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What does “dereferencing” a pointer mean?
...iable that is a pointer to a structure with data members, you can access those members using the -> dereferencing operator:
typedef struct X { int i_; double d_; } X;
X x;
X* p = &x;
p->d_ = 3.14159; // Dereference and access data member x.d_
(*p).d_ *= -1; // Another equivalent notat...
Is it possible to cache POST methods in HTTP?
...e the same (and the URL is the same, of course), then it's a hit. Is that possible? Recommended?
9 Answers
...
is there a css hack for safari only NOT chrome?
... If you are having trouble, and really want to get help or help others by posting a comment about it, Post Your Browser and Device (MacBook/IPad/etc... with both browser and OS version numbers!)
Claiming none of these work is not accurate (and actually not even possible.) Many of these are not reall...
How to detect if multiple keys are pressed at once using JavaScript?
I'm trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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How do I export UIImage array as a movie?
...h several UIImage objects. What I now want to do, is create movie from those UIImages . But I don't have any idea how to do so.
...
Kill child process when parent process is killed
I'm creating new processes using System.Diagnostics.Process class from my application. I want this processes to be killed when/if my application has crashed. But if I kill my application from Task Manager, child processes are not killed. Is there any way to make child processes dependent on ...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
...
If your purpose is the isolation, I think Docker is what you want.
Vagrant is a virtual machine manager. It allows you to script the virtual machine configuration as well as the provisioning. However, it is still a virtual machine depen...
How to write iOS app purely in C
...is is by now,
// then you probably shouldn't be reading the rest of this post.
int main(int argc, char *argv[])
{
// Create an @autoreleasepool, using the old-stye API.
// Note that while NSAutoreleasePool IS deprecated, it still exists
// in the APIs for a reason, and we leverage tha...
std::wstring VS std::string
...d on a char, and std::wstring on a wchar_t.
char vs. wchar_t
char is supposed to hold a character, usually an 8-bit character.
wchar_t is supposed to hold a wide character, and then, things get tricky:
On Linux, a wchar_t is 4 bytes, while on Windows, it's 2 bytes.
What about Unicode, then?
The ...
Using Auto Layout in UITableView for dynamic cell layouts & variable row heights
...dynamic in size.
– Ian-Fogelman
May 27 '17 at 20:00
Call me a control freak but even in the days of iOS 11 I still don...