大约有 30,000 项符合查询结果(耗时:0.0400秒) [XML]

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How do I find the duplicates in a list and create another list with them?

How can I find the duplicates in a Python list and create another list of the duplicates? The list only contains integers. ...
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How do I print debug messages in the Google Chrome JavaScript Console?

....log || function(){}; console.warn = console.warn || function(){}; console.error = console.error || function(){}; console.info = console.info || function(){}; Then, use any of the following: console.log(...); console.error(...); console.info(...); console.warn(...); These functions will log dif...
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Where do I put image files, css, js, etc. in Codeigniter?

... Did you test the above code, I think there's an error on the last line, you redirect all requests to /public so why base_url ()."public/[...! It should be just base_url ()."/[YOUR ASSET FOLDER]". – Kerkouch Nov 17 '17 at 4:10 ...
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do { … } while (0) — what is it good for? [duplicate]

... #define FOO(x) foo(x); bar(x) if (condition) FOO(x); else // syntax error here ...; Even using braces doesn't help: #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 ...
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How do you match only valid roman numerals with a regular expression?

Thinking about my other problem , i decided I can't even create a regular expression that will match roman numerals (let alone a context-free grammar that will generate them) ...
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How can I replace a newline (\n) using sed?

...| edited Mar 16 '18 at 10:05 answered May 5 '15 at 9:43 JJo...
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RSA Public Key format

... 4:d=1 hl=4 l= 257 prim: INTEGER :FB1199FF0733F6E805A4FD3B36CA68E94D7B974621162169C71538A539372E27F3F51DF3B08B2E111C2D6BBF9F5887F13A8DB4F1EB6DFE386C92256875212DDD00468785C18A9C96A292B067DDC71DA0D564000B8BFD80FB14C1B56744A3B5C652E8CA0EF0B6FDA64ABA47E3A4E89423C0212C07E39A5703F...
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Running a cron every 30 seconds

... 26 21:03:30 AWST 2020 Sleeping for 35 seconds (max 36). Tue May 26 21:04:05 AWST 2020 Sleeping for 2 seconds (max 37). Tue May 26 21:04:35 AWST 2020 Sleeping for 20 seconds (max 38). Tue May 26 21:05:05 AWST 2020 Sleeping for 22 seconds (max 39). Tue May 26 21:05:35 AWST 2020 Sleeping for 18 secon...
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Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术

...Know? Wi-Fi 的标准写法是大写“W”和“F”,中间用“-”连接。 Interbrand 除了给 Wi-Fi 起名,他们还帮微软家的搜索引擎起了个响亮的名字——Bing。关于 Interbrand 还搞出了什么名堂,可以点这里看他们长长的案例列表。 Interbrand...
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Practical usage of setjmp and longjmp in C

...can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases. ...