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What is the purpose of the : (colon) GNU Bash builtin?

...y the most crucial difference is that with special built-ins, any variable set by the built-in - even in the environment during simple command evaluation - persists after the command completes, as demonstrated here using ksh93: $ unset x; ( x=hi :; echo "$x" ) hi $ ( x=hi true; echo "$x" ) $ Not...
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What is the purpose and uniqueness SHTML?

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Android: Bitmaps loaded from gallery are rotated in ImageView

... define the Bitmap variable in the activity/fragment as private static and setting it to null in the functions. Had less memory troubles then. – Gunnar Bernstein Mar 24 '14 at 9:43 ...
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Will GetType() return the most derived type when called from the base class?

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.NET List Concat vs AddRange

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IE8 and JQuery's trim()

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Scope of sessionStorage and localStorage

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How to capitalize the first character of each word in a string

...(){ // If no delimiter specified, "Capitalize after space" rule is set by default. List<Delimiter> delimiters = new ArrayList<Delimiter>(); delimiters.add(new Delimiter(Behavior.CAPITALIZE_AFTER_MARKER, ' ')); return delimiters; } public static ...
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How to use greater than operator with date?

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Why do I get AttributeError: 'NoneType' object has no attribute 'something'?

...ealize something() might return None when it doesn't succeed or the result set was empty or whatever. – tripleee Feb 4 '19 at 8:02 add a comment  |  ...