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How come an array's address is equal to its value in C?
...ointer which was initially assigned to point to to the first element of an allocation of the given size, so if that name appeared in the argument list for a function, the function would receive a pointer to the vector. Even though C added "real" array types, whose name was rigidly associated with t...
How do you extract a column from a multi-dimensional array?
...the third columm
array([3, 7])
See also: "numpy.arange" and "reshape" to allocate memory
Example: (Allocating a array with shaping of matrix (3x4))
nrows = 3
ncols = 4
my_array = numpy.arange(nrows*ncols, dtype='double')
my_array = my_array.reshape(nrows, ncols)
...
Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...iB)");
}
}
This will report the "Max Memory" based upon default heap allocation. So you still would need to play with -Xmx (on HotSpot). I found that running on Windows 7 Enterprise 64-bit, my 32-bit HotSpot JVM can allocate up to 1577MiB:
[C:scratch]> java -Xmx1600M MaxMemory
Error occu...
How to convert std::string to NSString?
...ng stringWithUTF8String:param.c_str()];
NSString* alternative = [[NSString alloc] initWithUTF8String:param.c_str()];
This will work in most cases - and if you're not doing specific encoding detection and conversion, UTF-8 is going to give you a good result for having non-latin characters 'just wor...
iPhone/iOS JSON parsing tutorial [closed]
...
SBJSON *parser = [[SBJSON alloc] init];
NSString *url_str=[NSString stringWithFormat:@"Example APi Here"];
url_str = [url_str stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
NSURLRequest *request =[NSURLRequest requestWithURL:[NSUR...
Creating an empty Pandas DataFrame, then filling it?
...op iterating through column names. In the former case, not only the memory allocation takes time, but replacing NaNs with new values seems extremely slow.
– deeenes
Mar 3 '15 at 16:33
...
What is the difference between an int and an Integer in Java and C#?
...by reference (or more accurately have references passed by value), and are allocated from the heap. Conversely, primitives are immutable types that are passed by value and are often allocated from the stack.
share
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Where to learn about VS debugger 'magic names'
...n source code but not represented in the binary.
Temporary variable slots allocated by the compiler are given names with the pattern CS$X$Y, where X is the "temporary kind" and Y is the number of temporaries allocated so far. The temporary kinds are:
0 --> short lived temporaries
1 --> retu...
How to get UILabel to respond to tap?
...:
UITapGestureRecognizer *tapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(labelTapped)];
tapGestureRecognizer.numberOfTapsRequired = 1;
[myLabel addGestureRecognizer:tapGestureRecognizer];
myLabel.userInteractionEnabled = YES;
...
What does Redis do when it runs out of memory?
... time finding the answer. How does Redis 2.0 handle running out of maximum allocated memory? How does it decide which data to remove or which data to keep in memory?
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