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How to list files in a directory in a C program?
...rent directory.
*/
#include <dirent.h>
#include <stdio.h>
int main(void) {
DIR *d;
struct dirent *dir;
d = opendir(".");
if (d) {
while ((dir = readdir(d)) != NULL) {
printf("%s\n", dir->d_name);
}
closedir(d);
}
return(0);
}
Beware that such an op...
How to cast int to enum in C++?
...
MSDN: The static_cast operator can explicitly convert an integral value to an enumeration type. If the value of the integral type does not fall within the range of enumeration values, the resulting enumeration value is undefined.
– Kirill Kobelev
...
How do you get a directory listing sorted by creation date in python?
.../usr/bin/env python
from stat import S_ISREG, ST_CTIME, ST_MODE
import os, sys, time
# path to the directory (relative or absolute)
dirpath = sys.argv[1] if len(sys.argv) == 2 else r'.'
# get all entries in the directory w/ stats
entries = (os.path.join(dirpath, fn) for fn in os.listdir(dirpath))
...
Android: Difference between Parcelable and Serializable?
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How about converting objects to json string instead with gson?
– F.O.O
Sep 10 '16 at 8:51
add a comment
...
How to convert comma-delimited string to list in Python?
...",")
>>> print my_list
['A', 'B', 'C', 'D', 'E']
If you want to convert it to a tuple, just
>>> print tuple(my_list)
('A', 'B', 'C', 'D', 'E')
If you are looking to append to a list, try this:
>>> my_list.append('F')
>>> print my_list
['A', 'B', 'C', 'D', 'E...
Returning an array using C
...s). In C, an expression of type "N-element array of T" will be implicitly converted ("decay") to an expression of type "pointer to T", except when the array expression is an operand of the sizeof or unary & operators, or if the array expression is a string literal being used to initialize anoth...
How to convert NSDate into unix timestamp iphone sdk?
How to convert an NSDate into Unix timestamp? I've read many posts which do the reverse. But I'm not finding anything related to my question.
...
Change the Right Margin of a View Programmatically?
...
@KKendall: Just convert your DP to PX first.
– Kevin Coppock
Oct 12 '12 at 22:20
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How to detect a Christmas Tree? [closed]
...nst the blue-green background which is prevalent in most of the photos. I convert the rgb image to hsv space, and require that the hue is either less than 0.2 on a 0.0-1.0 scale (corresponding roughly to the border between yellow and green) or greater than 0.95 (corresponding to the border between ...
Does setWidth(int pixels) use dip or px?
...The answer is in TypedValue.applyDimension(). Here's an example of how to convert dips to px in code:
// Converts 14 dip into its equivalent px
Resources r = getResources();
int px = Math.round(TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP, 14,r.getDisplayMetrics()));
...