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How to use the same C++ code for Android and iOS?
...d, it has improved a lot, so the answer is more understandable to everyone now.
Please take a look at the repo so you can download and run the code I'll show below.
The Answer
Before I show the code, please take a lot on the following diagram.
Each OS has its UI and peculiarities, so we intend...
Sharing a result queue among several processes
...processing.Manager to manage your queue and to also make it accessible to different workers.
import multiprocessing
def worker(name, que):
que.put("%d is done" % name)
if __name__ == '__main__':
pool = multiprocessing.Pool(processes=3)
m = multiprocessing.Manager()
q = m.Queue()
...
How do I abort the execution of a Python script? [duplicate]
I have a simple Python script that I want to stop executing if a condition is met.
8 Answers
...
How to round an image with Glide library?
So, anybody know how to display an image with rounded corners with Glide?
I am loading an image with Glide, but I don't know how to pass rounded params to this library.
...
将Linux代码移植到Windows的简单方法 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...定义基本上解决了大部分的头文件包含问题。
/* Define if you have the <linux/fd.h> header file. */
/* #undef HAVE_LINUX_FD_H */
/* Define if you have the <locale.h> header file. */
#define HAVE_LOCALE_H 1
/* Define if you have the <malloc.h> header file. */
#define HAVE_...
What is the effect of extern “C” in C++?
...pe information to the name used for linkage.
Just so you know, you can specify extern "C" linkage to each individual declaration/definition explicitly or use a block to group a sequence of declarations/definitions to have a certain linkage:
extern "C" void foo(int);
extern "C"
{
void g(char);
...
In-memory size of a Python structure
... """Recursively finds size of objects"""
size = sys.getsizeof(obj)
if seen is None:
seen = set()
obj_id = id(obj)
if obj_id in seen:
return 0
# Important mark as seen *before* entering recursion to gracefully handle
# self-referential objects
seen.add(obj_...
Dictionaries and default values
...
+1 for readability, but if/else is much faster. That might or might not play a role.
– Tim Pietzcker
Jul 6 '13 at 9:20
...
Static class initializer in PHP
...in the class require a ‘heavy’ initialization function to run once (as if it were a constructor).
8 Answers
...
Easily measure elapsed time
...
std::chrono::steady_clock::time_point begin = std::chrono::steady_clock::now();
std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
std::cout << "Time difference = " << std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count() << ...