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Flask SQLAlchemy query, specify column names
How do I specify the column that I want in my query using a model (it selects all columns by default)? I know how to do this with the sqlalchmey session: session.query(self.col1) , but how do I do it with with models? I can't do SomeModel.query() . Is there a way?
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Node.js quick file server (static files over HTTP)
...-server - npx turns it into a one-liner that downloads the necessary files and runs it.
– Mike McKay
Nov 13 '18 at 18:19
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What is a “memory stomp”?
...will appear when something tries to access the victim that was stomped on, and the code that stomped on it may be totally unrelated.
Another is accessing memory after it was freed. The memory may be allocated for another object. Again, the code that shows the problem may be related to the newly-all...
Does Django scale? [closed]
...e a list of Django sites on the front page of the main Django project page and then a list of Django built sites at djangosites.org. Going through the lists and picking some that I know have decent traffic we see:
Instagram: What Powers Instagram: Hundreds of Instances, Dozens of Technologies.
Pi...
What is RemoteSystemsTempFiles in Eclipse?
...s quite simple:
In only 2 steps: install the plug-in then disable it.
select Help -> Install New Software, then choose the "http://download.eclipse.org/releases/[your-version-here]", then enter remote in the filter box.
search for the Remote System Explorer End-User Runtime & co. Probab...
How to specify new GCC path for CMake
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Do not overwrite CMAKE_C_COMPILER, but export CC (and CXX) before calling cmake:
export CC=/usr/local/bin/gcc
export CXX=/usr/local/bin/g++
cmake /path/to/your/project
make
The export only needs to be done once, the first time you configure the project, then those values ...
Showing the stack trace from a running Python application
I have this Python application that gets stuck from time to time and I can't find out where.
28 Answers
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CSS Selector “(A or B) and C”?
...rmit groupings. It's essentially the lowest-precedence logical operator in selectors, so you must use .a.c,.b.c.
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MongoDB or CouchDB - fit for production? [closed]
...oduction for over a year now. They are using it for everything from users and blog posts, to every image on the site.
shopwiki is using it for a few things including real time analytics and a caching layer. They are doing over 1000 writes per second to a fairly large database.
If you go to the mo...
How can I automatically deploy my app after a git push ( GitHub and node.js)?
...tory add click "Admin"
click tab 'Service Hooks' => 'WebHook URLs'
and add
http://your-domain-name/git_test.php
then create git_test.php
<?php
try
{
$payload = json_decode($_REQUEST['payload']);
}
catch(Exception $e)
{
exit(0);
}
//log the request
file_put_contents('logs/github...