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When should I use cross apply over inner join?
...ct tbl.value + 1 as someFormula) as crossTbl and voilà! Your new field is now ready for use practically like it had always been there in your source data.
Values introduced through CROSS APPLY can...
be used to create one or multiple calculated fields without adding performance, complexity or re...
Post-increment and pre-increment within a 'for' loop produce same output [duplicate]
...ocesses. And that's why I ask the question in the first place: I want to know how they approach a problem, and how they proceed when I cast doubt on the way their world works.
At this point, most candidates realize their error and find the correct answer. But I had one who insisted his original a...
How do I include a JavaScript file in another JavaScript file?
...() => {
console.log(`Finish in less than ${moment().endOf('year').fromNow(true)}`)
})
jQuery Loading
The jQuery library provides loading functionality in one line:
$.getScript("my_lovely_script.js", function() {
alert("Script loaded but not necessarily executed.");
});
Dynamic Script L...
How to specify function types for void (not Void) methods in Java8?
...rameter and has a return value. Instead you should use Consumer (formerly known as Block)
The Function type is declared as
interface Function<T,R> {
R apply(T t);
}
However, the Consumer type is compatible with that you are looking for:
interface Consumer<T> {
void accept(T t)...
Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
With jQuery, we all know the wonderful .ready() function:
10 Answers
10
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Maven: add a dependency to a jar by relative path
... like a good citizen (e.g. it will be included in an assembly and so on).
Now, I have to mention that the "right way" to deal with this situation in a corporate environment (maybe not the case here) would be to use a corporate repository.
...
Using i and j as variables in Matlab
...oop 1 billion times show no statistical difference in timing). For all we know there is special code to handle exactly this and using variables other than i and j (and k?) is actually slightly slower. And differences that do exist are miniscule to non-existent in real life. There simply is no reason...
Change one value based on another value in pandas
... solution (it is explicitly discouraged in the docs), but it is useful to know about:
import pandas
df = pandas.read_csv("test.csv")
df['FirstName'][df.ID == 103] = "Matt"
df['LastName'][df.ID == 103] = "Jones"
share
...
JSON to pandas DataFrame
...t I load the dict (one at a time)
n = data.loc[row,'dict_column']
#Now I make a new column that pulls out the data that I want.
data.loc[row,'new_column'] = n.get('key')
share
|
improve...
using extern template (C++11)
...ern template to force the compiler to not instantiate a template when you know that it will be instantiated somewhere else. It is used to reduce compile time and object file size.
For example:
// header.h
template<typename T>
void ReallyBigFunction()
{
// Body
}
// source1.cpp
#inclu...