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Reset the database (purge all), then seed a database
...nswered Oct 23 '10 at 13:45
JackCAJackCA
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How to switch back to 'master' with git?
...e had this issue before-- if it's definitely not tracked in the index, you can just remove the directory locally and you'll get it back when you git checkout branch1.
– Platinum Azure
Sep 14 '11 at 13:46
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error: ‘NULL’ was not declared in this scope
...is not a keyword. It's an identifier defined in some standard headers. You can include
#include <cstddef>
To have it in scope, including some other basics, like std::size_t.
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improv...
Case preserving substitute in Vim
Can this can be done in Vim?
6 Answers
6
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Flask-SQLAlchemy import/context issue
...chemy module does not have to be initialized with the app right away - you can do this instead:
# apps.members.models
from flask_sqlalchemy import SQLAlchemy
db = SQLAlchemy()
class Member(db.Model):
# fields here
pass
And then in your application setup you can call init_app:
# apps.ap...
Sharing a result queue among several processes
... pass a queue to a process started with multiprocessing.Process . But how can I share a queue with asynchronous worker processes started with apply_async ? I don't need dynamic joining or anything else, just a way for the workers to (repeatedly) report their results back to base.
...
How can I merge properties of two JavaScript objects dynamically?
...verwrite those in obj1.
/** There's no limit to the number of objects you can merge.
* Later properties overwrite earlier properties with the same name. */
const allRules = {...obj1, ...obj2, ...obj3};
Here is also the MDN documentation for this syntax. If you're using babel you'll need the bab...
Rails new vs create
...ed to render a form suitable for creating a new resource, which it does by calling the new action within the controller, which creates a new unsaved record and renders the form.
An HTTP POST to /resources takes the record created as part of the new action and passes it to the create action within t...
How are cookies passed in the HTTP protocol?
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@PerlDev There is nothing that I can see in rfc2109 that says that it should not work with requests other than GET/POST, but I suspect that the browser and server implementations may not implement it in those cases.
– deinst
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Setting a WebRequest's body data
...ontent type of the data being posted.
myHttpWebRequest.ContentType = "application/x-www-form-urlencoded";
// Set the content length of the string being posted.
myHttpWebRequest.ContentLength = byte1.Length;
Stream newStream = myHttpWebRequest.GetRequestStream ();
newStream.Write (byte1, 0, byte1....