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What does 'const static' mean in C and C++?
... compiler is smart enough to use 42 whenever it sees foo, but it will also allocate space in the initialized data area for it. This is done because, as defined, foo has external linkage. Another compilation unit can say:
extern const int foo;
To get access to its value. That's not a good practice ...
Practical usage of setjmp and longjmp in C
...stroy the return stack (not only local variables) of routineC. So without allocating an exclusive stack (through alloca() after calling rountineB?) you will get in serious trouble with this example if used as a recipe.
– Tino
Apr 11 '15 at 19:12
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UINavigationBar custom back button without title
... controller name
self.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"" style:UIBarButtonItemStylePlain target:nil action:nil];
Swift 2
self.navigationItem.backBarButtonItem = UIBarButtonItem(title: "", style: .Plain, target: nil, action: nil)
Swift 3
self.navigatio...
How can one see content of stack with GDB?
...feac764, eip at 0xffeac76c
(gdb) x/10x $sp
0xffeac63c: 0xf7d39cba 0xf7d3c0d8 0xf7d3c21b 0x00000001
0xffeac64c: 0xf78d133f 0xffeac6f4 0xf7a14450 0xffeac678
0xffeac65c: 0x00000000 0xf7d3790e
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How does LMAX's disruptor pattern work?
...as an extremely large array to take advantage of cache locality, eliminate allocation of new memory.
5 Answers
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How can I generate an ObjectId with mongoose?
...library :
const bson = require('bson');
new bson.ObjectId(); // 5cabe64dcf0d4447fa60f5e2
Note: There is also an npm project named bson-objectid being even lighter
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What exactly are unmanaged resources?
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Some users rank open files, db connections, allocated memory, bitmaps, file streams etc. among managed resources, others among unmanaged. So are they managed or unmanaged?
My opinion is, that the response is more complex: When you open file in .NET, you probably use s...
Get “Value” property in IGrouping
...groupped values' type, which is what I was after.
– K0D4
Oct 1 '18 at 18:53
I'd say only use this when there are (pote...
Remove empty space before cells in UITableView
...his problem with code like this:
self.refreshControl = [[UIRefreshControl alloc] init];{
[self.refreshControl setAttributedTitle:[[NSAttributedString alloc]
initWithString:@"Your string"]];
[self.refreshControl addTarget:self
...
What actually causes a Stack Overflow error? [duplicate]
...ve programs, when there is a risk of writing into memory that had not been allocated for the buffer, and thus to corrupt some other memory locations. It's not the case at all.
JVM has a given memory allocated for each stack of each thread, and if an attempt to call a method happens to fill this mem...