大约有 45,000 项符合查询结果(耗时:0.0674秒) [XML]

https://stackoverflow.com/ques... 

Single vs double quotes in JSON

...;http://my.com</a>'}" ? In this case, ast.literal_eval throws syntax error – alancalvitti Apr 23 '19 at 16:04 ...
https://stackoverflow.com/ques... 

Find index of last occurrence of a sub-string using T-SQL

... +1 Because NOT fire error like 'Invalid length parameter passed to the LEFT or SUBSTRING function' if no match was found – Xilmiki Jul 9 '14 at 8:07 ...
https://stackoverflow.com/ques... 

How to print struct variables in console?

...func PrettyPrint(data interface{}) { var p []byte // var err := error p, err := json.MarshalIndent(data, "", "\t") if err != nil { fmt.Println(err) return } fmt.Printf("%s \n", p) } In order to use this you do not need any additional packages with the exc...
https://stackoverflow.com/ques... 

How to test which port MySQL is running on and whether it can be connected to?

... ERROR 1146 (42S02): Table 'performance_schema.global_variables' doesn't exist – Maria Ines Parnisari Sep 5 '16 at 1:20 ...
https://stackoverflow.com/ques... 

Total size of the contents of all the files in a directory [closed]

...kady I have tried your solution on CentOS and Ubuntu, and there is a small error. You want "du -sbh". The "-h" flag must come last. – theJollySin Oct 16 '15 at 22:49 ...
https://stackoverflow.com/ques... 

Java compiler level does not match the version of the installed Java project facet

... file, and I'm not even sure I have the maven plugin. Yet I get this same error; my eclipse is set up to use java 1.7 but the facet page of my project will only let me choose 1.6. What am I doing wrong? – rjcarr Mar 13 '13 at 16:48 ...
https://stackoverflow.com/ques... 

Generate a random alphanumeric string in Cocoa

... NSString *uuid = [UUID UUID].UUIDString; will give you error "Use of undeclared identifier UUID", so just a small change in code use NSString *uuid = [NSUUID UUID].UUIDString; – Abbas Mulani Oct 27 '16 at 14:50 ...
https://stackoverflow.com/ques... 

How can I run a function from a script in command line?

... /dev/null then # call arguments verbatim "$@" else # Show a helpful error echo "'$1' is not a known function name" >&2 exit 1 fi share | improve this answer | ...
https://stackoverflow.com/ques... 

IF statement: how to leave cell blank if condition is false (“” does not work)

...ried = IF(A1,B1, NA()), and I used Go To -> Special -> Formula -> Errors and I successfully deleted the cells that don't satisfy the condition! Thanks for the tip again! – Mayou Sep 12 '13 at 15:33 ...
https://stackoverflow.com/ques... 

Allow multiple roles to access controller action

...er(context.RequestContext); var logonUrl = url.Action("Http", "Error", new { Id = 401, Area = "" }); context.Result = new RedirectResult(logonUrl); return; } } } This is part of modifed FNHMVC by Fabricio Martínez Tamayo https://github.com/fabricio...