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TypeScript “this” scoping issue when called in jquery callback
I'm not sure of the best approach for handling scoping of "this" in TypeScript.
4 Answers
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What is a bus error?
What does the "bus error" message mean, and how does it differ from a segfault?
15 Answers
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Is there a way to navigate to real implementation of method behind an interface?
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I do the following:
1) Right click on the method and click "View call hierarchy" (or shortcut Ctrl+K, Ctrl+T)
2) Expand the "Implements x" folder which will then show you all the implementations of that method. Click on one to go there.
Relatively quick and easy. Annoyi...
How to get one value at a time from a generator function in Python?
...thon 3.x
In Python >= 2.6, use next(gen). This is a built in function, and is clearer. It will also work in Python 3.
Both of these end up calling a specially named function, next(), which can be overridden by subclassing. In Python 3, however, this function has been renamed to __next__(), to b...
Eclipse: Java, see where class is used
Is there a way in Eclipse to select a Java class, and then bring up a list of all Java files where that class is used within a project?
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How do I temporarily disable triggers in PostgreSQL?
I'm bulk loading data and can re-calculate all trigger modifications much more cheaply after the fact than on a row-by-row basis.
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Check if value already exists within list of dictionaries?
...sing the above code can give you a KeyError. You can fix this by using get and providing a default value. If you don't provide a default value, None is returned.
if not any(d.get('main_color', default_value) == 'red' for d in a):
# does not exist
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
I am working with the pandas library and I want to add two new columns to a dataframe df with n columns (n > 0).
These new columns result from the application of a function to one of the columns in the dataframe.
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PHP/MySQL insert row then get 'id'
...eld of my table auto increases when I insert a row. I want to insert a row and then get that ID.
10 Answers
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Can't subtract offset-naive and offset-aware datetimes
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naive datetime objects are inherently ambiguous and therefore they should be avoided. It is easy to add tzinfo instead
– jfs
Sep 4 '14 at 9:39
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