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What does if __name__ == “__main__”: do?
...ngs:
it sets a few special variables like __name__, and then
it executes all of the code found in the file.
Let's see how this works and how it 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 ho...
Python logging not outputting anything
...
@Ben where does it say that? All I can see is "The default level is WARNING, which means that only events of this level and above will be tracked, unless the logging package is configured to do otherwise."
– Omri Barel
...
Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll
...you use @BeforeClass when multiple tests need to share the same computationally expensive setup code. Establishing a database connection falls into this category. You can move code from @BeforeClass into @Before, but your test run may take longer. Note that the code marked @BeforeClass is run as sta...
How Python web frameworks, WSGI and CGI fit together
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How WSGI, CGI, and the frameworks are all connected?
Apache listens on port 80. It gets an HTTP request. It parses the request to find a way to respond. Apache has a LOT of choices for responding. One way to respond is to use CGI to run a script. Another w...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
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(Note: root, base, apex domains are all the same thing. Using interchangeably for google-foo.)
Traditionally, to point your apex domain you'd use an A record pointing to your server's IP. This solution doesn't scale and isn't viable for a cloud platform like H...
Get current value of a setting in Vim
...
If you don't remember what setting you want to check, you can view all settings:
:set all
or show each setting, one setting per line:
:set! all
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In C#, can a class inherit from another class and an interface?
...develop a generic component/interface that I can use to write programs for all our devices that will help keep the common things (like connecting, disconnecting, getting firmware) the same for all of our applications.
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Does git return specific return error codes?
...it, it returns non-zero - it doesn't explicitly say what is returned if it all works or if there was a merge conflict.
– Matt Curtis
Feb 7 '11 at 4:12
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What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
...t
can be written as "r1..r2".
A similar notation "r1...r2" is
called symmetric difference of r1 and
r2 and is defined as "r1 r2 --not
$(git merge-base --all r1 r2)". It is
the set of commits that are
reachable from either one of r1 or r2
but not from both.
Which basical...
Maven parent pom vs modules pom
...ructure (pattern #2):
root/
parent-pom/
pom.xml
projectA/
Optionally, you can even add a pom.xml in the trunks directory:
root
|-- parent-pom
| |-- branches
| |-- tags
| `-- trunk
| `-- pom.xml
|-- projectA
| |-- branches
| |-- tags
| `-- trunk
| |-- module1
| ...