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Link vs compile vs controller
...r and pre-link functions are executed traversing the local DOM branch in a top-down manner. After that post-link is executed in a bottom-up manner.
– Artem Platonov
Sep 30 '14 at 9:24
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IllegalArgumentException or NullPointerException for a null parameter? [closed]
...nced a null. When you see IAE, you assume the caller of the method at the top of the stack passed in an illegal value. Again, the latter assumption is true, the former is misleading.
Third, since IAE is clearly designed for validating parameters, you have to assume it as the default choice of exc...
How do you push just a single Git branch (and no other branches)?
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Minor update on top of Karthik Bose's answer - you can configure git globally, to affect all of your workspaces to behave that way:
git config --global push.default upstream
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What does tree-ish mean in Git?
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Branch names with remotes, like origin/somebranch
Hash
Short hashes
On top of that, any of the above can be appended with ^, ~. References can also use the @{} notation for some additional features:
HEAD^ or HEAD^1 will be resolved to the first parent of HEAD.
HEAD^2 will resolve to the second...
How can you dynamically create variables via a while loop? [duplicate]
...k in Python 3 within a function execution context. It still is fine in the top level (module) context. If you need to create a module variable, I would suggest editing the globals() dict, or calling setattr() on the module object.
– Davide R.
Jun 29 '15 at 12:4...
Express-js wildcard routing to cover everything under and including a path
...connect/issues/262), the author stating that you should use a framework on top of connect (like Express) for routing.
Express currently treats app.get("/foo*") as app.get(/\/foo(.*)/), removing the need for two separate routes. This is in contrast to the previous answer (referring to the now remov...
Json.net serialize/deserialize derived types?
... showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg cla...
Get current batchfile directory
Firstly, I saw this topic but I couldn't understand that.
4 Answers
4
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Django FileField with upload_to determined at runtime
...utils.encoding import force_text, force_str
@deconstructible
class UploadToPath(object):
def __init__(self, upload_to):
self.upload_to = upload_to
def __call__(self, instance, filename):
return self.generate_filename(filename)
def get_directory_name(self):
ret...
Can JavaScript connect with MySQL?
... I think it would be good if this answer had the newest info at the top or just delete the old outdated info. It's also a bit verbose and focuses on particular languages. The short answer is that JavaScript can be used to connect to a MySQL database directly from Node.JS (or other server-side...