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How to parse JSON in Java
I have the following JSON text. How can I parse it to get the values of pageName , pagePic , post_id , etc.?
34 Answers
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how to change default python version?
I have installed python 3.2 in my mac. After I run /Applications/Python 3.2/Update Shell Profile.command , it's confusing that when I type python -V in Terminal it says that Python 2.6.1 , how can I change the default python version?
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How to define @Value as optional
I have the following in a Spring bean:
3 Answers
3
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Maximum number of characters using keystrokes A, Ctrl+A, Ctrl+C and Ctrl+V
This is an interview question from google. I am not able to solve it by myself. Can somebody shed some light?
14 Answers
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How to sort two lists (which reference each other) in the exact same way
Say I have two lists:
13 Answers
13
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What are good examples of genetic algorithms/genetic programming solutions? [closed]
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Chomosome has indexes c1, c2, c3, ..., cn. "Solution" is array a. Initialize a with your reference list. Then, for each pair of indexes in the chromosome, swap two elements in the solution (temp = a[c1]; a[c1] = a[c2]; a[c2] = temp). It doesn't matter if two i...
Hibernate Criteria returns children multiple times with FetchType.EAGER
I have an Order class that has a list of OrderTransactions and I mapped it with a one-to-many Hibernate mapping like so:
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Constant Amortized Time
What is meant by "Constant Amortized Time" when talking about time complexity of an algorithm?
6 Answers
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JavaScript isset() equivalent
...you often use if(array.foo) { ... } to do the same, but this is not exactly the same statement. The condition will also evaluate to false if array.foo does exists but is false or 0 (and probably other values as well).
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How is the AND/OR operator represented as in Regular Expressions?
I'm currently programming a vocabulary algorithm that checks if a user has typed in the word correctly. I have the following situation:
The correct solution for the word would be "part1, part2".
The user should be able to enter either "part1" (answer 1), "part2" (answer 2) or "part1, part2" (answer ...