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How to JSON serialize sets?
...de disappeared
updated the call to the parents' default with super()
using base64 to serialize the bytes type into str (because it seems that bytes in python 3 can't be converted to JSON)
from decimal import Decimal
from base64 import b64encode, b64decode
from json import dumps, loads, JSONEncoder...
Convert string to integer type in Go?
...d strconv.ParseInt() which give greater flexibility as you can specify the base and bitsize for example. Also as noted in the documentation of strconv.Atoi():
Atoi is equivalent to ParseInt(s, 10, 0), converted to type int.
Here's an example using the mentioned functions (try it on the Go Play...
How does one generate a random number in Apple's Swift language?
...
Edit: Updated for Swift 3.0
arc4random works well in Swift, but the base functions are limited to 32-bit integer types (Int is 64-bit on iPhone 5S and modern Macs). Here's a generic function for a random number of a type expressible by an integer literal:
public func arc4random<T: Express...
Understanding CUDA grid dimensions, block dimensions and threads organization (simple explanation) [
...ronize all threads is a nuisance for CUDA learners. So I updated my answer based on the information you gave me. I really appreciate it.
– Bizhan
May 13 at 17:49
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Any free WPF themes? [closed]
...o provides Windows 8 Look and feel with a few variants like dark and light base themes with green,blue etc for text and others. Its pretty cool and can be used out of the box.
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Appending HTML string to the DOM
... all current browsers.
div.insertAdjacentHTML( 'beforeend', str );
Live demo: http://jsfiddle.net/euQ5n/
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What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
..._t was 32, and it was big-endian. (The platform was Lightspeed C on 680x0-based Macintoshes. I said it was a long time ago.)
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PostgreSQL create table if not exists
... */ sch.foo (
id serial NOT NULL,
demo_column varchar NOT NULL,
demo_column2 varchar NOT NULL,
CONSTRAINT pk_sch_foo PRIMARY KEY (id));
CREATE INDEX /* IF NOT EXISTS add for PostgreSQL 9.5+ */ idx_sc...
Sharing a result queue among several processes
...e, just a way for the workers to (repeatedly) report their results back to base.
2 Answers
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Timer function to provide time in nano seconds using C++
...en RDTSC and your system's built-in clock facilities (which will likely be based on clock(), clock_gettime() and/or QueryPerformanceCounter.
Note that the RDTSC instruction is x86-specific. QueryPerformanceCounter is Windows only. And clock_gettime() is POSIX only. Below I introduce two new cloc...