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How do I use the includes method in lodash to check if an object is in the collection?
...} === {"b": 2})
> false
However, this will work because there is only one instance of {"b": 2}:
var a = {"a": 1}, b = {"b": 2};
_.includes([a, b], b);
> true
On the other hand, the where(deprecated in v4) and find methods compare objects by their properties, so they don't require referenc...
jQuery selector for inputs with square brackets in the name attribute
... multiple primary key elements. ;)
– Luiz Feijão Veronesi
Oct 23 '14 at 15:12
add a comment
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How do you sort an array on multiple columns?
...u call thenBy(), it constructs a new function that encapsules the previous one. At sorting time, javascript will not strictly "loop through" the items, but it will call the function you pass it many times. The number of calls will not change by using thenBy. For some performance considerations, read...
Why do you have to call .items() when iterating over a dictionary in Python?
...ert item in C
will pass just fine -- wouldn't you find it astonishing if one sense of in (the loop clause) had a completely different meaning from the other (the presence check)? I sure would! It naturally works that way for lists, sets, tuples, ...
So, when C is a dictionary, if in were to yie...
MS-DOS Batch file pause with enter key
...king in cmd only). So, your answer is actually the only completely correct one for this special question (although it was already suggested more than 7 years before)
– Stephan
Apr 1 at 21:12
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Group a list of objects by an attribute : Java
... same repeated column data then sort mechanism sort them keeping same data one side and then look for other data which is dissimilar data. This indirectly viewed as GROUPING of same data.
public class GroupByFeatureInJava {
public static void main(String[] args) {
ProductBean p1 = new ...
Draw on HTML5 Canvas using a mouse
...w, h);
document.getElementById("canvasimg").style.display = "none";
}
}
function save() {
document.getElementById("canvasimg").style.border = "2px solid";
var dataURL = canvas.toDataURL();
document.getElementById("canvasimg").src = dat...
How to install a specific version of a ruby gem?
...tall fog. It will ask you which version to uninstall if you have more than one.
– Dizzley
Jan 26 '14 at 18:18
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How to make an ImageView with rounded corners?
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This is pretty late in response, but for anyone else that is looking for this, you can do the following code to manually round the corners of your images.
http://www.ruibm.com/?p=184
This isn't my code, but I've used it and it's works wonderfully. I used it as a help...
Sublime Text 2 - Link with Editor / Show file in sidebar
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cool!! I was searching for this and had planned to write one!but not needed! kudos!
– KillABug
Aug 6 '14 at 6:09
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