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Is it pythonic to import inside functions?
...your imports at the top of the file, that way you can tell at a glance how complicated your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import l...
Extracting bits with a single multiplication
...and, namely SMT-LIB 2 input:
(set-logic BV)
(declare-const mask (_ BitVec 64))
(declare-const multiplicand (_ BitVec 64))
(assert
(forall ((x (_ BitVec 64)))
(let ((y (bvmul (bvand mask x) multiplicand)))
(and
(= ((_ extract 63 63) x) ((_ extract 63 63) y))
(= ...
Encoding an image file with base64
...long the lines of:
import base64
with open("yourfile.ext", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
You have to open the file first of course, and read its contents - you cannot simply pass the path to the encode function.
Edit:
Ok, here is an update after y...
Implement touch using Python?
...is will create a file.txt at the path.
--
Path.touch(mode=0o777, exist_ok=True)
Create a file at this given path. If mode is given, it is combined with the process’ umask value to determine the file mode and access flags. If the file already exists, the function succeeds if exist_ok is t...
How to check if the user can go back in browser history or not
...
This will not work if you are coming from a secure (HTTPS) page to an insecure page (HTTP), as that will strip the referrer.
– Kevin Borders
Apr 7 '15 at 15:31
...
How do I strip non alphanumeric characters from a string and keep spaces?
...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...
实时预览录制使用指导 · App Inventor 2 中文网
...
拖一个实时预览录制、一个垂直布局（改名 垂直布局_预览，宽「充满」、高 400 像素）当预览区，
再放 按钮_录制、按钮_停止、一个视频播放器；
搭下面的代码块：
各案例独立使用；组合到同一屏幕时，将同名事件的...
Equation (expression) parser with precedence?
... get your desired C code that demonstrates this four function calculator:
http://www.gnu.org/software/bison/manual/html_node/Infix-Calc.html
Look at the generated code, and see that this is not as easy as it sounds. Also, the advantages of using a tool like Bison are 1) you learn something (especi...
CodeIgniter removing index.php from url
...e ^(.*)$ index.php/$1 [L] But still I can view the page in both way domain.com/about-us , domain.com/index.php/about-us and domain.com/index.php?/about-us which generating SEO error i.e duplicate title tag and duplicate meta description
– Musaddiq Khan
Jun 26 '...
Why is Go so slow (compared to Java)?
As we could see from The Computer Language Benchmarks Game in 2010:
10 Answers
10
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