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Java: Multiple class declarations in one file
...define multiple top level classes in a single file, providing that at most one of these is public (see JLS §7.6 ). See below for example.
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All possible array initialization syntaxes
... third line must be written as displayed, as array initialization syntax alone is not enough to satisfy the compiler's demands. The fourth could also use inference. So if you're into the whole brevity thing, the above could be written as
var array = new string[2]; // creates array of length 2, defa...
MSBUILD : error MSB1008: Only one project can be specified
... know this is an old post, but I feel like I needed to share this with someone :-)
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Check if checkbox is checked with jQuery
... value="Bananas" />
</fieldset>
And now the jQuery:
var atLeastOneIsChecked = $('#checkArray:checkbox:checked').length > 0;
//there should be no space between identifier and selector
// or, without the container:
var atLeastOneIsChecked = $('input[name="chk[]"]:checked').length >...
What is “entropy and information gain”?
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I assume entropy was mentioned in the context of building decision trees.
To illustrate, imagine the task of learning to classify first-names into male/female groups. That is given a list of names each labeled with either m or f, we want to learn a m...
Catching multiple exception types in one catch block
...y to obtain the following functionality, to catch AError and BError in one block:
11 Answers
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Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?
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Looking at this question from another side:
how does a developer choose one technology over another?
integrates better in their already built system
is easier to use
is faster
has more capabilities or better suits their needs
cost
more platfrom-independant
So I'll discuss the differences betw...
What is the best (and safest) way to merge a Git branch into master?
...merge test
git push origin master
If I have a local branch from a remote one, I don't feel comfortable with merging other branches than this one with the remote. Also I would not push my changes, until I'm happy with what I want to push and also I wouldn't push things at all, that are only for me ...
What is the meaning of the term “thread-safe”?
...hared data, and the need for a shared piece of data to be accessed by only one thread at any given time.
There are a few ways to achieve thread safety:
Re-entrancy:
Writing code in such a way that it can be partially executed by one task, reentered by another task, and then resumed f...
What exactly does git's “rebase --preserve-merges” do (and why?)
...ase, git with --preserve-merges first identifies a list of commits made in one part of the commit graph, and then replays those commits on top of another part. The differences with --preserve-merges concern which commits are selected for replay and how that replaying works for merge commits.
To be ...