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Advantages of std::for_each over for loop
..., replace, etc and these won't look so strange anymore. This can be a huge win.
Update 1:
Most importantly, it helps you go beyond for_each vs. for-loops like that's all there is, and look at the other STL-alogs, like find / sort / partition / copy_replace_if, parallel execution .. or whatever.
A ...
What is the difference between char array and char pointer in C?
...expects a pointer, so if you try to pass an array to it like this:
char s[10] = "hello";
printSomething(s);
The compiler pretends that you wrote this:
char s[10] = "hello";
printSomething(&s[0]);
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C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...用系统的一些函数，但这种方法稍微显得复杂一些。
WIN32_FIND_DATA wfd;
bool rValue = false;
HANDLE hFind = FindFirstFile(strPath.c_str(), &wfd);
if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
{
std::cout << "this file exists" ...
Best practices for adding .gitignore file for Python projects? [closed]
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answered Sep 15 '10 at 16:21
Davor LucicDavor Lucic
25.1k77 gold badges5959 silver badges7373 bronze badges
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How to disable Google Chrome auto update?
...tried using the standalone installer of Google, on a Windows 8.1 machine 64Bits - and yes all the keys are set to :
Dword: AutoUpdateCheckPeriodMinutes Value: 0
Dword: DisableAutoUpdateChecksCheckboxValue Value: 1
Dword: UpdateDefault Value: 0
Dword: Update{8A69D345-D564-463C-AFF1-A69D9E530F96} Val...
How to write a scalable Tcp/Ip based server
...on this that scaled up to 10,000s of concurrent client connections on a 32-bit machine with 2GB of memory, and well into 100,000s on a 64-bit platform with sufficient memory. From my own experience with this technique (altho nowhere near this kind of load) I have no reason to doubt these indicative ...
What is your favorite C programming trick? [closed]
...was close to optimal, but not fully optimal. Likewise, it seems that for 64bits the value was discovered, rather than computing.
– Matthieu M.
Oct 14 '11 at 16:28
add a commen...
Distributed sequence number generation?
...ervice, i.e. you make a network call to get a unique ID;
which produces 64 bit unique IDs that are ordered by generation time;
and the service is highly scalable and (potentially) highly available; each instance can generate many thousand IDs per second, and you can run multiple instances on your LA...
How do I get the result of a command in a variable in windows?
...r this stuff. It's stretching the possibilities of the batch files quite a bit.
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What is uintptr_t data type
...inter. This would be expected on segmented architectures like the 8086 (16 bits size_t, but 32 bits void*)
– MSalters
Dec 4 '09 at 9:08
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