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Why '&&' and not '&'?

...mp;, | [and ^]) are called "Logical operators" (see the C# spec, chapter 7.11). There are several implementations of these operators: For integers (int, uint, long and ulong, chapter 7.11.1): They are implemented to compute the bitwise result of the operands and the operator, i.e. & is impleme...
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If string is empty then return some default value

... | edited Feb 2 '11 at 5:59 answered Jan 27 '11 at 19:24 ...
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How can I check if a command exists in a shell script? [duplicate]

... answered Sep 22 '11 at 23:59 Ivan TarasovIvan Tarasov 5,84055 gold badges2121 silver badges2222 bronze badges ...
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Handling warning for possible multiple enumeration of IEnumerable

... answered Nov 23 '11 at 10:53 Paul StovellPaul Stovell 31k1515 gold badges7474 silver badges107107 bronze badges ...
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Why does Sql Server keep executing after raiserror when xact_abort is on?

... Ian Boyd 211k216216 gold badges774774 silver badges10851085 bronze badges answered Sep 16 '08 at 20:12 Philip R...
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Check for array not empty: any?

... answered Jun 5 '11 at 21:21 Marcel JackwerthMarcel Jackwerth 48.3k88 gold badges6969 silver badges8787 bronze badges ...
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Check if value already exists within list of dictionaries?

... Aditya Shaw 3111 silver badge66 bronze badges answered Oct 9 '10 at 19:16 Mark ByersMark Byers ...
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Ternary Operator Similar To ?:

... | edited May 23 '17 at 11:47 Community♦ 111 silver badge answered Feb 9 '11 at 16:45 ...
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How to check if all elements of a list matches a condition?

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List directory in Go

...tin Tournoij 22.1k1717 gold badges8585 silver badges116116 bronze badges answered Feb 3 '13 at 2:29 RocketDonkeyRocketDonkey 31.5k...