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Java array reflection: isArray vs. instanceof
...hether an object is an array.
Generally, you test an object's type before downcasting to a particular type which is known at compile time. For example, perhaps you wrote some code that can work with a Integer[] or an int[]. You'd want to guard your casts with instanceof:
if (obj instanceof Integer...
Is the primary key automatically indexed in MySQL?
Do you need to explicitly create an index, or is it implicit when defining the primary key? Is the answer the same for MyISAM and InnoDB?
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How to get pixel data from a UIImage (Cocoa Touch) or CGImage (Core Graphics)?
...lor colorWithRed:red green:green blue:blue alpha:alpha];
[result addObject:acolor];
}
free(rawData);
return result;
}
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Best way to determine user's locale within browser
I have a website (Flash) localized into a dozen of languages and I want to auto-define a default value depending on the user's browser settings in order to minimize the steps to access the content.
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What does it mean to inflate a view from an xml file?
...d.view is used to change the attributes of the xml element and inflate can do the same. inflating is particularly useful in custom views. To inflate the entire xml file, the familiar setContentView of Activity class is used. A View must inflate each View manually using LayoutInflater object.inflate(...
List of tuples to dictionary
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Derp, I knew there would be a simple way to do it... Coming from Ruby here, trying to learn the Python way of doing things. Thanks!
– Sarah Vessels
Jun 29 '11 at 14:39
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PreparedStatement IN clause alternatives?
...t. Stupidly slow, strictly worse than WHERE search_column IN (?,?,?), so I don't know why the blogger even suggested it.
Use a stored procedure to construct the result set.
Prepare N different size-of-IN-list queries; say, with 2, 10, and 50 values. To search for an IN-list with 6 different values, ...
How can I scroll to a specific location on the page using jquery?
..., you can find it here:
http://plugins.jquery.com/scrollTo/
Excerpts from Documentation:
$('div.pane').scrollTo(...);//all divs w/class pane
or
$.scrollTo(...);//the plugin will take care of this
Custom jQuery function for scrolling
you can use a very lightweight approach by defining your c...
Cannot push to GitHub - keeps saying need merge
...an cause the remote repository to lose commits; use it with care.
If you do not wish to merge the remote branch into your local branch (see differences with git diff), and want to do a force push, use the push command with -f
git push -f origin <branch>
where origin is the name of your re...
How to iterate through range of Dates in Java?
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Well, you could do something like this using Java 8's time-API, for this problem specifically java.time.LocalDate (or the equivalent Joda Time classes for Java 7 and older)
for (LocalDate date = startDate; date.isBefore(endDate); date = dat...