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Use of class definitions inside a method in Java
...can't be seen (i.e. instantiated, its methods accessed without Reflection) from outside the method. Also, it can access the local variables defined in testMethod(), but before the class definition.
I actually thought: "No such file will be written." until I just tried it: Oh yes, such a file is crea...
define() vs. const
... 5.3, const could not be used in the global scope. You could only use this from within a class. This should be used when you want to set some kind of constant option or setting that pertains to that class. Or maybe you want to create some kind of enum.
define can be used for the same purpose, but i...
Why does the JavaScript need to start with “;”?
..., so please don't pounce on me) that this would ensure any prior statement from a different file is closed. In the worst case, this would be an empty statement, but in the best case it could avoid trying to track down an error in this file when the unfinished statement actually came from above.
...
What __init__ and self do on Python?
...Python 2 compatibility. In Python 3 there is no need to explicitly inherit from object because it happens by default.
– Gabriel
Feb 14 '18 at 15:22
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How to create nonexistent subdirectories recursively using Bash?
...ompany}
It will create following directory structure under the directory from where it is invoked
├── main
│ ├── resources
│ └── scala
│ └── com
│ └── company
└── test
├── resources
└── scala
└...
What is the most efficient way to loop through dataframes with pandas? [duplicate]
... This is great; thanks Richard. It is still relevant with Python 3.7+. From 286 seconds with iterrows to 3.62 with zip. Thanks
– pacta_sunt_servanda
May 16 '19 at 12:48
ad...
How to $http Synchronous call with AngularJS
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Not currently. If you look at the source code (from this point in time Oct 2012), you'll see that the call to XHR open is actually hard-coded to be asynchronous (the third parameter is true):
xhr.open(method, url, true);
You'd need to write your own service that did s...
Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
...e reason it was not working was because django wanted to show related data from User in your current view for parameter User. Usually it picks up a list of available values. Since UserViewSet was not defined it was not able to pull the details to render the webpage. Adding UserViewSet and regiseteri...
How to print the values of slices
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Be aware though that with this solution any leading brackets will be lost from the first value and any trailing brackets will be lost from the last value
a := []string{"[a]", "[b]"}
fmt.Print(strings.Trim(fmt.Sprint(a), "[]")
fmt.Print(a)
Returns:
a] [b
[[a] [b]]
For more info see the documen...
Detect if a page has a vertical scrollbar?
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Let's bring this question back from the dead ;) There is a reason Google doesn't give you a simple solution. Special cases and browser quirks affect the calculation, and it is not as trivial as it seems to be.
Unfortunately, there are problems with the so...