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How do you allow spaces to be entered using scanf?
... 1. */
#define MAX_NAME_SZ 256
int main(int argC, char *argV[]) {
/* Allocate memory and check if okay. */
char *name = malloc(MAX_NAME_SZ);
if (name == NULL) {
printf("No memory\n");
return 1;
}
/* Ask user for name. */
printf("What is your name? ");
...
How to set UICollectionViewDelegateFlowLayout?
...ViewFlowLayout(), self.collectionViewLayout = [[UICollectionViewFlowLayout alloc]init]
– Daishi Nakajima
Mar 19 '16 at 7:30
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How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
...so you have to copy your const char* strings char by char into dynamically allocated char* strings in order to modify them.
Example:
#include <iostream>
void print(char* ch);
void print(const char* ch) {
std::cout<<ch;
}
int main() {
print("Hello");
return 0;
}
...
ASP.NET: Session.SessionID changes between requests
... is the reason
When using cookie-based session state, ASP.NET does not allocate storage for session data until the Session object is used. As a result, a new session ID is generated for each page request until the session object is accessed. If your application requires a static session ID for t...
Reducing MongoDB database file size
...illed 2/3 of your drive with one DB, you could not perform a repair. Newly allocated files would suck up the remaining space before the new DB was completely "copied & repaired" and "the switch" would never happen. With compact, he can at least keep the existing files in place. I agree, it's not...
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]
...
Usage (inside the view):
MyLayerDelegate *delegate = [[MyLayerDelegate alloc] init];
// assign to a strong property, because CALayer's "delegate" property is weak
self.myLayerDelegate = delegate;
self.myLayer = [CALayer layer];
self.myLayer.delegate = delegate;
// ...
self.myLayerDelegate.di...
Alternative to itoa() for converting integer to string C++? [duplicate]
...even when output a simple integer: In C, you use your own buffer, possibly allocated in the stack, whereas in C++, the stringstream will use its own. In C, you can then reuse your buffer. In C++, you must extract the string from the stringstream, which is a std::string copy.
– ...
How to shrink the .git folder
...bout 1.5G. I tried this, but I got followng error. fatal: Out of memory, malloc failed (tried to allocate 39763130 bytes)
– Miron
Mar 29 '17 at 4:18
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What is the best open XML parser for C++? [duplicate]
...inyXML if you're concerned about efficiency/memory management (it tends to allocate lots of tiny blocks). My personal favourite is RapidXML.
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Is if(items != null) superfluous before foreach(T item in items)?
...can matter. For most code we should choose the idiomatic code. But the two allocations you mentioned will be a performance problem in even fewer cases.
– CodesInChaos
Jun 23 '11 at 15:22
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