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What does if __name__ == “__main__”: do?
...n__":
print("m1")
functionA()
print("m2")
print("t2")
Now, figure out what will happen if you remove the __name__ check in foo3.py:
# Suppose this is foo3.py.
import os, sys; sys.path.insert(0, os.path.dirname(__file__)) # needed for some interpreters
def functionA():
prin...
java.lang.UnsupportedClassVersionError: Bad version number in .class file?
...r when I include an opensource library that I had to compile from source. Now, all the suggestions on the web indicate that the code was compiled in one version and executed in another version (new on old). However, I only have one version of JRE on my system. If I run the commands:
...
How to create an alias for a command in Vim?
...:saveas w Z, so be careful with this.)
Update
Here is how I would write it now:
cnoreabbrev <expr> W ((getcmdtype() is# ':' && getcmdline() is# 'W')?('w'):('W'))
As a function:
fun! SetupCommandAlias(from, to)
exec 'cnoreabbrev <expr> '.a:from
\ .' ((getcmdtype() is# "...
fatal: could not read Username for 'https://github.com': No such file or directory
...was:
[credential]
helper = store --file /Users/admin/.git-credentials
Now git will always use those credentials no matter what. I hope it will help someone, like it helped me.
share
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improve t...
Site stopped working in asp.net System.Web.WebPages.Razor.Configuration.HostSection cannot be cast t
... and why the super-class bindings wouldn't handle for Razor. Does anyone know the answer?
– Shane
Oct 31 '13 at 15:02
...
Setting Environment Variables for Node to retrieve
...ID and USER_KEY from either process.env or some specificed file on disk.
Now, the magic happens when you run the application.
USER_ID=239482 USER_KEY=foobar node app.js
That will pass the user id 239482 and the user key as foobar. This is suitable for testing, however for production, you will pr...
img tag displays wrong orientation
...
I found part of the solution. Images now have metadata that specify the orientation of the photo. There is a new CSS spec for image-orientation.
Just add this to your CSS:
img {
image-orientation: from-image;
}
According to the spec as of Jan 25 2016, Fi...
Testing two JSON objects for equality ignoring child order in Java
... This is the best answer ever. Not only it answers my question now, as it also answers almost every object comparison we need to do. thanks, joshu.
– Luiz Feijão Veronesi
Aug 31 '17 at 2:14
...
Conversion from Long to Double in Java
...
I did. Parsing a string to do this (now edited out of the answer) will degrade performance by many orders of magnitude. Boxing is less expensive but still worth avoiding, especially in cases like this (using new) where it can't be elided away.
...
How do I switch between the header and implementation file in Xcode 4?
...
Not in Lion anymore... That's now Mission Control :-/
– Arne
Aug 17 '11 at 21:02
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