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Deleting an object in java?
...to delete an object I created, (a oval which follows you), but how would I do this?
7 Answers
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What's the point of JAXB 2's ObjectFactory classes?
...ts. They are not usually trivial to create by hand, so the create* methods do the hard work for you. Example (from the XHTML 1.1 schema):
@XmlElementDecl(namespace = "http://www.w3.org/1999/xhtml", name = "style", scope = XhtmlHeadType.class)
public JAXBElement<XhtmlStyleType> createXhtmlHead...
Double vs single quotes
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" " allows you to do string interpolation, e.g.:
world_type = 'Mars'
"Hello #{world_type}"
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Bootstrap: How do I identify the Bootstrap version?
I want to update Bootstrap on a site, but I don't know the installed version.
11 Answers
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Find which commit is currently checked out in Git
...a git bisect session (note that options 1-4 will also work when you're not doing a bisect):
git show.
git log -1.
Bash prompt.
git status.
git bisect visualize.
I'll explain each option in detail below.
Option 1: git show
As explained in this answer to the general question of how to determine...
In Node.js, how do I “include” functions from my other files?
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+1 Nicely done, even confines the imported code to it's own namespace. I'll have to make a note of this for later.
– Evan Plaice
Jan 20 '12 at 23:35
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Dismiss keyboard by touching background of UITableView
...yboard when the background of the UITableView is touched. I'm trying to do this by creating a UIButton the size of the UITableView and placing it behind the UITableView . The only problem is the UIButton is catching all the touches even when the touch is on the UITableView. What am I doi...
How do I select child elements of any depth using XPath?
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C# doesn't seem to understand this notation. //form//input returns null in C# while Chrome can find 35 inputs using the same xpath
– Achilles
Mar 22 '15 at 7:27
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How to implement the activity stream in a social network
...as your needs change. Also, if you aren't using MySQL you might be able to do better index-wise.
For faster access to the most recent activities, I've been experimenting with Redis. Redis stores all of its data in-memory, so you can't put all of your activities in there, but you could store enoug...
What is JavaScript garbage collection?
...cope variable. All
of those objects are instructed to
tear themselves down, which destroys
any circular references.
The main purpose of garbage collection is to allow the programmer not to worry about memory management of the objects they create and use, though of course there's no avoid...