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what is Segmentation fault (core dumped)? [duplicate]

...ith your arguments of main. The main function should be int main(int argc, char *argv[]), and you should check that argc is at least 2 before accessing argv[1]. Also, since you're passing in a float to printf (which, by the way, gets converted to a double when passing to printf), you should use the...
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How can I pad a String in Java?

... What if you need to lpad with other chars (not spaces) ? Is it still possible with String.format ? I am not able to make it work... – Guido Aug 11 '09 at 15:48 ...
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Does Notepad++ show all hidden characters?

...ould identify the character, where cursor takes 2 arrow keys to move, just select that character. do Ctrl-F now you can count or replace or even mark all such characters share | improve this an...
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I want to remove double quotes from a String

...r goal is to replace all double quotes). Here's how it works: ['"] is a character class, matches both single and double quotes. you can replace this with " to only match double quotes. +: one or more quotes, chars, as defined by the preceding char-class (optional) g: the global flag. This tells J...
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What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?

...e a SQL_Latin1_General_CI_AS. Rather, there is a Latin1_General_CI_AS. See SELECT * FROM fn_helpcollations() where name IN ('SQL_Latin1_General_CP1_CI_AS','Latin1_General_CI_AS','SQL_Latin1_General_CI_AS');. There are subtle differences regarding sorting and comparison as between the two collations....
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How to use the same C++ code for Android and iOS?

...laration that receives the desired text: #include <iostream> const char *concatenateMyStringWithCppString(const char *myString); And the CPP implementation: #include <string.h> #include "Core.h" const char *CPP_BASE_STRING = "cpp says hello to %s"; const char *concatenateMyStringW...
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How to split a string in Haskell?

...n of words is, words :: String -> [String] words s = case dropWhile Char.isSpace s of "" -> [] s' -> w : words s'' where (w, s'') = break Char.isSpace s' So, change it for a function that takes a predicate: words...
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What are the mechanics of short string optimization in libc++?

...th: 1 bit goes to the long/short flag. 7 bits goes to the size. Assuming char, 1 byte goes to the trailing null (libc++ will always store a trailing null behind the data). This leaves 3 words minus 2 bytes to store a short string (i.e. largest capacity() without an allocation). On a 32 bit mach...
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Removing trailing newline character from fgets() input

... The slightly ugly way: char *pos; if ((pos=strchr(Name, '\n')) != NULL) *pos = '\0'; else /* input too long for buffer, flag error */ The slightly strange way: strtok(Name, "\n"); Note that the strtok function doesn't work as expected ...
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Command-line Unix ASCII-based charting / plotting tool

Is there a good command-line UNIX charting / graphing / plotting tool out there? I'm looking for something that will plot xy points on an ASCII graph. ...