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Get JavaScript object from array of objects by value of property [duplicate]
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@thdoan The OP asked for "the object", not "an array of matching objects". elclanrs's answer is wrong.
– Michał Perłakowski
Apr 22 '18 at 21:29
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How to tell if a file is git tracked (by shell exit code)?
...older (1.6.0) version of git, you need to put the --error-unmatch option before the filename to get an error. Somehow the option is only applied to filenames that follow it.
– Alex Dupuy
Feb 7 '12 at 8:05
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How can I parse a time string containing milliseconds in it with python?
...datetime.html : New in version 2.6: time and datetime objects support a %f format code which expands to the number of microseconds in the object, zero-padded on the left to six places.
– ilkinulas
Mar 30 '09 at 18:01
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Shell command to tar directory excluding certain files/folders
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You can have multiple exclude options for tar so
$ tar --exclude='./folder' --exclude='./upload/folder2' -zcvf /backup/filename.tgz .
etc will work. Make sure to put --exclude before the source and destination items.
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How can I get the current PowerShell executing file?
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I've tried to summarize the various answers here, updated for PowerShell 5:
If you're only using PowerShell 3 or higher, use $PSCommandPath
If want compatibility with older versions, insert the shim:
if ($PSCommandPath -eq $null) { function GetPSCommandPath() { return $MyInvocatio...
How to create an HTTPS server in Node.js?
...ssewell.com/blog/2010/06/03/node-js-https-ssl-server-example/
This works for node v0.1.94 - v0.3.1. server.setSecure() is removed in newer versions of node.
Directly from that source:
const crypto = require('crypto'),
fs = require("fs"),
http = require("http");
var privateKey = fs.readFileS...
How to check version of python modules?
... systems, you can pipe this to grep(or findstr on Windows) to find the row for the particular package you're interested in:
Linux:
$ pip freeze | grep lxml
lxml==2.3
Windows:
c:\> pip freeze | findstr lxml
lxml==2.3
For an individual module, you can try the __version__ attribute, however ther...
Predicate Delegates in C#
...ence to a function that returns true or false. Predicates are very useful for filtering a list of values - here is an example.
using System;
using System.Collections.Generic;
class Program
{
static void Main()
{
List<int> list = new List<int> { 1, 2, 3 };
Pre...
JSON.stringify without quotes on properties?
I'm using a service which uses incorrect JSON format (no double quotes around properties). So I need to send
9 Answers
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How to get a number of random elements from an array?
... I would suggest using Python's implementation if you are going for speed: jsperf.com/pick-random-elements-from-an-array
– Derek 朕會功夫
Aug 7 '17 at 23:29
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