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Get last record in a queryset
...no real
effect (the ordering was undefined
prior to calling reverse(), and will
remain undefined afterward).
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How do I convert an object to an array?
...your properties are declared private you should call this inside the class and return its results.
Be careful, for primitive data types like strings it will work great, but I don't know how it behaves with nested objects.
in your case you have to do something like;
<?php
print_r(get_objec...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
...king at CoffeeScript if you want an alternative syntax. It has some shorthand that is similar to what you are looking for.
For example The Existential Operator
zip = lottery.drawWinner?().address?.zipcode
Function shortcuts
()-> // equivalent to function(){}
Sexy function calling
func '...
How to write a Ruby switch statement (case…when) with regex and backreferences?
...l even though it has a dollar sign in front of it.
– Andrew Grimm
Dec 8 '11 at 3:49
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C++11 range based loop: get item by value or reference to const
... with copies.
Choose auto &x when you want to work with original items and may modify them.
Choose auto const &x when you want to work with original items and will not modify them.
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How do you get the width and height of a multi-dimensional array?
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
How expensive is the lock statement?
I've been experimenting with multi threading and parallel processing and I needed a counter to do some basic counting and statistic analysis of the speed of the processing. To avoid problems with concurrent use of my class I've used a lock statement on a private variable in my class:
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Android: Last line of textview cut off
... caused by the baseline alignment in the horizontal LinearLayout. TextView and Spinner have different baselines due to font size difference. To fix the issue it is needed to disable baseline alignment for the layout by setting:
android:baselineAligned="false"
or in the code:
layout.setBaselineAl...
Why does instanceof return false for some literals?
Array literals and Object literals match...
10 Answers
10
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How do I print the type of a variable in Rust?
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If you merely wish to find out the type of a variable and are willing to do it at compile time, you can cause an error and get the compiler to pick it up.
For example, set the variable to a type which doesn't work:
let mut my_number: () = 32.90;
// let () = x; would work too
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