大约有 2,340 项符合查询结果（耗时：0.0161秒） [XML]
What's the correct way to convert bytes to a hex string in Python 3?
...ht but something that was argued over: bugs.python.org/issue3532#msg70950. Q: Would it hurt to have the tohex method of the bytes object to perform this task as well? A: IMO, yes, it would. It complicates the code, and draws the focus away from the proper approach to data conversion (namely, functio...
do { … } while (0) — what is it good for? [duplicate]
...#define FOO(x) { foo(x); bar(x); }
Using this in an if statement would require that you omit the semicolon, which is counterintuitive:
if (condition)
FOO(x)
else
...
If you define FOO like this:
#define FOO(x) do { foo(x); bar(x); } while (0)
then the following is syntactically corre...
Building a complete online payment gateway like Paypal [closed]
So this question isn't about integrating an existing payment gateway into my site. This is more of a architectural question.
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Can an Android NFC phone act as an NFC tag?
...one will act as an NFC reader which will read data from an NFC tag. Now my question is, can we switch this around? Can we make an Android NFC phone behave as the tag which an NFC reader will get data from?
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How do I parse a string to a float or int?
...ently imperfect for representing decimals. For more, see stackoverflow.com/q/21895756/931277
– dokkaebi
Aug 18 '17 at 21:44
20
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How to create separate AngularJS controller files?
...g a record of solutions is what SO is really all about, not extemporaneous q and a.
– Fresheyeball
Mar 10 '14 at 16:13
2
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How can you list the matches of Vim's search?
...ing
set hlsearch
" yank those cheat commands, in normal mode type q: than p to paste in the opened cmdline
" how-to search for a string recursively
" :grep! "\<doLogErrorMsg\>" . -r
"
" how-to search recursively , omit log and git files
" :vimgrep /srch/ `find . -t...
Why are hexadecimal numbers prefixed with 0x?
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Related: stackoverflow.com/questions/18987911/… and stackoverflow.com/questions/11483216/…
– Řrřola
Jun 10 '14 at 13:13
23
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What are the most common non-BMP Unicode characters in actual use? [closed]
...Multilingual Plane) are the most common so far? These are the ones which require 4 bytes in UTF-8 or surrogates in UTF-16.
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How to get Ruby / Homebrew / RVM to work on Yosemite?
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when I make this change, I get the error "Homebrew requires Leopard or higher. For Tiger support, see: github.com/mistydemeo/tigerbrew" even though I'm running yosemite
– scientiffic
Oct 21 '14 at 14:20
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