大约有 40,000 项符合查询结果(耗时:0.0419秒) [XML]

https://stackoverflow.com/ques... 

How do function pointers in C work?

... class: typedef struct String_Struct* String; struct String_Struct { char* (*get)(const void* self); void (*set)(const void* self, char* value); int (*length)(const void* self); }; char* getString(const void* self); void setString(const void* self, char* value); int lengthString(const...
https://stackoverflow.com/ques... 

const char * const versus const char *?

...ally be appropriate here, but perhaps the verbosity put off the developer. char* the_string : I can change which char the_string points to, and I can modify the char to which it points. const char* the_string : I can change which char the_string points to, but I cannot modify the char to which it po...
https://stackoverflow.com/ques... 

Post data to JsonP

... clonedForm.attr(attr.name, attr.value); }); form.find('input, select, textarea').each(function() { clonedForm.append($(this).clone()); }); return clonedForm; } share | ...
https://stackoverflow.com/ques... 

How to change string into QString?

...QString::fromStdString(str); If by string you mean Ascii encoded const char * then you can use this method: QString QString::fromAscii(const char * str, int size = -1) const char* str = "Hello world"; QString qstr = QString::fromAscii(str); If you have const char * encoded with system enco...
https://stackoverflow.com/ques... 

How to write a large buffer into a binary file in C++, fast?

...stream("file.binary", std::ios::out | std::ios::binary); myfile.write((char*)&data[0], bytes); myfile.close(); auto endTime = std::chrono::high_resolution_clock::now(); return std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime).count(); } long long ...
https://stackoverflow.com/ques... 

What are the downsides to using Dependency Injection? [closed]

...inject - the text "Hello World". Easy enough... void Say_Something (const char *p_text) { std::cout << p_text << std::endl; } How is that more inflexible than the original? Well, what if I decide that the output should be unicode. I probably want to switch from std::cout to std::wco...
https://stackoverflow.com/ques... 

Animate text change in UILabel

... UILabel{ func animation(typing value:String,duration: Double){ let characters = value.map { $0 } var index = 0 Timer.scheduledTimer(withTimeInterval: duration, repeats: true, block: { [weak self] timer in if index < value.count { let char = characters[index] ...
https://stackoverflow.com/ques... 

How to send SMS in Java

... public void sendMessage(String phoneNumber, String message) { char quotes ='"'; send("AT+CMGS="+quotes + phoneNumber +quotes+ "\r\n"); try { Thread.sleep(2000); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTr...
https://stackoverflow.com/ques... 

Test whether string is a valid integer

...sonably elegant) way of doing this - I don't want to have to pick it apart char by char. 11 Answers ...
https://stackoverflow.com/ques... 

How to make the 'cut' command treat same sequental delimiters as one?

... page: -s, --squeeze-repeats replace each input sequence of a repeated character that is listed in SET1 with a single occurrence of that character share | ...