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Move an item inside a list?
... it to [1,2,[3,4,5],6,7,8,9]? Can this be done in one step or with a list comprehension?
– g33kz0r
Feb 21 '13 at 19:04
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How to create a new (and empty!) “root” branch?
...checkout --orphan YourBranchName
This will create a new branch with zero commits on it, however all of your files will be staged. At that point you could just remove them.
("remove them": A git reset --hard will empty the index, leaving you with an empty working tree)
Take a look at the man page ...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
...umnNames = {"mask", "group"})}
)
Implies that the values of mask + group combined should be unique. That means you can have, for example, a record with mask.id = 1 and group.id = 1, and if you try to insert another record with mask.id = 1 and group.id = 2, it'll be inserted successfully, whereas i...
Get image data url in JavaScript?
... 3.5) of Firefox, so if you want to support that, you'll need to check the compatibility. If the encoding is not supported, it will default to "image/png".
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What is the JSF resource library for and how should it be used?
...tputStylesheet> , <h:outputScript> and <h:graphicImage> components have a library attribute. What is this and how should this be used? There are a lot of examples on the web which use it as follows with the common content/file type css , js and img (or image ) as library n...
Does C# have an equivalent to JavaScript's encodeURIComponent()?
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In contrast to encodeURIComponent(), Uri.EscapeUriString() doesn't encode "+" to "%2b". Use Uri.EscapeDataString() instead.
– jwaliszko
Apr 30 '12 at 10:17
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How to append data to div using JavaScript?
...ntains elements with event listeners or inputs with user-entered text. I recommend the answer by Chandu.
– user4642212
Apr 19 '16 at 16:09
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Sorting arraylist in alphabetical order (case insensitive)
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Custom Comparator should help
Collections.sort(list, new Comparator<String>() {
@Override
public int compare(String s1, String s2) {
return s1.compareToIgnoreCase(s2);
}
});
Or if you are using Java 8:
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How to safely upgrade an Amazon EC2 instance from t1.micro to large? [closed]
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If the snapshot is of the root volume, Amazon recommends stopping the instance before taking the snapshot: docs.aws.amazon.com/AWSEC2/latest/UserGuide/…
– Taterhead
Dec 8 '16 at 9:38
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Returning first x items from array
... don't have a defined order. "First" only works if you can tell which item comes before or after other items. But just for the fun of it, you can re-combine the keys with the values of the array (although there is still no defined order): array_combine(array_slice(array_keys($array), 0, 5), array_sl...