大约有 40,000 项符合查询结果（耗时：0.0492秒） [XML]
What integer hash function are good that accepts an integer hash key?
...er that is in the order of your hash size (2^32 in the example) and has no common factors with it. This way the hash function covers all your hash space uniformly.
Edit: The biggest disadvantage of this hash function is that it preserves divisibility, so if your integers are all divisible by 2 or b...
How to copy from CSV file to PostgreSQL table with headers in CSV file?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Ways to circumvent the same-origin policy
... subsequent origin checks. For example, assume a script in the document at http://store.company.com/dir/other.html executes the following statement:
document.domain = "company.com";
After that statement executes, the page would pass the origin check with http://company.com/dir/page.html. However,...
How can I extract a good quality JPEG image from a video file with ffmpeg?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to know/change current directory in Python shell?
...Under Windows:
set PYTHONPATH=%PYTHONPATH%;C:\My_python_lib
(taken from http://docs.python.org/using/windows.html)
edit 2
... and even better: use virtualenv and virtualenv_wrapper, this will allow you to create a development environment where you can add module paths as you like (add2virtualen...
MongoDB with redis
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I determine the size of an object in Python?
...
|
show 2 more comments
392
...
Using curl POST with variables defined in bash script functions
... "Content-Type:application/json" \
-X POST --data "$(generate_post_data)" "https://xxx:xxxxx@xxxx-www.xxxxx.com/xxxxx/xxxx/xxxx"
This said, here are a few clarifications about shell quoting rules:
The double quotes in the -H arguments (as in -H "foo bar") tell bash to keep what's inside as a sing...
PHP abstract properties
...vate in the parent it will remain private and not available to the child.
http://www.php.net//manual/en/language.oop5.static.php
abstract class AbstractFoo
{
public $bar;
final public function __construct()
{
$this->bar = static::BAR;
}
}
class Foo extends AbstractFoo
{...
How do I find the location of my Python site-packages directory?
...
I think stackoverflow.com/a/52638888/1365918 is easily the best answer to this question.
– kapad
Feb 11 at 10:06
add a com...