大约有 47,000 项符合查询结果(耗时:0.0632秒) [XML]

https://stackoverflow.com/ques... 

Differences between Perl and PHP [closed]

...uding matching (=~, !~), quote-like (qw, qx &c.), exponentiation (**), string repetition (x) and range (.. and ...). PHP has a few operators Perl doesn't, such as the error suppression operator (@), instanceof (though Perl does have the Universal::isa method) and clone. In PHP, new is an operat...
https://stackoverflow.com/ques... 

Map enum in JPA with fixed values?

...s now possible with JPA 2.1: @Column(name = "RIGHT") @Enumerated(EnumType.STRING) private Right right; Further details: http://java.dzone.com/articles/mapping-enums-done-right http://www.thoughts-on-java.org/jpa-21-how-to-implement-type-converter/ ...
https://stackoverflow.com/ques... 

Disable LESS-CSS Overwriting calc() [duplicate]

... Using an escaped string (a.k.a. escaped value): width: ~"calc(100% - 200px)"; Also, in case you need to mix Less math with escaped strings: width: calc(~"100% - 15rem +" (10px+5px) ~"+ 2em"); Compiles to: width: calc(100% - 15rem + 1...
https://stackoverflow.com/ques... 

How to view files in binary from bash?

... vi your_filename hit esc Type :%!xxd to view the hex strings, the n :%!xxd -r to return to normal editing. share | improve this answer | follow ...
https://stackoverflow.com/ques... 

in Ipython notebook / Jupyter, Pandas is not displaying the graph I try to plot

...ily using just ipython notebook --pylab with pandas to have the plot in an extra window, if that's what someone wants. – K.-Michael Aye Dec 18 '12 at 20:22 add a comment ...
https://stackoverflow.com/ques... 

What is an xs:NCName type and when should it be used?

...pposed to be qualified by different namespaces, then they are NCNames. xs:string puts no restrictions on your names at all, but xs:NCName basically disallows ":" to appear in the string. share | im...
https://stackoverflow.com/ques... 

Does C# have an equivalent to JavaScript's encodeURIComponent()?

... Uri.EscapeDataString or HttpUtility.UrlEncode is the correct way to escape a string meant to be part of a URL. Take for example the string "Stack Overflow": HttpUtility.UrlEncode("Stack Overflow") --> "Stack+Overflow" Uri.EscapeUriSt...
https://stackoverflow.com/ques... 

How to [recursively] Zip a directory in PHP?

...if (is_file($file) === true) { $zip->addFromString(str_replace($source . '/', '', $file), file_get_contents($file)); } } } else if (is_file($source) === true) { $zip->addFromString(basename($source), file_get_contents($source)...
https://stackoverflow.com/ques... 

Determine function name from within that function (without using traceback)

... functionNameAsString = sys._getframe().f_code.co_name I wanted a very similar thing because I wanted to put the function name in a log string that went in a number of places in my code. Probably not the best way to do that, but here's a ...
https://stackoverflow.com/ques... 

List of foreign keys and the tables they reference

... How to include schema (OWNER) in this statement (as string f.e. SYSTEM)? – Adam Mrozek May 19 at 12:11 ...