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Signed versus Unsigned Integers
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Unsigned can hold a larger positive value, and no negative value.
Yes.
Unsigned uses the leading bit as a part of the value, while the signed version uses the left-most-bit to identify if the number is positive or negative.
There are different w...
Opacity of div's background without affecting contained element in IE 8?
I want to set Opacity of div's background without affecting contained element in IE 8. have a any solution and don't answer to set 1 X 1 .png image and set opacity of that image because I am using dynamic opacity and color admin can change that
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How to npm install to a specified directory?
Is it possible to specify a target directory when running npm install <package> ?
4 Answers
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How to create a generic array in Java?
...hecked"?
What does that mean?
Checked: strong typing. GenSet knows explicitly what type of objects it contains (i.e. its constructor was explicitly called with a Class<E> argument, and methods will throw an exception when they are passed arguments that are not of type E. See Collections.chec...
NULL values inside NOT IN clause
...follow
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edited Sep 25 '08 at 17:06
answered Sep 24 '08 at 19:01
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What is the max size of localStorage values?
...d (stored as JSON-string) before they can be stored, is there a defined limitation regarding the length of the values.
12 A...
How can I clear event subscriptions in C#?
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From within the class, you can set the (hidden) variable to null. A null reference is the canonical way of representing an empty invocation list, effectively.
From outside the class, you can't do this - events basically expose "su...
Github Windows 'Failed to sync this branch'
I am using Github Windows 1.0.38.1 and when I click the 'Sync' button after committing, I get the error
17 Answers
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Can an int be null in Java?
...// getA returns a null Integer
will give you a NullPointerException, despite object not being null!
To follow up on your question, if you want to indicate the absence of a value, I would investigate java.util.Optional<Integer>
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How to change the default encoding to UTF-8 for Apache?
I am using a hosting company and it will list the files in a directory if the file index.html is not there, it uses iso-8859-1 as the default encoding.
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