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Adding elements to object
...h function inside a object.
let obj={push:function push(element){ [].push.call(this,element)}};
Now you can push elements like an array
obj.push(1)
obj.push({a:1})
obj.push([1,2,3])
This will produce this object
obj={
0: 1
1: {a: 1}
2: (3) [1, 2, 3]
length: 3
}
Notice the elements are a...
get the latest fragment in backstack
...
What's the point of calling it a stack if I can't access the fragment via a pop method?
– Kenny Worden
Mar 20 '15 at 19:45
5
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Get exit code of a background process
I have a command CMD called from my main bourne shell script that takes forever.
12 Answers
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How do I use ROW_NUMBER()?
...bases, despite their name, don't have a formal ordering, so if you want to call a row "1" or "10" or "1337", you need to order them first using an ORDER BY clause, which is the one that goes in the OVER (ORDER BY X) clause.
– Wtrmute
Sep 13 '17 at 0:25
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Programmatically fire button click event?
Is there a way to programmatically fire a button click event? I have a button placed there in an UIView, and in a particular scenario i want to click the button via code, not manually as a user. Is it possible in iOS development? Please provide your suggestions and guide me how to do that.
...
How to have conditional elements and keep DRY with Facebook React's JSX?
...n <div id="banner">{this.state.banner}</div>
}
}.call(this)}
<div id="other-content">
blah blah blah...
</div>
</div>
);
}
Another option from react issues:
render: function () {
return (
<div id="page">
{ th...
How can I put a database under git (version control)?
...
In the past, there have been something called ChronicDB as well: ChronicDB provides dynamic database upgrades with zero database downtime and inconsistencies. crunchbase.com/organization/chronicdb#section-overview A guy named Kristis Makris was one of the founders...
What does SynchronizationContext do?
...it. The running thread can be associated with a synchronization context by calling the static SynchronizationContext.SetSynchronizationContext method, and the current context of the running thread can be queried via the SynchronizationContext.Current property.
Despite what I just wrote (each thread ...
Get generated id after insert
...s (except for WITHOUT ROWID tables) has a unique 64-bit signed integer key called the "rowid". The rowid is always available as an undeclared column named ROWID, OID, or _ROWID_ as long as those names are not also used by explicitly declared columns. If the table has a column of type INTEGER PRIMARY...
How to stop event bubbling on checkbox click
...Use the method
isDefaultPrevented to know whether
this method was ever called (on that
event object).
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