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How do shift operators work in Java? [duplicate]
I am trying to understand the shift operators and couldn't get much.
When I tried to execute the below code
9 Answers
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How do I invert BooleanToVisibilityConverter?
...s fine, but I'd like one of the controls to hide if the boolean is true , and show if it's false .
17 Answers
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Is it better to return null or empty collection?
... an empty enumerable/collection. It prevents the aforementioned nonsense, and prevents your car getting egged by co-workers and users of your classes.
When talking about properties, always set your property once and forget it
public List<Foo> Foos {public get; private set;}
public Bar() { ...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
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Use whatever you and your team find the most readable.
Other answers have suggested that a new string is created every time you use "". This is not true - due to string interning, it will be created either once per assembly or once per AppDo...
What scalability problems have you encountered using a NoSQL data store? [closed]
...relational data stores that break with the history of relational databases and ACID guarantees. Popular open source NoSQL data stores include:
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Emacs, switch to previous window
...ecify how many windows to move by inserting a numeric argument between C-u and the command, as in C-u 2 C-x o. (C-- is a shortcut for C-u - 1)
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Pattern to avoid nested try catch blocks?
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This assumes that Calc1Exception, Calc2Exception, and Calc3Exception share a common base class.
– Wyzard
Oct 17 '11 at 16:18
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How can I correctly prefix a word with “a” and “an”?
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Download Wikipedia
Unzip it and write a quick filter program that spits out only article text (the download is generally in XML format, along with non-article metadata too).
Find all instances of a(n).... and make an index on the following word and all ...
iphone: Where the .dSYM file is located in crash report
According to this page here if you have proper application binary and .dSYM file then it is easy to symbolic them. But where are .dSYM and application binary files located?
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How do I update the GUI from another thread?
...ET 2.0, here's a nice bit of code I wrote that does exactly what you want, and works for any property on a Control:
private delegate void SetControlPropertyThreadSafeDelegate(
Control control,
string propertyName,
object propertyValue);
public static void SetControlPropertyThreadSafe...