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C default arguments

...Yes. :-) But not in a way you would expect. int f1(int arg1, double arg2, char* name, char *opt); int f2(int arg1, double arg2, char* name) { return f1(arg1, arg2, name, "Some option"); } Unfortunately, C doesn't allow you to overload methods so you'd end up with two different functions. Still...
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What is the bit size of long on 64-bit Windows?

...bit' and 'long, pointers are 64-bit'. Type ILP64 LP64 LLP64 char 8 8 8 short 16 16 16 int 64 32 32 long 64 64 32 long long 64 64 64 pointer 64 64 64 The ILP64 sys...
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Is multiplication and division using shift operators in C actually faster?

... back, I benchmarked two versions of my hashing algorithm: unsigned hash( char const* s ) { unsigned h = 0; while ( *s != '\0' ) { h = 127 * h + (unsigned char)*s; ++ s; } return h; } and unsigned hash( char const* s ) { unsigned h = 0; while ( *s != '\0' ...
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How to check whether a string contains a substring in JavaScript?

...g we're extending the previous LSP while (j > 0 && pattern.charAt(i) != pattern.charAt(j)) j = lsp[j - 1]; if (pattern.charAt(i) == pattern.charAt(j)) j++; lsp.push(j); } // Walk through text string var j = 0; // Number of chars matched in pattern ...
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Why is MySQL's default collation latin1_swedish_ci?

... He is Finnish , but Finnish and Swedish share almost the same special characters ,so they share the same case insensitive collation – kommradHomer Feb 26 '14 at 10:47 5 ...
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Ignoring accented letters in string comparison

...lizationForm.FormD); StringBuilder sb = new StringBuilder(); foreach (char ch in formD) { UnicodeCategory uc = CharUnicodeInfo.GetUnicodeCategory(ch); if (uc != UnicodeCategory.NonSpacingMark) { sb.Append(ch); } } return sb.ToString().Normalize(NormalizationForm.For...
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Why can't I use float value as a template parameter?

... The current C++ standard does not allow float (i.e. real number) or character string literals to be used as template non-type parameters. You can of course use the float and char * types as normal arguments. Perhaps the author is using a compiler that doesn't follow the current standard? ...
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How to enter quotes in a Java string?

...you didn't specify), but you should be able to "escape" the quotation mark character with a backslash: "\"ROM\"" share | improve this answer | follow | ...
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What is the worst gotcha in C# or .NET? [closed]

...Generic; using System.Diagnostics; class Test { static IEnumerable<char> CapitalLetters(string input) { if (input == null) { throw new ArgumentNullException(input); } foreach (char c in input) { yield return char.ToUpper(...
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Parse (split) a string in C++ using string delimiter (standard C++)

...ollowing, you need add 2 not 1 due to the size of the delimiter which is 2 characters :) : std::string s = "scott>=tiger>=mushroom"; std::string delimiter = ">="; size_t last = 0; size_t next = 0; while ((next = s.find(delimiter, last)) != std::string::npos) { st...