大约有 40,000 项符合查询结果(耗时:0.0337秒) [XML]

https://stackoverflow.com/ques... 

Java RegEx meta character (.) and ordinary dot?

In Java RegEx, how to find out the difference between . (dot) the meta character and the normal dot as we using in any sentence. How to handle this kind of situation for other meta characters too like ( * , + , \d ,...) ...
https://stackoverflow.com/ques... 

Is it safe to use -1 to set all bits to true?

... on datasets of N bits by breaking it down into chunks of sizeof(unsigned)*CHAR_BIT bits each. – MSalters May 4 '09 at 7:22 2 ...
https://stackoverflow.com/ques... 

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...
https://stackoverflow.com/ques... 

How to inspect the return value of a function in GDB?

...ue -- given the program int fun() { return 42; } int main( int argc, char *v[] ) { fun(); return 0; } You can debug it as such -- (gdb) r Starting program: /usr/home/hark/a.out Breakpoint 1, fun () at test.c:2 2 return 42; (gdb) finish Run till exit from #0 fun () a...
https://stackoverflow.com/ques... 

Cannot highlight all occurrences of a selected word in Eclipse

...etting the C/C++ Occurrences and C/C++ Write occurrences. But still when I select a word it won't highlight all occurrences of that specific word. ...
https://stackoverflow.com/ques... 

Apache POI Excel - how to configure columns to be expanded?

...e best way we found was to loop over each row in the col, find the longest char length and multiply by x + add a buffer. X use trial and error to see what fits but it should be a average width of a char. Without font I don't believe you can actually get it right but we get pretty close. Otherwise yo...
https://stackoverflow.com/ques... 

What do Clustered and Non clustered index actually mean?

...CLARE @C1 AS CURSOR, @X AS INT SET @C1 = CURSOR FAST_FORWARD FOR SELECT number FROM master..spt_values WHERE type = 'P' AND number BETWEEN 1 AND 100 ORDER BY CRYPT_GEN_RANDOM(4) OPEN @C1; FETCH NEXT FROM @C1 INTO @X; WHILE @@FETCH_STATUS = 0 BEGIN INSE...
https://stackoverflow.com/ques... 

Difference: std::runtime_error vs std::exception()

... not standard. The runtime_error class has a constructor taking arguments (char*) on both platforms, Windows and Linux. To be portable, better use runtime_error. (And remember, just because a specification of your project says your code does not have to run on Linux, it does not mean it does never ...
https://stackoverflow.com/ques... 

Checkbox for nullable boolean

...ents your null, whatever the semantics of null means. You could use a <select><option> drop down list to save real estate, but the user has to click twice and the choices aren't nearly as instantaneously clear. 1 0 null True False Not Set Yes No Undecided Male Fema...
https://stackoverflow.com/ques... 

Where can I find the IIS logs?

... %SystemDrive%\inetpub\logs\LogFiles Otherwise, check under IIS Manager, select the computer on the left pane, and in the middle pane, go under "Logging" in the IIS area. There you will se the default location for all sites (this is however overridable on all sites) You could also look into %Sy...