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How to listen for changes to a MongoDB collection?
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Check out this: Change Streams
January 10, 2018 - Release 3.6
*EDIT: I wrote an article about how to do this https://medium.com/riow/mongodb-data-collection-change-85b63d96ff76
https://docs.mongodb.com/v3.6/changeStreams/
It's new in mongodb 3.6
https://docs.mon...
Using margin:auto to vertically-align a div
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This is by far the best and elegant solution to work in 2018, thank you.
– SilverSurfer
Feb 24 '18 at 19:37
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What is the fastest or most elegant way to compute a set difference using Javascript arrays?
...l for set built-in methods that will hopefully be talked about in Janurary 2018 github.com/tc39/agendas/blob/master/2018/01.md.
– John
Jan 23 '18 at 6:07
add a comment
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Python datetime - setting fixed hour and minute after using strptime to get day,month,year
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>>> date = date.replace(minute=59, hour=23, second=59, year=2018, month=6, day=1)
>>> print(date)
2018-06-01 23:59:59
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How do I get the current date in JavaScript?
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The shortest possible.
To get format like "2018-08-03":
let today = new Date().toISOString().slice(0, 10)
console.log(today)
To get format like "8/3/2018":
let today = new Date().toLocaleDateString()
console.log(today)
Also, you can pass ...
ios app maximum memory budget
...1)
iPad Pro 12.9” (2017): 3057/3974/77% (iOS 11 beta4)
iPad Pro 11.0” (2018): 2858/3769/76% (iOS 12.1)
iPad Pro 12.9” (2018, 1TB): 4598/5650/81% (iOS 12.1)
iPad 10.2: 1844/2998/62% (iOS 13.2.3)
iPod touch 4th gen: 130MB/256MB/51% (iOS 6.1.1)
iPod touch 5th gen: 286MB/512MB/56% (iOS 7.0)
iPhone...
Loading/Downloading image from URL on Swift
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let url = URL(string: "https://cdn.arstechnica.net/wp-content/uploads/2018/06/macOS-Mojave-Dynamic-Wallpaper-transition.jpg")!
downloadImage(from: url)
print("End of code. The image will continue downloading in the background and it will be loaded when it ends.")
}
Extension:
extensi...
Disable developer mode extensions pop up in Chrome
...oted in Step 7
Click OK and restart Chrome.
That's it!
EDIT: As of July 2018, this approach no longer works: it seems Google has stopped honouring the "whitelist".
EDIT 2: As of December 2018, this approach works in Chrome Version 69.0.3497.100 (Official Build) (64-bit):
Temporarily enable Dev...
How do I capture response of form.submit
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Future internet searchers:
For new browsers (as of 2018: Chrome, Firefox, Safari, Opera, Edge, and most mobile browsers, but not IE), fetch is a standard API that simplifies asynchronous network calls (for which we used to need XMLHttpRequest or jQuery's $.ajax).
Here is a t...
How to change line width in IntelliJ (from 120 character)
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IntelliJ IDEA 2018
File > Settings... > Editor > Code Style > Hard wrap at
IntelliJ IDEA 2016 & 2017
File > Settings... > Editor > Code Style > Right margin (columns):
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