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What is the easiest/best/most correct way to iterate through the characters of a string in Java?

StringTokenizer ? Convert the String to a char[] and iterate over that? Something else? 15 Answers ...
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In C++, if throw is an expression, what is its type?

... According to the standard, 5.16 paragraph 2 first point, "The second or the third operand (but not both) is a throw-expression (15.1); the result is of the type of the other and is an rvalue." Therefore, the conditional operator doesn't care w...
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Can you animate a height change on a UITableViewCell when selected?

I'm using a UITableView in my iPhone app, and I have a list of people that belong to a group. I would like it so that when the user clicks on a particular person (thus selecting the cell), the cell grows in height to display several UI controls for editing the properties of that person. ...
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Is putting a div inside an anchor ever correct?

...<a> element "may be wrapped around entire paragraphs, lists, tables, and so forth, even entire sections, so long as there is no interactive content within (e.g. buttons or other links)". HTML 4.01 specifies that <a> elements may only contain inline elements. A <div> is a block elem...
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How to access parent Iframe from JavaScript

... Also you can set name and ID to equal values <iframe id="frame1" name="frame1" src="any.html"></iframe> so you will be able to use next code inside child page parent.document.getElementById(window.name); ...
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Do Google refresh tokens expire?

...expire? Can I use the same refresh token to get another access token again and again for a long period (a week or even months)? ...
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Dynamic cell width of UICollectionView depending on label width

...ne issue. When I uncomment [cell.myLabel sizeToFit] I have words truncated and letters cut at the bottom but it becomes ok after I scroll (words have they normal size and letters jump up a bit). If I comment and disable [cell.myLabel sizeToFit] message (I decided to play around with IB and it works ...
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How can I make my own base image for Docker?

... You can take a look at how the base images are created and go from there. You can find them here: https://github.com/dotcloud/docker/tree/master/contrib. There is mkimage-busybox.sh, mkimage-unittest.sh, mkimage-debian.sh ...
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Cannot add or update a child row: a foreign key constraint fails

... not sure what the downvote is for; my answer is perfectly valid and correct. – Brian Driscoll Feb 15 '11 at 15:20 ...
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How do I parse a URL into hostname and path in javascript?

...("http://example.com/aa/bb/") Returns an object with properties hostname and pathname, along with a few others. The first argument is a relative or absolute URL; if it's relative, then you need to specify the second argument (the base URL). For example, for a URL relative to the current page: ne...