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Why do we need extern “C”{ #include } in C++?

... 123 C and C++ are superficially similar, but each compiles into a very different set of code. When...
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Sprintf equivalent in Java

... that are perfect as instance methods, take String.Length() int length = "123".Length(); In this situation, it's obvious we are not trying to modify "123", we are just inspecting it, and returning its length. This is a perfect candidate for an instance method. My simple rules for Instance Method...
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Drawing a line/path on Google Maps

...nswered Oct 20 '10 at 5:08 richa123richa123 21122 silver badges22 bronze badges ...
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How did I get a value larger than 8 bits in size from an 8-bit integer?

...th c = c - 1 and the values remained within the range [-128 ... 127]: c: -123 c: -124 c: -125 c: -126 c: -127 c: -128 // about to overflow c: 127 // woop c: 126 c: 125 c: 124 c: 123 c: 122 Freaky ey? I don't know much about what the compiler does to expressions like i++ or i--. It's likely promo...
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Get Character value from KeyCode in JavaScript… then trim

...// [119] "F9", // [120] "F10", // [121] "F11", // [122] "F12", // [123] "F13", // [124] "F14", // [125] "F15", // [126] "F16", // [127] "F17", // [128] "F18", // [129] "F19", // [130] "F20", // [131] "F21", // [132] "F22", // [133] "F23", // [134] "F24", // [135] ""...
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]

... parseInt("123qwe") returns 123 Number("123qwe") returns NaN In other words parseInt() parses up to the first non-digit and returns whatever it had parsed. Number() wants to convert the entire string into a number, which can also ...
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Best way to parse command line arguments in C#? [closed]

... master), or their arguments are not flexible (i.e., doesn't support --foo 123 = --foo=123 = -f 123= -f=123 and also -v -h = -vh). – Wernight Nov 28 '12 at 12:13 1 ...
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What is the most “pythonic” way to iterate over a list in chunks?

... edited Aug 31 at 15:07 Seanny123 5,70277 gold badges4949 silver badges100100 bronze badges answered Jan 12 '09 at 3:10 ...
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How do I show the value of a #define at compile-time?

...tring should be treated as if it were quoted. If it did then: #define ABC 123 int n = ABC; would not compile. Now consider: #define ABC abc #pragma message "The value of ABC is: " ABC which is equivalent to #pragma message "The value of ABC is: " abc This causes a preprocessor warning beca...
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Different between parseInt() and valueOf() in java?

...ould also use this eyesore: Integer k = Integer.valueOf(Integer.parseInt("123")) Now, if what you want is the object and not the primitive, then using valueOf(String) may be more attractive than making a new object out of parseInt(String) because the former is consistently present across Integer,...