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Django: multiple models in one template using forms [closed]
...his since 'and' short circuits and we want to check to whole page for form errors
if a_valid and b_valid and c_valid:
a = formA.save()
b = formB.save(commit=False)
c = formC.save(commit=False)
b.foreignkeytoA = a
b.save()
c.foreignkeytoB = b
...
Get path of executable
...ORD result = GetModuleFileNameA(nullptr, &buf[0], size);
DWORD lastError = GetLastError();
if (result == 0)
{
shouldContinue = false;
}
else if (result < size)
{
havePath = true;
shouldContinue = false;
}
else if (
result == size
&...
Converting dd/mm/yyyy formatted string to Datetime [duplicate]
...object. I tried the parse function like below but it is throwing a runtime error.
3 Answers
...
Having issue with multiple controllers of the same name in my project
I am running into the following error with my ASP.NET MVC 3 project:
11 Answers
11
...
SQLAlchemy - Getting a list of tables
... value = value.replace(self.escape_quote, self.escape_to_quote) AttributeError: 'NoneType' object has no attribute 'replace' (stack truncated)
– Darshan Chaudhary
Jul 26 '17 at 11:14
...
Building a minimal plugin architecture in Python
...l_plugin("example", 1234)
It's certainly "minimal", it has absolutely no error checking, probably countless security problems, it's not very flexible - but it should show you how simple a plugin system in Python can be..
You probably want to look into the imp module too, although you can do a lot...
surface plots in matplotlib
...our x,y,z are some arbitrary variables. In my case these were c,gamma, and errors because I was testing a support vector machine. There are many potential choices to plot the data:
scatter3D(cParams, gammas, avg_errors_array) - this works but is overly simplistic
plot_wireframe(cParams, gammas, av...
How to run Nginx within a Docker container without halting?
I have Nginx installed on a Docker container, and am trying to run it like this:
9 Answers
...
Uploading images using Node.js, Express, and Mongoose
...e, and use it on this method.
fs.readFile(target_path, "binary", function(error, file) {
if(error) {
res.writeHead(500, {"Content-Type": "text/plain"});
res.write(error + "\n");
res.end();
}
else {
res.writeHead(200, {"Content-Type": "image/png"});
...
Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?
...ll -e git+https://github.com/octocat/Hello-World.git#egg=Hello-World. The error is No such file or directory: 'c:\python\src\Hello-World\setup.py
– cowlinator
Oct 24 '19 at 0:30
...