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What does curly brackets in the `var { … } = …` statements do?
...ith Python, it's similar to this syntax:
>>> a, (b, c) = (1, (2, 3))
>>> a, b, c
(1, 2, 3)
The first code chunk is shorthand for:
var {Hotkey: Hotkey} = require("sdk/hotkeys");
// Or
var Hotkey = require("sdk/hotkeys").Hotkey;
You can rewrite the second code chunk as:
let Cc...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
... taken of any part of a struct, the struct goes on the heap.
For question 3, we risk getting confused about terminology. Everything in Go is passed by value, there is no pass by reference. Here you are returning a pointer value. What's the point of pointers? Consider the following modification ...
How to return a part of an array in Ruby?
...#=> nil
a[1, 2] #=> [ "b", "c" ]
a[1..3] #=> [ "b", "c", "d" ]
a[4..7] #=> [ "e" ]
a[6..10] #=> nil
a[-3, 3] #=> [ "c", "d", "e" ]
# special cases
a[5] ...
How do I convert an interval into a number of hours with postgres?
...
321
Probably the easiest way is:
SELECT EXTRACT(epoch FROM my_interval)/3600
...
How can I set Image source with base64
...
137
Try using setAttribute instead:
document.getElementById('img')
.setAttribute(
'src...
Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
...algorithm OPTIONAL
}
So for an RSA private key, the OID is 1.2.840.113549.1.1.1 and there is a RSAPrivateKey as the PrivateKey key data bitstring.
As opposed to BEGIN RSA PRIVATE KEY, which always specifies an RSA key and therefore doesn't include a key type OID. BEGIN RSA PRIVATE KEY is PKC...
What GUI libraries are the JetBrains using?
...
139
IntelliJ IDEA is a pure Java Swing application. All the custom components like editor tabs are ...
How to make maven build platform independent?
...
3 Answers
3
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What is the difference between gsub and sub methods for Ruby Strings
...
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What is a Lambda?
...
135
Closures, lambdas, and anonymous functions are not necessarily the same thing.
An anonymous fu...