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How to join multiple lines of file names into one with custom delimiter?
...IFS=$'\n'
files=($(ls -1))
IFS=,
list=${files[*]}
IFS=$saveIFS
Using readarray (aka mapfile) in Bash 4:
readarray -t files < <(ls -1)
saveIFS=$IFS
IFS=,
list=${files[*]}
IFS=$saveIFS
Thanks to gniourf_gniourf for the suggestions.
...
How do I access properties of a javascript object if I don't know the names?
...console.log(Object.keys(data)); // => ["Name", "Value"]
and loop with Array.prototype.forEach:
Object.keys(data).forEach(function (key) {
console.log(data[key]);
});
// => Logs "Property Name", 0
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jQuery event handlers always execute in order they were bound - any way around this? [duplicate]
... can easily extend this to insert an item at any given position. It's just array manipulation. But since I haven't seen jQuery's source and don't want to miss out on any jQuery magic from happening, I normally add the handler using bind first, and then reshuffle the array.
// [name] is the name of ...
Split large string in n-size chunks in JavaScript
...e) {
const numChunks = Math.ceil(str.length / size)
const chunks = new Array(numChunks)
for (let i = 0, o = 0; i < numChunks; ++i, o += size) {
chunks[i] = str.substr(o, size)
}
return chunks
}
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Using Sinatra for larger projects via multiple files
...mon in Ruby. You don't "define" a class, you "reopen it". For example, the Array class is defined by the core library, but you can later "monkeypatch" by using class Array; def some_awesome_method; end and a) all previous Array functionality is preserved, and b) all Array instances will get your new...
A proper wrapper for console.log with correct line number?
...ces).
/// </summary>
/// <param name="args" type="Array">list of details to log, as provided by `arguments`</param>
/// <remarks>Includes line numbers by calling Error object -- see
/// * http://paulirish.com/2009/log-a-lightweight-wrapper-for-...
Is there a common Java utility to break a list into batches?
...}
public static void main(String[] args) {
List<Integer> list = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14);
System.out.println("By 3:");
batches(list, 3).forEach(System.out::println);
System.out.println("By 4:");
batches(list, 4).forEach(System.out:...
How do you turn a Mongoose document into a plain object?
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Does this work if you return array on Model.find({}) the docs return is an array. Can you docs.toObject?
– jack blank
Feb 15 '17 at 19:46
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Google Maps JS API v3 - Simple Multiple Marker Example
Fairly new to the Google Maps Api. I've got an array of data that I want to cycle through and plot on a map. Seems fairly simple, but all the multi-marker tutorials I have found are quite complex.
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Any equivalent to .= for adding to beginning of string in PHP?
...
/* string(6) "barfoobar" */
I normally use vsprintf, since working with arrays is easier to manage value positions than individual arguments.
$vprepend = vsprintf('%2$s%1$s', array('foo', 'bar'));
var_dump($vprepend);
/* string(6) "barfoo" */
Also with an array of values, one can simply implod...