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How to hide first section header in UITableView (grouped style)
...This worked for me in iOS 9 and just blew my mind.
– allocate
Dec 20 '15 at 14:04
This should be the accepted answer. ...
What is Type-safe?
...your program (or worse, possibly in other programs depending on how the OS allocates memory - very unlikely these days).
** While this first issue is not technically about data type, type safe languages address it inherently and it visually describes the issue to those unaware of how memory alloca...
How do you make an array of structs in C?
...
So to put it all together by using malloc():
int main(int argc, char** argv) {
typedef struct{
char* firstName;
char* lastName;
int day;
int month;
int year;
}STUDENT;
int numStudents=3;
int x;
STUD...
The Definitive C Book Guide and List
...uctures in C, such as lists, sets, exceptions, string manipulation, memory allocators, and more. Basically, Hanson took all the code he'd written as part of building Icon and lcc and pulled out the best bits in a form that other people could reuse for their own projects. It's a model of good C progr...
How to convert List to int[] in Java? [duplicate]
...right size. You can also use a 0-length static Integer array and let Java allocate an array of the right size:
static final Integer[] NO_INTS = new Integer[0];
....
int[] intArray2 = ArrayUtils.toPrimitive(myList.toArray(NO_INTS));
...
Convert a byte array to integer in Java and vice versa
...default
short num = wrapped.getShort(); // 1
ByteBuffer dbuf = ByteBuffer.allocate(2);
dbuf.putShort(num);
byte[] bytes = dbuf.array(); // { 0, 1 }
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Difference between python3 and python3m executables
... will
also contribute to the file name:
--with-pydebug (flag: d)
--with-pymalloc (flag: m)
--with-wide-unicode (flag: u)
via PEP 3149.
Regarding the m flag specifically, this is what Pymalloc is:
Pymalloc, a specialized object allocator written by Vladimir
Marangozov, was a feature added to Python...
MISCONF Redis is configured to save RDB snapshots
... linux machines) but a lot of the times BGAVE fails because the fork can't allocate memory. Many times the fork fails to allocate memory (although the machine has enough RAM available) because of a conflicting optimization by the OS.
As can be read from Redis FAQ:
Redis background saving schema rel...
When should I use mmap for file access?
...programs; program A which reads in a 1MB file into a buffer creating with malloc, and program B which mmaps the 1MB file into memory. If the operating system has to swap part of A's memory out, it must write the contents of the buffer to swap before it can reuse the memory. In B's case any unmodif...
How to convert an NSTimeInterval (seconds) into minutes
...Calendar currentCalendar];
// Create the NSDates
NSDate *date1 = [[NSDate alloc] init];
NSDate *date2 = [[NSDate alloc] initWithTimeInterval:theTimeInterval sinceDate:date1];
// Get conversion to months, days, hours, minutes
unsigned int unitFlags = NSHourCalendarUnit | NSMinuteCalendarUnit | NSD...