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MFC Telnet Application（mfc telnet 端口，代码实现、不调用telnet.exe） ...
MFC Telnet Application（mfc telnet 端口，代码实现、不调用telnet.exe）MFC-Telnet-Applicationmfc程序telnet ip:端口，代码原生实现、不调用telnet.exe。程序源码工程升级后，可能出现编译不过的情况，请将stdafx.h中0x0410全部改为0x0501即可。The artic...
char类型移动跨平台踩过的坑 - C/C++ - 清泛网 - 专注C/C++及内核技术
char类型移动跨平台踩过的坑CFLAG-fsigned-charchar强转int时，发现在x86平台下是按照有符号处理的，但是在ARM32下被当成了无符号导致问题，ARM64正常有符号。经调查，在PC上，char类型默认为signed-char,但是在一些嵌入式设备
char强转...
Reference to \' \' is ambiguous：符号定义重复 - C/C++ - 清泛网 - 专注C/C++及内核技术
Reference to ' ' is ambiguous：符号定义重复Reference-to-is-ambiguousReference to & 39; & 39; is ambiguous 编译错误：从字面上看就是引用某个符号（变量、类名、函数等）的定义不明确，重复。以下为可能的原因及解决方法：1、自定义的变量名 ...
[解决]Missing Constraint: Bundle-RequiredExecutionEnvironment: J2SE-1....
[解决]Missing Constraint: Bundle-RequiredExecutionEnvironment: J2SE-1.5eclipse-Missing-Constraint原因：eclipse版本太老了，java版本太新了不匹配导致。解决：安装最新的eclipse，地址：https: www eclipse org downloads 参考：https: www eclipse org forums index php t 1...
【解决】This is allowed only when policy CMP0079 is set to NEW. - C/C+...
【解决】This is allowed only when policy CMP0079 is set to NEW.This-is-allowed-only-when-policy-CMP0079-is-set-to-NEWcmake最低版本设置为3 13以上，可解决。cmake_minimum_required(VERSION 3 13) can fix the first problem 参考：https: gitlab kitware com cmake cmake - issues 19693cma...
Multiple Inheritance in C#
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edited Feb 5 '13 at 23:24
Sylvain Defresne
37k1111 gold badges6767 silver badges8282 bronze badges
ans...
Seeking clarification on apparent contradictions regarding weakly typed languages
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answered Mar 29 '12 at 16:42
Eric LippertEric Lippert
599k164164 gold badges11551155 silver badges20142014 bronze badges
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What is the “right” way to iterate through an array in Ruby?
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This will iterate through all the elements:
array = [1, 2, 3, 4, 5, 6]
array.each { |x| puts x }
Prints:
1
2
3
4
5
6
This will iterate through all the elements giving you the value and the index:
array = ["A", "B", "C"]
array.each_with_index {|val, index| puts "#{val} => #{inde...
Using String Format to show decimal up to 2 places or simple integer
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edited Aug 8 '14 at 10:38
answered Aug 5 '11 at 4:16
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Cleanest way to build an SQL string in Java
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