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Can I get “&&” or “-and” to work in PowerShell?
...&operator is now available for PowerShell 7 Preview 5+:
PS > echo "Hello!" && echo "World!"
Hello!
World!
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How can I escape a double quote inside double quotes?
...jacently, and they'll just end up being glued together.
So this:
$ echo "Hello"', world!'
produces
Hello, world!
The trick is to alternate between single and double-quoted strings as required. Unfortunately, it quickly gets very messy. For example:
$ echo "I like to use" '"double quotes"...
Is it possible to allow didSet to be called during initialization in Swift?
...idSet {
doStuff()
}
}
required init() {
someProperty = "hello"
}
func doStuff() {
print(someProperty)
}
}
class SomeClass: Base {
required init() {
super.init()
someProperty = "hello"
}
}
let a = Base()
let b = SomeClass()
In a example, didSet is not t...
Get and Set a Single Cookie with Node.js HTTP Server
...': 'mycookie=test',
'Content-Type': 'text/plain'
});
response.end('Hello World\n');
}).listen(8124);
console.log('Server running at http://127.0.0.1:8124/');
This will store all cookies into the cookies object, and you need to set cookies when you write the head.
...
What is the difference between JSON and Object Literal Notation?
...:'val' } over RFC 4627 - jsonformatter
var storage = {
0 : null,
1 : "Hello"
};
console.log( storage[1] ); // Hello
console.log( JSON.stringify( storage ) ); // {"0":null,"1":"Hello","2":"world!"}
var objLiteral = {'key1':'val1'};
var arr = [10, 20], arr2 = [ 'Yash', 'Sam' ];
var obj =...
Using DNS to redirect to another URL with a path [closed]
...so keeps the url paths and parameters. So if you try to access foo.bar.com/hello?foo=bar, you'll be redirected to foo2.bar.com/path/hello?foo=bar.
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Sorting an array of objects by property values
...for string sorting in case some one needs it,
const dataArr = {
"hello": [{
"id": 114,
"keyword": "zzzzzz",
"region": "Sri Lanka",
"supportGroup": "administrators",
"category": "Category2"
}, {
"id": 115,
"keyword": "aaaaa",
"region": "Japan",
...
The difference between sys.stdout.write and print?
...g the "chevron" form. For example:
print >> open('file.txt', 'w'), 'Hello', 'World', 2+3
See: https://docs.python.org/2/reference/simple_stmts.html?highlight=print#the-print-statement
In Python 3.x, print becomes a function, but it is still possible to pass something other than sys.stdou...
What is the difference between a reference type and value type in c#?
... array or something similar.
Thus, when you do something like:
var a = "Hello";
the computer will do the following:
allocate memory (say starting at memory location 1000 for 5 bytes) and put H (at 1000), e (at 1001), l (at 1002), l (at 1003) and o (at 1004).
allocate somewhere in memory (say...
How can I use map and receive an index as well in Scala?
...p in .zipWithIndex with Map data structure
val sampleMap = Map("a" -> "hello", "b" -> "world", "c" -> "again")
val result = sampleMap.zipWithIndex.map { case ((key, value), index) =>
s"Key: $key - Value: $value with Index: $index"
}
Results
List(
Key: a - Value: hello w...