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Parsing a comma-delimited std::string [duplicate]

... Input one number at a time, and check whether the following character is ,. If so, discard it. #include <vector> #include <string> #include <sstream> #include <iostream> int main() { std::string str = "1,2,3,4,5,6"; std::vector<int> vect; ...
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libevent+protobuf轻松搭建tcpserver - C/C++ - 清泛网 - 专注C/C++及内核技术

...:socket(),connect(),返回连接的sockfd int create_io_channel(const char *ipaddr, int port); 2. 搭建TCP Server 下面以伪代码方式给出,错误处理省略 int main(int argc, char *argv[]) { // 初始化 … // event初始化 event_init(); init_server(por...
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Should I initialize variable within constructor or outside constructor [duplicate]

... in some case initializing in constructor makes sense. class String { char[] arr/*=char [20]*/; //Here initializing char[] over here will not make sense. String() { this.arr=new char[0]; } String(char[] arr) { this.arr=arr; } } So depending on the situa...
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Safe String to BigDecimal conversion

...le locale) { final DecimalFormatSymbols symbols; final char groupSeparatorChar; final String groupSeparator; final char decimalSeparatorChar; final String decimalSeparator; String ...
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Binary Data in JSON String. Something better than Base64

... so that it can be placed into a string element (i.e. zero or more Unicode chars in double quotes using backslash escapes) in JSON. ...
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Why is MySQL's default collation latin1_swedish_ci?

... He is Finnish , but Finnish and Swedish share almost the same special characters ,so they share the same case insensitive collation – kommradHomer Feb 26 '14 at 10:47 5 ...
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Difference between size_t and unsigned int?

...int is not the only unsigned integer type. size_t could be any of unsigned char, unsigned short, unsigned int, unsigned long or unsigned long long, depending on the implementation. Second question is that size_t and unsigned int are interchangeable or not and if not then why? They aren't inter...
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What is the difference between LL and LR parsing?

...o parsing algorithms you mentioned (LL and LR) are known to have different characteristics. LL parsers tend to be easier to write by hand, but they are less powerful than LR parsers and accept a much smaller set of grammars than LR parsers do. LR parsers come in many flavors (LR(0), SLR(1), LALR(1...
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Create objective-c class instance by name?

...runtime.h> //Declaration in the above named file id objc_getClass(const char* name); //Usage id c = objc_getClass("Object"); [ [ c alloc ] free ]; Under the Objective-C (1.0 or unnamed version) you would utilize the following: #import <objc/objc-api.h> //Declaration within the above name...
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Prevent users from submitting a form by hitting Enter

...area>. <input ... onkeydown="return event.key != 'Enter';"> <select ... onkeydown="return event.key != 'Enter';"> ... To reduce boilerplate, this is better to be done with jQuery: $(document).on("keydown", ":input:not(textarea)", function(event) { return event.key != "Enter";...