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List of all special characters that need to be escaped in a regex

... It's safer to escape it. For example, the patterns [-] and [-)] match the string - but not with [(-)]. – Kenston Choi Sep 12 '16 at 5:28 ...
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How does Stack Overflow generate its SEO-friendly URLs?

...uted /// by John Gietzen (user otac0n) /// </summary> public static string URLFriendly(string title) { if (title == null) return ""; const int maxlen = 80; int len = title.Length; bool prevdash = false; var sb = new StringBuilder(len); char c; for (int i = 0; i &...
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Fast Linux File Count for a large number of files

...ursively. #include <stdio.h> #include <dirent.h> #include <string.h> #include <stdlib.h> #include <limits.h> #include <sys/stat.h> #if defined(WIN32) || defined(_WIN32) #define PATH_SEPARATOR '\\' #else #define PATH_SEPARATOR '/' #endif /* A custom structure...
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What is the best way to auto-generate INSERT statements for a SQL Server table?

..._Type varchar(128), @Actual_Values varchar(8000), --This is the string that will be finally executed to generate INSERT statements @IDN varchar(128) --Will contain the IDENTITY column's name in the table --Variable Initialization SET @IDN = '' SET @Column_ID = 0 SET @Column...
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Java - Convert integer to string [duplicate]

... There are multiple ways: String.valueOf(number) (my preference) "" + number (I don't know how the compiler handles it, perhaps it is as efficient as the above) Integer.toString(number) ...
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Why use double indirection? or Why use pointers to pointers?

...oring lol #include <stdio.h> #include <stdlib.h> #include <string.h> int wordsinsentence(char **x) { int w = 0; while (*x) { w += 1; x++; } return w; } int wordsinmono(char ***x) { int w = 0; while (*x) { w += wordsinsentence(*x); ...
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Java ByteBuffer to String

Is this a correct approach to convert ByteBuffer to String in this way, 10 Answers 10 ...
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Why is C so fast, and why aren't other languages as fast or faster? [closed]

... this post: In Delphi I could write this: function RemoveAllAFromB(a, b: string): string; var before, after :string; begin Result := b; if 0 < Pos(a,b) then begin before := Copy(b,1,Pos(a,b)-Length(a)); after := Copy(b,Pos(a,b)+Length(a),Length(b)); Result := before + after; ...
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Case objects vs Enumerations in Scala

... that Enumerations come with support for instantiating them from some name String. For example: object Currency extends Enumeration { val GBP = Value("GBP") val EUR = Value("EUR") //etc. } Then you can do: val ccy = Currency.withName("EUR") This is useful when wishing to persist enumeration...
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multiple prints on the same line in Python

...on accepts an end parameter which defaults to "\n". Setting it to an empty string prevents it from issuing a new line at the end of the line. share | improve this answer | fo...