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What does if __name__ == “__main__”: do?
...relates to your question about the __name__ checks we always see in Python scripts.
Code Sample
Let's use a slightly different code sample to explore how imports and scripts work. Suppose the following is in a file called foo.py.
# Suppose this is foo.py.
print("before import")
import math
print(...
Bash script to set up a temporary SSH tunnel
On Cygwin, I want a Bash script to:
6 Answers
6
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Does VBA have Dictionary Structure?
...
Yes.
Set a reference to MS Scripting runtime ('Microsoft Scripting Runtime'). As per @regjo's comment, go to Tools->References and tick the box for 'Microsoft Scripting Runtime'.
Create a dictionary instance using the code below:
Set dict = Crea...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
...uery's DOM methods.
There are ways to manipulate these elements using JavaScript and/or CSS workarounds; which one you use depends on your exact requirements.
I'm going to start with what's widely considered the "best" approach:
1) Add/remove a predetermined class
In this approach, you've alre...
memory_get_peak_usage() with “real usage”
...
Ok, lets test this using a simple script:
ini_set('memory_limit', '1M');
$x = '';
while(true) {
echo "not real: ".(memory_get_peak_usage(false)/1024/1024)." MiB\n";
echo "real: ".(memory_get_peak_usage(true)/1024/1024)." MiB\n\n";
$x .= str_repeat(' ',...
Discuz与phpsso整合时无法同步登录：通过js load 另一个 script 文件导致的...
...于跨域同步、远程调用等目的，经常需要在网页中通过 script 加载另一段远程 script。最常用最简单的方法就是直接用 document.write 输出加载脚本的 HTML，如下：document.write('<script src="http://somehost/path/to/script.js" type="text/...
Why is __dirname not defined in node REPL?
...
__dirname is only defined in scripts. It's not available in REPL.
try make a script a.js
console.log(__dirname);
and run it:
node a.js
you will see __dirname printed.
Added background explanation: __dirname means 'The directory of this script'. ...
What is this Javascript “require”?
I'm trying to get Javascript to read/write to a PostgreSQL database. I found this project on github. I was able to get the following sample code to run in node.
...
Resource interpreted as Script but transferred with MIME type text/plain - for local file
I'm getting a "Resource interpreted as Script but transferred with MIME type text/plain" warning in Google Chrome when including a local script file.
...
How can I copy the output of a command directly into my clipboard?
...t as well submit the answer."
cb
A leak-proof tee to the clipboard
This script is modeled after tee (see man tee).
It's like your normal copy and paste commands, but unified and able to sense when you want it to be chainable
Examples
Copy
$ date | cb
# clipboard contains: Tue Jan 24 23:00:00 ...