable) or possibly Array (which is just a Java array, except again you index in...