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Understanding NSRunLoop
...n this RunLoop, it will run until you complete some of your other work and set YourBoolFlag to false.
Similarly, you can use them in threads.
Hope this helps you.
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Detecting programming language from a snippet
... it will tokenize the input code sample and classify against a pre-trained set of data. The Github version can be forced to scan the code always without looking at the extension too.
– Benzi
May 2 '13 at 11:47
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Filter rows which contain a certain string
...provided the original data, I will add a toy example using the mtcars data set. Imagine you are only interested in cars produced by Mazda or Toyota.
mtcars$type <- rownames(mtcars)
dplyr::filter(mtcars, grepl('Toyota|Mazda', type))
mpg cyl disp hp drat wt qsec vs am gear carb ...
Error: Could not find or load main class in intelliJ IDE
...
This worked but i had to set the project settings again.
– velocity
Sep 3 at 20:42
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Javascript reduce on array of objects
...
TL;DR, set the initial value
Using destructuring
arr.reduce( ( sum, { x } ) => sum + x , 0)
Without destructuring
arr.reduce( ( sum , cur ) => sum + cur.x , 0)
With Typescript
arr.reduce( ( sum, { x } : { x: number } ) => s...
Cancel split window in Vim
... Coming from traditional GUI editors, this is a pretty weird concept. Setting hidden seems to help though. Though, what I meant was, how do you add a ! to a shortcut? Is it "C-w !q", "C-w q!", "!C-w q", "C-! w q"? I think none of those but I already forgot how to create new buffers so this is a...
What is the difference D3 datum vs. data?
...an array of values.
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# selection.datum([value])
Gets or sets the bound data for each selected element. Unlike the
selection.data method, this method does not compute a join (and thus
does not compute enter and exit selections).
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How do you run CMD.exe under the Local System Account?
...ec -i -s cmd.exe
PSTools works well. It's a lightweight, well-documented set of tools which provides an appropriate solution to my problem.
Many thanks to those who offered help.
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Nested classes' scope?
...ionship between the classes. You're better off not nesting. (You can still set a class attribute on Outer to Inner, if you want.)
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MongoDB/Mongoose querying at a specific date?
...100+(CET)
if req.query.date?
date = new Date req.query.date
date.setHours 0, 0, 0, 0
endDate = new Date date
endDate.setHours 23, 59, 59, 59
options.date =
$lt: endDate
$gte: date
Meal.find options, (err, meals) ->
if err or not meals
handleError...