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What's the u prefix in a Python string?
...very Software Developer Absolutely, Positively Must Know About Unicode and Character Sets (No Excuses!) essay on character sets.
Q: sry no time code pls
A: Fine. try str('Some String') or 'Some String'.encode('ascii', 'ignore'). But you should really read some of the answers and discussion on Conv...
What are copy elision and return value optimization?
...;iostream>
using namespace std;
class ABC
{
public:
const char *a;
ABC()
{ cout<<"Constructor"<<endl; }
ABC(const char *ptr)
{ cout<<"Constructor"<<endl; }
ABC(ABC &obj)
{ cout<<"copy constructor"<<endl;...
服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...动关闭连接了为啥还要保持资源一段时间呢？这个是TCP/IP的设计者规定 的，主要出于以下两个方面的考虑：
1、防止上一次连接中的包，迷路后重新出现，影响新连接（经过2MSL，上一次连接中所有的重复包都会消失）
2、可靠...
Python - use list as function parameters
...ely I am just going to add a simple but complete example.
def some_func(a_char, a_float, a_something):
print a_char
params = ['a', 3.4, None]
some_func(*params)
>> a
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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...ache Commons lang library:
Specifically, the capitalizeFully(String str, char[] delimiters) method should do the job:
String blah = "LORD_OF_THE_RINGS";
assertEquals("LordOfTheRings", WordUtils.capitalizeFully(blah, new char[]{'_'}).replaceAll("_", ""));
Green bar!
...
How can I break up this long line in Python?
...formatting a long line such as this? I'd like to get it to no more than 80 characters wide:
5 Answers
...
How to get the value from the GET parameters?
...es URL:
You could access location.search, which would give you from the ? character on to the end of the URL or the start of the fragment identifier (#foo), whichever comes first.
Then you can parse it with this:
function parse_query_string(query) {
var vars = query.split("&");
var ...
What does the ??!??! operator do in C?
...otnote 12 (h/t @Random832):
The trigraph sequences enable the input of characters that are not defined in the Invariant Code Set as
described in ISO/IEC 646, which is a subset of the seven-bit US ASCII code set.
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Difference between 'new operator' and 'operator new'?
...ething like your own container, you can call operator new directly, like:
char *x = static_cast<char *>(operator new(100));
It's also possible to overload operator new either globally, or for a specific class. IIRC, the signature is:
void *operator new(size_t);
Of course, if you overloa...
Alternative to itoa() for converting integer to string C++? [duplicate]
...s pretty well.
#include <boost/lexical_cast.hpp>
int main(int argc, char** argv) {
std::string foo = boost::lexical_cast<std::string>(argc);
}
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