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Add a new item to a dictionary in Python [duplicate]
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GreenMattGreenMatt
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How do you know when to use fold-left and when to use fold-right?
...nce between folds.
– AleXoundOS
Jan 16 '19 at 15:01
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Displaying better error message than “No JSON object could be decoded”
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tomtom
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What are type lambdas in Scala and what are their benefits?
...onymretronym
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How to sort in mongoose?
...t:{
date_added: -1 //Sort by Date Added DESC
}
},
function(err,allNews){
socket.emit('news-load', allNews); // Do something with the array of 10 objects
})
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Git: can't undo local changes (error: path … is unmerged)
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It's always amusing when the highest voted answer basically just says "you're doing it wrong" :)
– nathanchere
Dec 16 '12 at 23:39
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How to display the default iOS 6 share action sheet with available share options?
...he UIActivityViewController stated in the other answer makes this trivial. All you have to do is specify the text/image/URL that you want to share and present the activity view controller modally and iOS will automatically display all applicable sharing services. Examples:
Objective-C
- (void)shar...
When to use .First and when to use .FirstOrDefault with LINQ?
I've searched around and haven't really found a clear answer as to when you'd want to use .First and when you'd want to use .FirstOrDefault with LINQ.
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Breakpoint on property change
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Edit 2016.03: Object.observe is deprecated and removed in Chrome 50
Edit 2014.05: Object.observe was added in Chrome 36
Chrome 36 ships with native Object.observe implementation that can be leveraged here:
myObj = {a: 1, b: 2};
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Hidden Features of VB.NET?
... It looks like someone could still create their own rule by calling the Rule constructor directly? If so, and if you wanted to stop this, could you declare the constructor as "Friend" in your library?
– Joel Coehoorn
Oct 7 '08 at 14:40
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