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JavaScript variables declare outside or inside loop?

... code, it's better to declare var in that section, so the section stands alone and can be copy-pasted. Otherwise, copy-paste a few lines of code to a new function during refactoring, without separately picking out and moving the associated var, and you've got yourself an accidental global. In parti...
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round up to 2 decimal places in java? [duplicate]

I have read a lot of stackoverflow questions but none seems to be working for me. i am using math.round() to round off. this is the code: ...
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What is the easiest/best/most correct way to iterate through the characters of a string in Java?

... plus one for placing the s.length() in the initialization expression. If anyone doesn't know why, it's because that is only evaluated once where if it was placed in the termination statement as i < s.length(), then s.length() w...
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Git: How to rebase to a specific commit?

...he docs, It works by going to the common ancestor of the two branches (the one you’re on and the one you’re rebasing onto), getting the diff introduced by each commit of the branch you’re on, saving those diffs to temporary files, resetting the current branch to the same commit as the branch y...
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Should I use char** argv or char* argv[]?

I'm just learning C and was wondering which one of these I should use in my main method. Is there any difference? Which one is more common? ...
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Using build types in Gradle to run same app that uses ContentProvider on one device

...ug app so I could have release version that I'm using and debug version on one phone. I was referencing this: http://tools.android.com/tech-docs/new-build-system/user-guide#TOC-Build-Types ...
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Hidden features of Perl?

...cumented somewhere, or follow logically from the documented features, but nonetheless some are not very well known. Update: Another nice one. Below the q{...} quoting constructs were mentioned, but did you know that you can use letters as delimiters? $ perl -Mstrict -wle 'print q bJet another per...
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Validation of radio button group using jQuery validation plugin

How to perform validation for a radio button group (one radio button should be selected) using jQuery validation plugin? 8 ...
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Difference between FetchType LAZY and EAGER in Java Persistence API?

...te String id; private String name; private String address; @OneToMany(fetch = FetchType.EAGER) private List<Student> students; // etc. } And here's an example where students is explicitly marked to be loaded lazily: @Entity public class University { @Id ...
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Deny access to one specific folder in .htaccess

... call sending 403 forbidden status .. I just want to block access when someone access it from browser. – ravisoni Jul 31 '14 at 9:25 ...