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How can I use swift in Terminal?
I read What's new in Xcode 6 . The article introduces some new feature about Xcode 6, and it says:
13 Answers
...
What is reflection and why is it useful?
...sn't really designed to support this unless the object conforms to a known interface, but using reflection, your code can look at the object and find out if it has a method called 'doSomething' and then call it if you want to.
So, to give you a code example of this in Java (imagine the object in qu...
How to read a line from the console in C?
... = malloc(100), * linep = line;
size_t lenmax = 100, len = lenmax;
int c;
if(line == NULL)
return NULL;
for(;;) {
c = fgetc(stdin);
if(c == EOF)
break;
if(--len == 0) {
len = lenmax;
char * linen = realloc(linep, ...
Can we pass parameters to a view in SQL?
...would be to implement a stored function, like:
CREATE FUNCTION v_emp (@pintEno INT)
RETURNS TABLE
AS
RETURN
SELECT * FROM emp WHERE emp_id=@pintEno;
This allows you to use it as a normal view, with:
SELECT * FROM v_emp(10)
...
Getting a list of files in a directory with a glob
...
char* pattern = "/bin/*";
if (glob(pattern, 0, NULL, &gt) == 0) {
int i;
for (i=0; i<gt.gl_matchc; i++) {
[files addObject: [NSString stringWithCString: gt.gl_pathv[i]]];
}
}
globfree(&gt);
return [NSArray arrayWithArray: files];
Edit: I've created a gist on github ...
omp parallel vs. omp parallel for
...uns fine but when I am invoking this code from an MPI program then it runs into an infinite loop. The loop counter is zero in all iterations of this loop. I have the loop counter defined as private in the #pragma omp parallel directive. No idea why it only fails when MPI is invoking the code. I am s...
What's the difference between utf8_general_ci and utf8_unicode_ci?
...f either _unicode or _general. Much of what's written below is not of much interest anymore if you can use one of the newer collations instead.
Key differences
utf8mb4_unicode_ci is based on the official Unicode rules for universal sorting and comparison, which sorts accurately in a wide range of l...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...e
#define _ttol atol
#endif
void Usage()
{
#ifdef _UNICODE
wprintf(L"[Usage]: nativedebug.exe <digital numbers>\n");
#else
printf("[Usage]: nativedebug.exe <digital numbers>\n");
#endif
}
int _tmain(int argc, _TCHAR* argv[])
{
int result = 0;
if ( argc...
Using Pairs or 2-tuples in Java [duplicate]
...
While the intended purpose of this class is to facilitate the creation of custom map implementation according to the javadoc, this gets the job done nicely. +1. Also, readability isn't that big of an issue in this case.
...
How to concatenate strings in twig
...lde (~), like Alessandro said, and here it is in the documentation:
~: Converts all operands into strings and concatenates them. {{ "Hello
" ~ name ~ "!" }} would return (assuming name is 'John') Hello John!. – http://twig.sensiolabs.org/doc/templates.html#other-operators
And here is an e...