大约有 44,000 项符合查询结果(耗时:0.0289秒) [XML]

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C Macro definition to determine big endian or little endian machine?

...define ORDER32_H #include <limits.h> #include <stdint.h> #if CHAR_BIT != 8 #error "unsupported char size" #endif enum { O32_LITTLE_ENDIAN = 0x03020100ul, O32_BIG_ENDIAN = 0x00010203ul, O32_PDP_ENDIAN = 0x01000302ul, /* DEC PDP-11 (aka ENDIAN_LITTLE_WORD) */ O32_HO...
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Where can I set environment variables that crontab will use?

... This answer should get more upvotes and simply be the selected answer: Very simple and elegant and avoids countless kludges that would require jumping all over the system. – Giacomo1968 Dec 14 '18 at 4:42 ...
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Why does string::compare return an int?

...tring::compare return an int instead of a smaller type like short or char ? My understanding is that this method only returns -1, 0 or 1. ...
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invalid multibyte char (US-ASCII) with Rails and Ruby 1.9

...ave you tried adding a magic comment in the script where you use non-ASCII chars? It should go on top of the script. #!/bin/env ruby # encoding: utf-8 It worked for me like a charm. share | impro...
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Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign

...te definition in the XML and change it manually. Remove primary keys from select lists in table adapters if they are not related to the data being returned. Run your query in SQL Management Studio and ensure there are not duplicate records being returned. Duplicate records can generate duplicate p...
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Iterate two Lists or Arrays with one ForEach statement in C#

...Zip method msdn.microsoft.com/en-us/library/dd267698.aspx and return resultSelector(first, second) instead of a KVP. – Martín Coll Jun 12 '13 at 19:17 ...
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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ehashfn(net, daddr, hnum, saddr, sport); result = reuseport_select_sock(sk, hash, skb, sizeof(struct udphdr)); //根据reuseport算法选择一个sock直接返回 if (result) return result; matches = 1; } result = sk; //使用最大分数的sk作为结...
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How to read the content of a file to a string in C?

... to interpret it) to open a file in C and read its contents into a string (char*, char[], whatever)? 11 Answers ...
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Convert array of integers to comma-separated string

...= new int[5] {1,2,3,4,5}; You can use Linq for it String arrTostr = arr.Select(a => a.ToString()).Aggregate((i, j) => i + "," + j); share | improve this answer | fo...
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How can I get a file's size in C? [duplicate]

...ring, which I allocate using malloc() . Just writing malloc(10000*sizeof(char)); is IMHO a bad idea. 8 Answers ...