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Multiple arguments vs. options object
...xplicit documentation to specify intent, but it also leaves room for vague errors.
What if a developer modifies param1 in bar()? How long do you think it would take looking through a codebase of sufficident size to catch this?
Admittedly, this is example is slightly disingenuous because it assumes d...
What are the use(s) for tags in Go?
...indJSON(&json); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
the binding tag in this example gives hint to gin package that the data sent to API must have user and password fields cause these fields are tagged as required.
So generraly tags are da...
Using global variables in a function
... myGlobal inside func1() before you assign to it, you'd get an UnboundLocalError, because Python has already decided that it must be a local variable but it has not had any value associated with it yet. But by using the 'global' statement, you tell Python that it should look elsewhere for the name ...
In Docker, what's the difference between a container and an image? [duplicate]
...
@Faccion I get error: "Error response from daemon: Container 48cff2e9be75... is not running"
– geoidesic
Mar 22 '18 at 15:59
...
The Difference Between Deprecated, Depreciated and Obsolete [closed]
...ature still works in the current version of the software, but it may raise error messages or warnings recommending an alternate practice.
The Obsolete attribute marks a program entity as one that is no longer recommended for use. Each use of an entity marked obsolete will subsequently generate a wa...
Change File Extension Using C#
...format on physical path is a.Jpeg, so when i try to delete it, it gives me error cannot find the file on specified path. so i am thinking it has some to do with the file extension is not matching. so i am trying to convert jpg to Jpeg and delete the file then.
– safi
...
How to add NERDTree to your .vimrc
...se a script that uses --noplugin mode such as vimpager, it will cause this error:
Error detected while processing VimEnter Auto commands for "*":
E492: Not an editor command: NERDTree
To avoid this, put the command in ~/.vim/after/plugin/NERD_tree.vim instead:
autocmd VimEnter * NERDTree
And i...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
... @PerHornshøj-Schierbeck I agree, otherwise Angular will not be aware of errors if those occur.
– Jim Aho
Apr 15 '15 at 11:22
2
...
Save classifier to disk in scikit-learn
...t)
>>> clf.score(digits.data, digits.target) # evaluate training error
0.9526989426822482
>>> filename = '/tmp/digits_classifier.joblib.pkl'
>>> _ = joblib.dump(clf, filename, compress=9)
>>> clf2 = joblib.load(filename)
>>> clf2
SGDClassifier(alpha=0....
What are the Ruby Gotchas a newbie should be warned about? [closed]
...e, Greeting << " world!" if Greeting == "Hello" does not generate an error or warning. This is similar to final variables in Java, but Ruby does also have the functionality to "freeze" an object, unlike Java.
Some features which differ notably from other languages:
The usual operators for ...